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Study sets matching "h bio option"

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Study sets matching "h bio option"

37 terms
IB Biology Option H
secreted, blood, cells
steroid- testosterone, protein-insulin…
Hormones- need to effect a change insi…
Hypothalamus- section of brain that co…
Hormones are chemical messengers ______ by endocrine glands i…
Hormones can be _____, ________, and ____ derivatives, answer…
Distinguish between the mode of action of steroid hormones an…
Outline the relationship between the hypothalamus and the pit…
secreted, blood, cells
Hormones are chemical messengers ______ by endocrine glands i…
steroid- testosterone, protein-insulin…
Hormones can be _____, ________, and ____ derivatives, answer…
21 terms
IB Biology Option H
Hormones
Bile
Hypothalamus
Posterior pituitary
Chemical messengers secreted by endocrine glands into the blo…
acts as a detergent to emulsify droplets of lipids
Controls release of hormones via the pituitary gland
Secretes hormones it receives from the hypothalamus
Hormones
Chemical messengers secreted by endocrine glands into the blo…
Bile
acts as a detergent to emulsify droplets of lipids
39 terms
Biology- Option H
posterior lobe
anterior lobe
ADH
osmoreceptor cells
neurosecretory cells in the hypothalamus produce hormones whi…
neurosecretory cells release hormones to blood stream in hypo…
posterior lobe of the pituitary, osmoregulation
in the hypothalamus detect water content in blood, if low act…
posterior lobe
neurosecretory cells in the hypothalamus produce hormones whi…
anterior lobe
neurosecretory cells release hormones to blood stream in hypo…
43 terms
Biology Option H
Hormones
Steroids
Proteins
Tyrosine derivatives
chemical messengers secreted by endocrine glands into the blo…
hormones that can pass through plasma membranes, like estroge…
hormones that bind to hormone receptors on the surface of cel…
hormones such as thyroxin
Hormones
chemical messengers secreted by endocrine glands into the blo…
Steroids
hormones that can pass through plasma membranes, like estroge…
62 terms
ib biology hl option H
endocrine glands
hormones
steroid hormones
peptide hormones
produce and secrete hormones.
chemical messengers that most often have a physiological effe…
-typically synthesized from cholesterol.... -classified as lipid…
-protein molecules.... -ex. imsulin (promotes glucose uptake by…
endocrine glands
produce and secrete hormones.
hormones
chemical messengers that most often have a physiological effe…
13 terms
IBD Biology HL: Option H.2 Digestion
H.2.1 Digestive juices are secreted in…
H.2.1 Digestive juices are secreted in…
H.2.1 Digestive juices are secreted in…
H.2.1 Digestive juices are secreted in…
Secrete saliva into the mouth, e.g. salivary amylase
- Located in the inner lining of the stomach... - These glands s…
- Sends pancreatic juice to the small intestine by way of a d…
Secrets bile into the small intestine
H.2.1 Digestive juices are secreted in…
Secrete saliva into the mouth, e.g. salivary amylase
H.2.1 Digestive juices are secreted in…
- Located in the inner lining of the stomach... - These glands s…
5 terms
IB Biology Option H.1
What are hormones (H1.1)
H1.2 - What can hormones be?
H1.3 Distinguish between the mode of a…
H1.4 - Outline the relationship betwee…
Hormones: are chemical messengers secreted into the blood by…
Steroids (Oestrogen), Proteins (Insulin), Tyrosine derivative…
Steroid hormones enter cell and interact with genes directly…
• The hypothalamus links the nervous and endocrine systems.…
What are hormones (H1.1)
Hormones: are chemical messengers secreted into the blood by…
H1.2 - What can hormones be?
