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Study sets matching "digestion 1"

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Study sets matching "digestion 1"

26 terms
Digestion 1
saliva
mouth
peristalsis
stomach
contains an enzyme that breaks down starch into sugars - begi…
where food is ingested & broken up into small pieces
muscular contractions that squeeze food through the digestive…
muscular sac like organ which churns food - contains enzymes…
saliva
contains an enzyme that breaks down starch into sugars - begi…
mouth
where food is ingested & broken up into small pieces
22 terms
Digestion #1
Anus
Appendix
Duodenum
Epiglottis
Anus
Appendix
17 terms
Digestion #1
Anus
Duodenum
Epiglottis
Esophagus
Anus
Duodenum
19 terms
DIGESTION 1
Mouth
Esophagus
Stomach
Small Intestines
Where Digestion Starts
Tube that leads from the mouth to the stomach
Storage place for food, Filled with Gastric Juice
Most digestion takes place here. Digestion is completed here.
Mouth
Where Digestion Starts
Esophagus
Tube that leads from the mouth to the stomach
17 terms
Digestion 1
Proteins
Carbohydrates
Fats
Caecum
Made of amino acids
Made of simple sugars
Triglycerides
Proteins
Made of amino acids
Carbohydrates
Made of simple sugars
36 terms
Digestion 1
Condensation
Hydrolysis
Digestive tract purpose
Digestive tract method
Two molecules combine (reaction)
A molecule splits into two smaller ones
Reduce large molecules to smaller, readily absorbed units
Hydrolysis
Condensation
Two molecules combine (reaction)
Hydrolysis
A molecule splits into two smaller ones
37 terms
Digestion 1
Mechanical digestion
Chemical digestion
Carbohydrates (CHO) include
Fructose + glucose =
Part of digestion that uses movement (blood) and muscle contr…
Chemical reactions through enzymes break chemical bonds (chem…
Monosaccharides ("one")... Dissacharides (di="two")... Oligosacchar…
Sucrose (sugar)
Mechanical digestion
Part of digestion that uses movement (blood) and muscle contr…
Chemical digestion
Chemical reactions through enzymes break chemical bonds (chem…
9 terms
Digestion 1
Digestion
Absorption
Saliva
Enzyme
The process by which the body breaks down food into small nut…
The process by which nutrient molecules pass through the wall…
The fluid released when the mouth waters that plays an import…
A protein that speeds up chemical reactions in the body
Digestion
The process by which the body breaks down food into small nut…
Absorption
The process by which nutrient molecules pass through the wall…
28 terms
Digestion, 6.1 Digestion and Absorption
enzyme in saliva that breaks down star…
place where food is masticated ... (broke…
peristalsis
an enlarged, muscular saclike organ wh…
amylase
mouth
rhythmic muscular contractions that squeeze food through oeso…
stomach
enzyme in saliva that breaks down star…
amylase
place where food is masticated ... (broke…
mouth
37 terms
Digestion (1)
Autotrophs
Heterotrophs
Herbivores
Carnivore
Producers (Plants)
Consumers (Animals)
Primary consumers of producers
Secondary Consumers (Eat herbivore)
Autotrophs
Producers (Plants)
Heterotrophs
Consumers (Animals)
Digestion 1
Macromolecule
Metabolism
Essential Nutrient
Monosaccharide
A very large molecule made up of smaller molecules that are l…
The sum total of all of the chemical reactions that occur in…
A nutrient that cannot be made by the body, and must therefor…
A simple sugar with 3-7 carbon atoms
Macromolecule
A very large molecule made up of smaller molecules that are l…
Metabolism
The sum total of all of the chemical reactions that occur in…
123 terms
Digestion 1
Carbs, Proteins, and Fat all fall unde…
Vitamins and minerals fall under this…
What are the 4 types of carbohydrates?
What are the 5 types of proteins?
Macronutrients
Micronutrients
Monosaccharide, Disaccharide, Oligosaccharides, Polysaccharides
Amino acid, Dipeptide, Oligopeptide, Polypeptide, Protein
Carbs, Proteins, and Fat all fall unde…
Macronutrients
Vitamins and minerals fall under this…
Micronutrients
36 terms
6.1 Digestion and Absorption
Ingestion
Digestion
Absorption
Egestion
Intake of food
Breakdown of food substances into simpler forms that can be a…
Digested products moving into blood stream, picked up by the…
removal of undigested waste
Ingestion
Intake of food
Digestion
Breakdown of food substances into simpler forms that can be a…
90 terms
Digestion 1
main function of digestive sys
4 basic processes of digestive system
motility
secretion
transfer:... nutrients... water... electrolytes... from ingested food i…
motility... secretion... digestion... absorption
muscular contractions --> ... mix & move contents forward in di…
transfer of:... * digestive juices... by EXOCRINE glands ... into DI…
main function of digestive sys
transfer:... nutrients... water... electrolytes... from ingested food i…
4 basic processes of digestive system
motility... secretion... digestion... absorption
25 terms
6.1 IB Biology: Digestion
Ingestion
Digestion
Absorption
Transport
Take into the body by swallowing or absorbing it.
The process of breaking down food by mechanical and enzymatic…
The process or action by which one thing absorbs or is absorb…
Refers to processes which cause heat energy, or particles, or…
Ingestion
Take into the body by swallowing or absorbing it.
Digestion
The process of breaking down food by mechanical and enzymatic…
23 terms
Digestion Part 1
enzyme in saliva that breaks down star…
place where food is ingested and broke…
rhythmic muscular contractions that sq…
an enlarged, muscular saclike organ of…
amylase
mouth
peristalsis
stomach
enzyme in saliva that breaks down star…
amylase
place where food is ingested and broke…
mouth
36 terms
6.1 Digestion and Absorption
Ingestion
Digestion
Absorption
Egestion
Intake of food
Breakdown of food substances into simpler forms that can be a…
Digested products moving into blood stream, picked up by the…
removal of undigested waste
Ingestion
Intake of food
Digestion
Breakdown of food substances into simpler forms that can be a…
37 terms
6.1 Digestion and Absorption
Absorption
Amylase
Cellulose
Circular muscles
the movement of a substance, such as a liquid or solute, acro…
an enzyme,produced by salivary glands and pancreas, that conv…
a complex carbohydrate that is composed of glucose units, and…
the inner layer of smooth (involuntary) muscle of the muscle…
Absorption
the movement of a substance, such as a liquid or solute, acro…
Amylase
an enzyme,produced by salivary glands and pancreas, that conv…
34 terms
digestion part 1
Upper esophageal Sphincter
Upper esophageal Sphincter function
Lower esophageal Sphincter (cardiac Sp…
Lower Esophageal Sphincter function
prevents air from entering into
Prevents acid reflex from the stomach into the esophagus
Upper esophageal Sphincter
Upper esophageal Sphincter function
prevents air from entering into
9 terms
Digestion Pt 1
the process by which the body breaks d…
The process by which nutrient molecule…
the fluid released when the mouth wate…
A protein that speeds up chemical reac…
Digestion
Absorption
Saliva
Enzyme
the process by which the body breaks d…
Digestion
The process by which nutrient molecule…
Absorption
16 terms
6.1 Digestion & Absorption
peristalsis
villi
dialysis tubing
lumen
waves of muscular contraction
small fingerlike extensions of the mucosa on the inside of th…
thin membrane which controls the size movement of materials u…
region within a blood vessel or alimentary canal
peristalsis
waves of muscular contraction
villi
small fingerlike extensions of the mucosa on the inside of th…
24 terms
Digestion 1
mouth
salivary glands
amylase