Steroids (Oestrogen), Proteins (Insulin), Tyrosine derivative…
63 terms
IB Biology Options H and G
Nutrients regulated by the liver
Substances synthesized by the liver
Fate of amino acids in the liver
Substance metabolized by the liver
Blood sugar, lipids, iron, vitamins A and D
cholesterol and plasma proteins (like albumin)
transamination or deamination
carbohydrates
Nutrients regulated by the liver
Blood sugar, lipids, iron, vitamins A and D
Substances synthesized by the liver
cholesterol and plasma proteins (like albumin)
8 terms
IBD Biology HL: Option H.1 Hormones
H.1.1 Hormones
H.1.2 Hormones as steroids
H.1.2 Hormones as proteins
H.1.2 Hormones as tyrosine derivatives
- Endocrine grands produce and secrete hormones... - Hormones ar…
One example is oestrogen, which increases the thickness of th…
One example is insulin, which promotes glucose uptake by body…
One example is thyroxin, which increases metabolic rate
H.1.1 Hormones
- Endocrine grands produce and secrete hormones... - Hormones ar…
H.1.2 Hormones as steroids
One example is oestrogen, which increases the thickness of th…
45 terms
Option H
What are hormones? Give examples.
What are the three types of hormones?…
H.1.4 Outline the relationship between…
State that digestive juices are secret…
hormones are chemical messengers secreted by endocrine glands…
sterioids (EX: oestrogen), proteins (Ex: insulin), tyrosine d…
the portal vein connects the hypothalamus and the anterior pi…
salivary glands, gastric glands; stomach wall, the pancreas a…
What are hormones? Give examples.
hormones are chemical messengers secreted by endocrine glands…
What are the three types of hormones?…
sterioids (EX: oestrogen), proteins (Ex: insulin), tyrosine d…
9 terms
IBD Biology HL: Option H.3 Absorption of Digested Foods
H.3.1 Draw and label a transverse sect…
H.3.2 The structure features of an epi…
H.3.2 The structure features of an epi…
H.3.2 The structure features of an epi…
- Rhythmical contraction of the longitudinal smooth muscle an…
- Greatly increases the surface area for absorption
- Some of the molecules absorbed through the plasma membranes…
- near the plasma membrane, pinocytotic vesicles are often vi…
H.3.1 Draw and label a transverse sect…
- Rhythmical contraction of the longitudinal smooth muscle an…
H.3.2 The structure features of an epi…
- Greatly increases the surface area for absorption
39 terms
IBHL2 Biology - Option H Review
Hormones
Mode of Action of Hormones
Hypothalamus and Pituitary Gland
Control of ADH Secretion
Hormones are chemical messengers, secreted by ENDOCRINE GLAND…
Hormones do not all work in the same way. There are two main…
The hypothalamus is a small part of the brain that links the…
Neurosecretory cells in the supra-optic nucleus of the hypoth…
Hormones
Hormones are chemical messengers, secreted by ENDOCRINE GLAND…
Mode of Action of Hormones
Hormones do not all work in the same way. There are two main…
12 terms
IB Biology HL Option E/H
Stimulus... Response ... Reflex
Innate Behavior v. Learned Behavior
Some presynaptic neurons ____/____ pos…
Excitatory drugs v. Inhibitory drugs
1. A change in the environment (internal/external) that is de…
1. an instinctive response that is developmentally fixed.... 2.…
Excite/Inhibits
1. Nicotine... 2. Cocaine... 3. Amphetamine... 1. Benzodiazepine... 2. A…
Stimulus... Response ... Reflex
1. A change in the environment (internal/external) that is de…
Innate Behavior v. Learned Behavior
1. an instinctive response that is developmentally fixed.... 2.…
11 terms
IBD Biology HL: Option H.6 Gas Exchange
H.6.1 Partial pressure
Haemoglobin
H.6.2 The oxygen dissociation curves
H.6.2 Myoglobin vs. Haemoglobin
Partial pressure of oxygen is the pressure exerted by oxygen…
Haemoglobin is the protein molecule found in erythrocytes tha…
- The shape of the graph is indicative of the affinity change…
Myoglobin is used to store oxgyen in muscle tissues and relea…
H.6.1 Partial pressure
Partial pressure of oxygen is the pressure exerted by oxygen…
Haemoglobin
Haemoglobin is the protein molecule found in erythrocytes tha…
15 terms
Biology Paper 3 (Options E&H) Processes:
Outline the processes of Edge Enhancem…
Outline how sound is perceived by the…
Outline the affect of excitatory and i…
Outline the affect of THC on the synap…
A receptive field has a central bipolar cell surrounded by a…
1. Sound travels as pressure waves in the air which push the…
Decision making in the CNS involves the integration of multip…
1. THC mimics the neurotransmitter anandamide by binding to p…
Outline the processes of Edge Enhancem…
A receptive field has a central bipolar cell surrounded by a…
Outline how sound is perceived by the…
1. Sound travels as pressure waves in the air which push the…
23 terms
Option H
Allele Frequency
Gene Pool
Evolution
Species
The proportion of an allele within a population (%)
The sum total of alleles present in a sexually reproducing po…
Involves a change in allele frequency in a population's gene…
A group of organisms that can interbreed and produce fertile,…
Allele Frequency
The proportion of an allele within a population (%)
Gene Pool
The sum total of alleles present in a sexually reproducing po…
30 terms
option H
Whiskey Rebellion
Monroe Doctorine
James Madison
American Revolution
A fueled disagreement between th farmers and the Gov't on the…
A foreign policy by James Monroe stating that Europe cant com…
the father of the constitution, for drafting the constitution…
A war between the british and the Americans. We defeated them…
Whiskey Rebellion
A fueled disagreement between th farmers and the Gov't on the…
Monroe Doctorine
A foreign policy by James Monroe stating that Europe cant com…
13 terms
IBD Biology HL: Option H.5 The Transport System
H.5.1 The cardiac cycle
H.5.1 The atrial systole cardiac system
H.5.1 The ventricular systole cardiac…
H.5.1 The diastole cardiac system
- When a chamber of the heart contracts, it is because the ca…
- Atria contract= ventricles relax... - Blood is pushed into atr…
- Atria relaxed... - Ventricles contract... - Blood pushed into art…
- Atria and ventricles relaxed... - Blood flows into heart from…
H.5.1 The cardiac cycle
- When a chamber of the heart contracts, it is because the ca…
H.5.1 The atrial systole cardiac system
- Atria contract= ventricles relax... - Blood is pushed into atr…
10 terms
IBD Biology HL: Option H.4 Functions of the Liver
H.4.1 Circulation of blood through hep…
H.4.1 Circulation of blood through hep…
H.4.1 Circulation of blood through sin…
H.4.1 Circulation of blood through hep…
The branch of the aorta that carries oxygenated blood to the…
Receives low pressured, deoxygenated blood from the capillari…
Where exchanges between the blood and the hepatocytes occur (…
Low pressured, deoxygenated blood to vena cava and then to ri…
H.4.1 Circulation of blood through hep…
The branch of the aorta that carries oxygenated blood to the…
H.4.1 Circulation of blood through hep…
Receives low pressured, deoxygenated blood from the capillari…
37 terms
IB HL Biology - Option H (Further Human Physiology)
H.1.1 State that hormones are chemical…
H.1.2 State that hormones can be stero…
H.1.3 Distinguish between the mode of…
H.1.4 Outline the relationship between…
HORMONES: are chemical messengers secreted by endocrine gland…
STEROIDS: type of lipid in the body derived from cholesterol.…
STEROID HORMONES ... - Enter target cells through the plasma mem…
HYPOTHALAMUS: integrates the nervous and endocrine systems in…
H.1.1 State that hormones are chemical…
HORMONES: are chemical messengers secreted by endocrine gland…
H.1.2 State that hormones can be stero…
STEROIDS: type of lipid in the body derived from cholesterol.…
45 terms
Option Biology
Ethology
Natura lselection can change the frequ…
Learned behavior can spread through a…
Sensory receptors
The study of animal behavior in natural conditions
Behavior that increases the chances of survival and reproduct…
...