bolus
digestions begins here, teeth masticate the food, increasing…
glands of the mouth that produce saliva, a digestive secretio…
an enzyme found in saliva starts to breaks down carbohydrates…
the actual portion bite size of food that goes down your esop…
mouth
digestions begins here, teeth masticate the food, increasing…
salivary glands
glands of the mouth that produce saliva, a digestive secretio…
144 terms
Digestion #1
What are five types of digestions
mechanical digestion definition
mechanical digestion
chemical digestion definition
ingestion - selective intake of food... digestion - mechanical…
the physical breakdown of food into smaller particles
cutting and grinding action of the teeth ... churning action of…
a series of hydrolysis reactions that breaks dietary macromol…
What are five types of digestions
ingestion - selective intake of food... digestion - mechanical…
mechanical digestion definition
the physical breakdown of food into smaller particles
91 terms
Digestion 1
ingestion - where
propulsion
peristalsis
swallowing - where
mouth
moving forward; swallowing, peristalsis
ADJACENT segments wave-like muscle contraction
oropharynx
ingestion - where
mouth
propulsion
moving forward; swallowing, peristalsis
15 terms
Digestion 1
Stomadeum
Mesenteron
Proctodaeum
Ectodermal
Foregut
Mid gut
Hind gut
Stomadeum ( foregut) includes mouth buccal cavity oesophagus…
Stomadeum
Foregut
Mesenteron
Mid gut
169 terms
Digestion 1
teeth
tongue
glands
liver
Subdivisions of the Digestive System... accessory organs:... 1. ___…
Subdivisions of the Digestive System... accessory organs:... 1. tee…
Subdivisions of the Digestive System... accessory organs:... 1. tee…
Subdivisions of the Digestive System... accessory organs:... 1. tee…
teeth
Subdivisions of the Digestive System... accessory organs:... 1. ___…
tongue
Subdivisions of the Digestive System... accessory organs:... 1. tee…
digestion 1
mechanical action
chemical action
Chyme
absorption
mastication and contraction in the tubular portion of the gi…
Enzyme digestion
a semi-fluid in which lipids, proteins, and carbohydrates are…
most important function of gi tract
mechanical action
mastication and contraction in the tubular portion of the gi…
chemical action
Enzyme digestion
59 terms
Digestion (1)
Roles of digestion
Integration & Regulation
Parts of Gut
Parts of Tube
- Move food from one end to other ... - Break down food ... - Absor…
♣ All 3 of these functions must be Integrated and Regulated…
includes tube and all the organs
♣ Oropharynx (mouth & back of throat) ... ♣ Esophagus ... ♣ Stomach…
Roles of digestion
- Move food from one end to other ... - Break down food ... - Absor…
Integration & Regulation
♣ All 3 of these functions must be Integrated and Regulated…
Digestion 1
Digestive system
GI tract
Oral cavity, teeth, tongue
Liver
An irregular tube, open at both end, called alimentary canal…
9m 29ft
Mechanical processing, moistening, mixing the salivary secret…
Secretion of bile (important for lipid digestion), storage of…
Digestive system
An irregular tube, open at both end, called alimentary canal…
GI tract
9m 29ft
29 terms
digestion 1
digestive system
teeth
tongue
salivary glands
organs that ingest food, mix and move ingested material, abso…
bones used in chewing food to break apart food
skeletal muscle of the most with surface involved in taste, m…
glands in the oral cavity which produce saliva
digestive system
organs that ingest food, mix and move ingested material, abso…
teeth
bones used in chewing food to break apart food
28 terms
6.1 Digestion and absorption
Structure of the digestive system
Structure of the wall of the small int…
Peristalsis
Main function of peristalsis
Mouth... Esophagus... Stomach... Gall bladder... Liver... Pancreas... Small int…
Serosa - an outer coat... Muscle layers - longitudinal muscle an…