Specialized neurons on nerve endings or specialized cells tha…
Ethology
The study of animal behavior in natural conditions
Natura lselection can change the frequ…
Behavior that increases the chances of survival and reproduct…
90 terms
Biology Option
Community
Limiting Factors
Zone of Intolerance
Zone of Physiological Stress
A group of species in an area living and interacting with one…
Factors that affects a species' distribution
Species Absent
Species Infrequent
Community
A group of species in an area living and interacting with one…
Limiting Factors
Factors that affects a species' distribution
19 terms
option biology
edge enhancement
optic chiasm
doral
ventral
The dark part geting darker in eyes
The place that left vision and right version cross
up part of spinal cord
low part of spinal cord
edge enhancement
The dark part geting darker in eyes
optic chiasm
The place that left vision and right version cross
66 terms
Option H Keywords
Hormones
The endocrine system
Target cells
Steroid hormones
are chemical messengers secreted by endocrine glands into the…
is a control system of ductless glands that secrete chemical…
cells with special receptors that react to the presence of a…
lipids derived from cholesterol
Hormones
are chemical messengers secreted by endocrine glands into the…
The endocrine system
is a control system of ductless glands that secrete chemical…
27 terms
Biology option A1
Neural plate
neural plate border
ectoderm
mesoderm
...
...
...
Neural plate
neural plate border
...
60 terms
IB Biology Option B
Proteome
Transgenic
Target Gene
Marker Gene
The complete set of proteins a species can produce. Can be al…
Has been genetically modified with a gene from another organism
The new gene expressed, only useful if produced at certain ti…
linked to the target gene to determine if the intended transg…
Proteome
The complete set of proteins a species can produce. Can be al…
Transgenic
Has been genetically modified with a gene from another organism
30 terms
Biology Options
Stimulus
Response
Allele Frequency
Gene pool
A change in the internal or external environment that is dete…
A change in an organism as a result of a stimulus
The proportion of an allele within a population
The sum total of alleles within a sexually reproducing popula…
Stimulus
A change in the internal or external environment that is dete…
Response
A change in an organism as a result of a stimulus
59 terms
Biology Option C
Distribution of species
Limits of tolerance, Zones of stress -…
Ecological Niche
Competition in a niche
Range of places that it inhabits
Plant and animal species are limited in their distribution by…
The role of a species in a community. ... Spatial habitat - wher…
If two species have a similar echological niche, they will co…
Distribution of species
Range of places that it inhabits
Limits of tolerance, Zones of stress -…
Plant and animal species are limited in their distribution by…
70 terms
Biology option A
Define learning
Define memory
Name three types of learned behaviour
Skinner's experiments investigated
The acquisition of a skill or knowledge
the process of encoding, storing and accessing information
1. Reflex/classical conditioning -Pavlov and dogs... 2. Imprinti…
Operant conditioning
Define learning
The acquisition of a skill or knowledge
Define memory
the process of encoding, storing and accessing information
37 terms
The Liver (Option H)
What does the Hepatic artery do?
What does the hepatic portal vein do?
What are sinusoids and what do they do?
What are arterioles?
brings oxygen rich blood from the heart
brings blood from the gut to the liver
sinusoids are portal veins divided in the liver that allow bl…
arterioles are how the hepatic artery is divided and joins wi…
What does the Hepatic artery do?
brings oxygen rich blood from the heart
What does the hepatic portal vein do?
brings blood from the gut to the liver
Option H - Liver
What does the hepatic artery do?
Hepatic artery divides into?
what does the hepatic portal vein do?
hepatic portal vein divides into _____…
brings o2 rich blood from the heart
arterioles
brings blood from gut to liver
sinusoids
What does the hepatic artery do?
brings o2 rich blood from the heart
Hepatic artery divides into?
arterioles
47 terms
Option H: Further Human Physiology
Explain the control of ADH secretion.
Hormones
State that hormones can be steroids, p…
Mode of action of steroid hormones
ADH is secreted by neurosecretory cells in hypothalamus.... ADH…
Chemical messengers secreted by endocrine glands into the blo…
Steroid... - lipids derived from cholesterol... - lipophilic; can p…
Steroid hormones... - enter target cells through plasma membrane…
Explain the control of ADH secretion.
ADH is secreted by neurosecretory cells in hypothalamus.... ADH…
Hormones
Chemical messengers secreted by endocrine glands into the blo…
81 terms
IB Biology Option D
What is nutrition?
What are essential nutrients?
What are the four chemical groups of e…
What is malnutrition?
Nutrition is defined as the supply of nutrients
Essential nutreients are substances that the body needs but i…
Minerals - specific elements such as calcium or iron... Vitamins…
Malnutrition is a deficiency, imbalance, or excess of specifi…
What is nutrition?
Nutrition is defined as the supply of nutrients
What are essential nutrients?
Essential nutreients are substances that the body needs but i…
31 terms
Biology Option D: Evolution
Four processes needed for the spontane…
Miller and Urey's experiment
Possible locations where conditions wo…
Properties of RNA that allowed its rol…
1. chemical reactions to produce simple organic molecules ... 2.…
investigated the theory that organic compounds could have for…
1. surface: by chemical reactions in the atmosphere and in wa…
1. RNA can self-replicate: one molecule can form a template f…
Four processes needed for the spontane…
1. chemical reactions to produce simple organic molecules ... 2.…
Miller and Urey's experiment
investigated the theory that organic compounds could have for…
9 terms
Option H Human Physiology
Essential nutrients
Non-essential nutrients
ex of essential nutrients
ex of non-essential nutrients
cannot be synthesized in the body from other nutrients so mus…
can be synthesized in the body or found from alternative sour…
water omega 3 omega 6 vit a c d
carbohydrates other vitamins minerals
Essential nutrients
cannot be synthesized in the body from other nutrients so mus…
Non-essential nutrients
can be synthesized in the body or found from alternative sour…
12 terms
Option H (Liver)
Hepatic artery
Arterioles
Hepatic portal vein
Sinusoids
- Brings oxygen-rich blood FROM heart... - divides into arterioles
Join with sinusoids at various points to provide oxygenated b…
-Brings blood from gut to liver... -in liver, divides into sinus…
- wider than capillaries ... - not continually lined with cells…
Hepatic artery
- Brings oxygen-rich blood FROM heart... - divides into arterioles
Arterioles
Join with sinusoids at various points to provide oxygenated b…
10 terms
IB BIO HL Option H; H2: Digestion
H.2.1: State that digestive juices are…
H.2.2: Explain the structural features…
H.2.3: Compare the composition of sali…
H.2.4: Outline the control of digestiv…
Digestive juices are secreted into the alimentary canal by gl…
Exocrine gland cells:... - one or two prominent nucleoli inside…
Before food reaches the stomach, gastric juice is already bei…
H.2.1: State that digestive juices are…
Digestive juices are secreted into the alimentary canal by gl…
H.2.2: Explain the structural features…
Exocrine gland cells:... - one or two prominent nucleoli inside…
50 terms
Option H: Further Human Physiology
What are hormones?
What Types of Proteins are there?
What do Steroid Hormones do?
What does a peptide hormone do?
Hormones are chemical messengers secreted into the blood by e…
-Steroids e.g. Progesterone... -Peptides e.g Oxytocin... -Tyrosine…
1. Steroid hormone in the blood passes through plasma membran…
1. Peptide hormone in blood binds to specific receptor glycop…
What are hormones?
Hormones are chemical messengers secreted into the blood by e…
What Types of Proteins are there?
-Steroids e.g. Progesterone... -Peptides e.g Oxytocin... -Tyrosine…
8 terms
IB BIO HL Option H; H6: Gas exchange
H.6.1: Define partial pressure
H.6.2: Explain the oxygen dissociation…
H.6.2: Explain the oxygen dissociation…
H.6.3: Describe how carbon dioxide is…
Partial pressures are the pressures exerted by each of the ga…
If air with the normal oxygen content is bubbled through a sa…
Fetal haemoglobin: the haemoglobin in the red blood cells of…
Carbon dioxide can be converted into hydrogen carbonate ions…
H.6.1: Define partial pressure
Partial pressures are the pressures exerted by each of the ga…
H.6.2: Explain the oxygen dissociation…
If air with the normal oxygen content is bubbled through a sa…
12 terms
Physics Options E and H
Frame of reference
Inertial frame of reference
Michelson-Morley experiment
Einstein's Postulates
A coordinate system covered in clocks that an observer uses t…
A frame of reference that isn't accelerating. All Newtonian L…
An experiment designed to measure the speed of the Earth rela…
1. The laws of physics are the same in all inertial frames of…
Frame of reference
A coordinate system covered in clocks that an observer uses t…
Inertial frame of reference
A frame of reference that isn't accelerating. All Newtonian L…
19 terms
IB Biology Option C
Limiting factors
Keystone species
Niche
Fundamental niche
Distribution of species is affected by this
Not necessarily abundant but exhibits strong control over the…
Specific role in a community
The potential mode of existence given a species adaptations
Limiting factors
Distribution of species is affected by this
Keystone species
Not necessarily abundant but exhibits strong control over the…
14 terms
Options - Geo of F & H
Life Expectancy
Infant Mortality Rate (IMR)
Child Mortality
HALE
...