Waves of muscle contraction.... The contraction of circular and…
To speed up the process of digestion by churning semi-digeste…
Structure of the digestive system
Mouth... Esophagus... Stomach... Gall bladder... Liver... Pancreas... Small int…
Structure of the wall of the small int…
Serosa - an outer coat... Muscle layers - longitudinal muscle an…
22 terms
Digestion 1
functions of the digestion system
main divisions of the digestive system
alimentary canal
accessory digestive organs
- ingest food... - break down food into nutrient molecules... - abs…
1. alimentary canal... 2. accessory digestive organs
- continuous, muscular digestive tube winding throughout the…
teeth, tongue, gallbladder, salivary glands, liver, pancreas
functions of the digestion system
- ingest food... - break down food into nutrient molecules... - abs…
main divisions of the digestive system
1. alimentary canal... 2. accessory digestive organs
230 terms
Digestion 1
How much saliva do we make a day
Saliva contains high concentration of…
pH level of when salivary amylase begi…
pH level when salivary amylase (hydrol…
1-1.5 L a day
K and HCO3 ... Low Na and Cl
6.5-7.0
2.5 which is the pH levels of the gastric juices
How much saliva do we make a day
1-1.5 L a day
Saliva contains high concentration of…
K and HCO3 ... Low Na and Cl
23 terms
Digestion 1
Anatomy of the digestive system
Alimentary Canal
Accessory Digestive Organs
General histology of the GI tract
-Functions: get food into a usable form... -Organs divided into…
-Hollow tube... -Site of Digestion ... -Site of Absorption... -Digesti…
-Salivary glands... -Gallbladder... -Liver... -Pancreas
-Basic structural plan from esophagus to anus... -4 tunics... ~Muc…
Anatomy of the digestive system
-Functions: get food into a usable form... -Organs divided into…
Alimentary Canal
-Hollow tube... -Site of Digestion ... -Site of Absorption... -Digesti…
102 terms
Digestion 1
Digestive system
Alimentary canal
Accessory digestive organs
Name 6 essential activities in digesti…
Alimentary canal or gastrointestinal tract digest and absorb'…
Mouth, pharynx, esophagus, stomach small intestine and large…
Teeth,gallbladder, salivary gland, liver and pancreas
Ingestion propulsion and mechanical digestion, chemical diges…
Digestive system
Alimentary canal or gastrointestinal tract digest and absorb'…
Alimentary canal
Mouth, pharynx, esophagus, stomach small intestine and large…
112 terms
Digestion 1
Cells' currency of energy is:
Cellular respiration (in each cell) co…
~Note~
Digestion
ATP
Molecules of food we eat into ATP
We need to break down food into individual units for transpor…
Ability to break things we eat down into monomers... Taking som…
Cells' currency of energy is:
ATP
Cellular respiration (in each cell) co…
Molecules of food we eat into ATP
71 terms
Digestion 1
digestive system is known as a
gastroenterology
ingestion
digestion
"disassembly line"
study processes and diseases of the digestive tract
selective intake of food
mechanical and chemical break down into a usable form
digestive system is known as a
"disassembly line"
gastroenterology
study processes and diseases of the digestive tract
15 terms
Digestion 1
Celiac disease
Hernia
Appendicitis
Lactose intolerance
disease caused by sensitivity to gluten
Protrusion of an organ through the wall of the cavity that no…
Inflammation of the appendix
The inability to completely digest the milk sugar lactose
Celiac disease
disease caused by sensitivity to gluten
Hernia
Protrusion of an organ through the wall of the cavity that no…
39 terms
Digestion 1
What is Digestion ?
4 Basic Molecules
4 Basic Digestive processes
Carbohydrates
Transfer of nutrients, water, electrolytes into animal
Carbohydrates... Fats... Proteins... Nucleic Acid
Motility... Secretion... Digestion... Absorption
Simple Sugars -> Glucose, Lactose, Sucrose & Starches, Cellul…
What is Digestion ?