...
...
...
Life Expectancy
...
Infant Mortality Rate (IMR)
...
17 terms
Biology Option Topics Definitions
Fundamental niche
Realised niche
Biomass
Gross production
The potential mode of existence, given the adaptations of the…
The actual mode of existence, which results from the adaptati…
The total dry organic matter of living organisms or ecosystems
The amount of organic matter (biomass) produced by plants
Fundamental niche
The potential mode of existence, given the adaptations of the…
Realised niche
The actual mode of existence, which results from the adaptati…
17 terms
Biology Option: Human Brain
basal metabolic rate
cerebral hemispheres
hypothalamus
cerebellum
The amount of energy used by the body when at rest
Largest part of the brain, form the coordinating centre for l…
-Controls the autonomic nervous system... -It coordinates the en…
Coordinates movement, posture and balance
basal metabolic rate
The amount of energy used by the body when at rest
cerebral hemispheres
Largest part of the brain, form the coordinating centre for l…
19 terms
IB Biology Option G
Gross Production
Net Production
Biomass
Biome
The amount of organic matter (biomass) produced by plants
The amount of organic matter produced by plants minus what is…
The total dry organic matter of living organisms or ecosystems
A geographical area that has a particular climate and sustain…
Gross Production
The amount of organic matter (biomass) produced by plants
Net Production
The amount of organic matter produced by plants minus what is…
22 terms
Biology - Option Communication
Receptors
Stimulus
Human Eye
Conjunctiva
...
...
...
...
Receptors
...
Stimulus
...
24 terms
Biology: OPTION D (Evolution)
Comets
Living cells may have been preceded by
Allele frequency
Gene pool
may have delivered organic compounds to Earth
protobionts, with an internal chemical environment different…
Proportion of an allele in a frequency
Sum total of alleles present in a sexually reproducing popula…
Comets
may have delivered organic compounds to Earth
Living cells may have been preceded by
protobionts, with an internal chemical environment different…
10 terms
Biology: Option G1
Competitive Exclusion
Fundamental Niche
Realized Niche
Biomass
No two species can occupy the same niche in a community
Potential mode of existence of a species
Actual mode of existence of a species
Total dry organic matter of living organisms or ecosystems
Competitive Exclusion
No two species can occupy the same niche in a community
Fundamental Niche
Potential mode of existence of a species
48 terms
Biology: Option F (Microbiology)
3 domains of living organisms
Features of Eukarya
Features of Eubacteria
Features of Archaea
Eukarya, Eubacteria, Archaea
Eukaryotic, membrane bound nucleus, have histones and most in…
Prokaryotic, lack a nucleus, 'true' DNA, no histones or intro…
Prokaryotic, lack a nucleus, extremophiles and ancient bacter…
3 domains of living organisms
Eukarya, Eubacteria, Archaea
Features of Eukarya
Eukaryotic, membrane bound nucleus, have histones and most in…
7 terms
IB BIO HL Option H; H4: Functions of the liver
H.4.1: Outline the circulation of bloo…
H.4.2: Explain the role of the liver i…
H.4.3: Outline the role of the liver i…
H.4.4: State that the liver synthesize…
hepatocytes = liver cells... The liver is supplied with blood b…
One of the main functions of the liver is to regulate levels…
When certain nutrients are in excess in the blood, hepatocyte…
The liver (hepatocytes) synthesizes plasma proteins and chole…
H.4.1: Outline the circulation of bloo…
hepatocytes = liver cells... The liver is supplied with blood b…
H.4.2: Explain the role of the liver i…
One of the main functions of the liver is to regulate levels…
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