Transfer of nutrients, water, electrolytes into animal
4 Basic Molecules
Carbohydrates... Fats... Proteins... Nucleic Acid
35 terms
Digestion 1
Ghrelin
Neuropeptide Y
Peptide YY
Leptin
Released primarily by stomach and its highest levels are righ…
Promotes growth of adipose tissue
Released by intestines... Satiety hormone
Released by adipose tissues
Ghrelin
Released primarily by stomach and its highest levels are righ…
Neuropeptide Y
Promotes growth of adipose tissue
33 terms
Digestion 1
Ingestion
Mechanical processing and propulsion
Digestion
Secretion
an active process involving conscious choice and decision mak…
mastication, churning, swallowing, peristalsis
breakdown of ingested material via acids and enzymes
the release of water, acids, buffers,and salts by the epithel…
Ingestion
an active process involving conscious choice and decision mak…
Mechanical processing and propulsion
mastication, churning, swallowing, peristalsis
52 terms
Digestion 1
Autotrophs
Heterotrophs
Two types of Heterotrophs
Three types of Predators
1. Produce complex organic compounds (i.e., carbohydrates, fa…
Unable to synthesize their own nutrients and rely on consumin…
• Predators feed on living organisms.... • Detritivores feed on…
• herbivores, which consume plants; ... • carnivores, which prey…
Autotrophs
1. Produce complex organic compounds (i.e., carbohydrates, fa…
Heterotrophs
Unable to synthesize their own nutrients and rely on consumin…
119 terms
Digestion 1
movement of food thru GI tract (24-36…
(swallowing) - to move from oral cavit…
wave-like alternation of contraction &…
rhythmic constriction of small intesti…
propulsion
deglutition
peristalsis
sementation
movement of food thru GI tract (24-36…
propulsion
(swallowing) - to move from oral cavit…
deglutition
42 terms
Digestion 1
Philtrum
Dental pad
Visceral peritoneum
Parietal peritoneum
Groove between left and right upper lip
One of the major differences between species, as it exists in…
Serosa/mesothelium/simple squamous epithelium that lies direc…
Serosa/mesothelium/simple squamous epithelium that lies on ab…
Philtrum
Groove between left and right upper lip
Dental pad
One of the major differences between species, as it exists in…
19 terms
Digestion 1
Alimentary canal
Mucosa (mucous membrane)
Lumen
Submucosa
Mouth, pharynx, esophagus, stomach, small/large intestine, an…
Alimentary canal layer that protects the tissues beneath it a…
Passageway of the digestive tube
Alimentary canal layer whose vessels nourish surrounding tiss…
Alimentary canal
Mouth, pharynx, esophagus, stomach, small/large intestine, an…
Mucosa (mucous membrane)
Alimentary canal layer that protects the tissues beneath it a…
27 terms
digestion 1
merocrine glands
exocrine glands
endocrine glands
apocrine glands
Exocrine glands that secrete without losing cellular material
Glands that produce a secretion carried by a duct or tube
Glands secrete hormones that regulate processes such as growt…
Sweat glands that are located in the axillae and anogenital a…
merocrine glands
Exocrine glands that secrete without losing cellular material
exocrine glands
Glands that produce a secretion carried by a duct or tube
29 terms
Digestion 1
Tongue
Tongue
Ankyloglossia
Tongue Papillae
1.process food: grips, repositions food. Mixes with saliva an…
1.Intrinsic Muscles: within (interlacing fascicles)... 2. Extrin…
"fused tongue", "tongue tied" congenital short frenulum.
Mucosal peg-like projections ... 1. Filiform ... 2. Fungiform... 3. Ci…
Tongue
1.process food: grips, repositions food. Mixes with saliva an…
Tongue
1.Intrinsic Muscles: within (interlacing fascicles)... 2. Extrin…
23 terms
6.1 Digestion & Absorption
oncogenes
carcinogens
mutagens
digestive system diagram
tumor suppressor genes
cancer causing mutations
anything that causes a genetic mutation
oncogenes
tumor suppressor genes
carcinogens
cancer causing mutations
70 terms
Digestion Part 1
Oral Cavity
Labia
Cheeks
gingivae
Oral Cavity
Labia
24 terms
1: Digestion and absorption
Functions of the GI system
Overall fluid balance in the GI system
Location and absorption of nutrients
The principal sites of dietary carbohy…
-Ingestion... -Peristalsis (propulsion)... -Digestion (chemical and…
- approx 2 L of water is ingested each day, and 7 L of variou…
One deviation from the figure: duodenum is the main site of d…
mouth and intestinal lumen
Functions of the GI system
-Ingestion... -Peristalsis (propulsion)... -Digestion (chemical and…
Overall fluid balance in the GI system
- approx 2 L of water is ingested each day, and 7 L of variou…
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