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Study sets matching "a & p chapter 14"

50 terms
A&P Chapter 14
Ampulla
Aqueous humor
Basilar membrane
Cerebral peduncles
in the ear, the structure at the base of a semicircular canal…
watery fluid that fills the anterior chamber containing the c…
in the ear, the floor of the cochlear duct on which the organ…
segments of the descending motor pathway that make up the whi…
Ampulla
in the ear, the structure at the base of a semicircular canal…
Aqueous humor
watery fluid that fills the anterior chamber containing the c…
95 terms
A&P Chapter 14
pet scans and brain function
pet scan readings
xrays and brain function
dural sinus
radioactive or metabolically active substance is injected... as…
more metabolically active tissue turns bright (cancer?)... damag…
dense tissue (tumors) appear white
place where the space between the periosteal and meningeal du…
pet scans and brain function
radioactive or metabolically active substance is injected... as…
pet scan readings
more metabolically active tissue turns bright (cancer?)... damag…
17 terms
Chapter 14: A & P
Somatic Nerves
Autonomic Nervous System
Somatic Effector Organs
Autonomic Effector Organs
One motor neuron
- involuntary branch of nervous system... - Consists of motor ne…
Skeletal Muscle
Smooth muscle, cardiac muscle & glands
Somatic Nerves
One motor neuron
Autonomic Nervous System
- involuntary branch of nervous system... - Consists of motor ne…
158 terms
A&P Chapter 14
Rostral
Cerebrum
Cerebellum
Medulla
toward the nose
Area of the brain responsible for all voluntary activities of…
A large structure of the hindbrain that controls fine motor s…
Base of brainstem; controls heartbeat and breathing
Rostral
toward the nose
Cerebrum
Area of the brain responsible for all voluntary activities of…
71 terms
A&P - Chapter 14
2 basic groups of sensation
general senses
somatic general sense
visceral general sense
1. general senses... 2. special senses
receptors distributed over large part of the body
body and environment (touch, pressure, temperature, proprioce…
internal organs (pain and pressure)
2 basic groups of sensation
1. general senses... 2. special senses
general senses
receptors distributed over large part of the body
158 terms
A&P Chapter 14
Rostral
Cerebrum
Cerebellum
Medulla
toward the nose
Area of the brain responsible for all voluntary activities of…
A large structure of the hindbrain that controls fine motor s…
Base of brainstem; controls heartbeat and breathing
Rostral
toward the nose
Cerebrum
Area of the brain responsible for all voluntary activities of…
21 terms
A & P- Chapter 14
What are the protections to the brain?
What are the principal parts of the br…
What is the overall function of the br…
What are the functions of the medulla…
Bones (cranial)... Meninges (cranial)... Fluids (cerebrospinal flui…
cerebrum: limbic system, basal nuclei, cerebral cortex... Dience…
reticular formation; reticular activating system (RAS) which…
the pyramids= where motor tracts pass thru & decussation (mot…
What are the protections to the brain?
Bones (cranial)... Meninges (cranial)... Fluids (cerebrospinal flui…
What are the principal parts of the br…
cerebrum: limbic system, basal nuclei, cerebral cortex... Dience…
42 terms
A&P Chapter 14
how do SNS and ANS differ?
SNS effectors
ANS effectors
SNS efferent pathways and ganglia
1. effectors... 2. efferent pathways and ganglia ... 3. target orga…
stimulates skeletal muscles
innervates Cardiac Muscles, ... Smooth Muscles,... Glands, & ... Viscera
motor neuron cell bodies in CNS ... spinal or cranial nerves all…
how do SNS and ANS differ?
1. effectors... 2. efferent pathways and ganglia ... 3. target orga…
SNS effectors
stimulates skeletal muscles
20 terms
Chapter 14 A&P
lateral ventricle ... fourth ventricle ... f…
Aqueduct of midbrain
subarachnoid space ... dura mater (NOT)... *…
Arachnoid granulation
Identify the structure labeled 7... WRONG
Identify the structure labeled 3
Identify the structure labeled 9... WRONG
Identify the structure labeled 8
lateral ventricle ... fourth ventricle ... f…
Identify the structure labeled 7... WRONG
Aqueduct of midbrain
Identify the structure labeled 3
117 terms
A&P Chapter 14: Brain and Cranial Nerves
Adult human brain
1. Cerebrum... 2. Cerebellum... 3. Diencepha…
Cerebrum
Medial longitudinal fissure
Contains 97% of body's neural tissue, weighs about 3 lbs, and…
What are the six regions of the brain?
Largest brain region that controls higher functioning, consci…
Divides cerebrum into left and right hemispheres and each hem…
Adult human brain
Contains 97% of body's neural tissue, weighs about 3 lbs, and…
1. Cerebrum... 2. Cerebellum... 3. Diencepha…
What are the six regions of the brain?
18 terms
Chapter 14 A&P
Dural Folds
dural sinuses
Falx cerebri (dural fold)
Tentorium cerebelli (dural folds)
folded inner layer of dura mater...extend into cranial cavity…
collecting veins in dural folds
Dural Folds
folded inner layer of dura mater...extend into cranial cavity…
dural sinuses
collecting veins in dural folds
78 terms
A & p chapter 14
There are _____ pairs of cranial nerve…
In the brain, the dura mater splits in…
In between those two layers is the
What does this dural sinus do?
12 total... 10 originate in brain
1. Periosteal layer- closest to skull... 2. Meninges layer- clos…
Duralsinus (superior Saggital sinus)
Return CSF back to blood... -it acts like a vein
There are _____ pairs of cranial nerve…
12 total... 10 originate in brain
In the brain, the dura mater splits in…
1. Periosteal layer- closest to skull... 2. Meninges layer- clos…
91 terms
Chapter 14 A&P
Brain Stem
Cerebellum
Diencephalon
Cerebrum
Part of the brain that is continuous with the spinal cord and…
Part of the brain that is posterior to the brain stem. Contro…
Part of the brain that is superior to the brain stem. Include…
Part of the brain that is supported on the diencephalon and b…
Brain Stem
Part of the brain that is continuous with the spinal cord and…
Cerebellum
Part of the brain that is posterior to the brain stem. Contro…
45 terms
A&P Chapter 14
perimysium
fascicle
sarcomere
fiber
connective tissue ensheathing a bundle of muscle cells
Bundle of muscle cells.
contractile unit of muscle
a muscle cell
perimysium
connective tissue ensheathing a bundle of muscle cells
fascicle
Bundle of muscle cells.
A&P Chapter 14
Frontal Lobes
Three Primary Brain Vesicles
Encephalization
Telencephalon
are associated with higher executive functions such as self c…
are formed during the first 3 weeks of gestation, the human e…
The first and 3rd vesicles further divide forming 5 secondary…
Cerebrum
Frontal Lobes
are associated with higher executive functions such as self c…
Three Primary Brain Vesicles
are formed during the first 3 weeks of gestation, the human e…
64 terms
chapter 14 a&p
Conus medullaris
Cervical enlargement
Lumbosacral enlargement
Cauda equine
the tapering inferior end of the spinal cord. The end of the…
an enlarged region of the inferior cervical part of the spina…
An enlarged region of the mid-lumbar part of the spinal cord.…
These nerve roots resemble a horse's tail
Conus medullaris
the tapering inferior end of the spinal cord. The end of the…
Cervical enlargement
an enlarged region of the inferior cervical part of the spina…
153 terms
A&P chapter 14
Afterload
Aorta
Aortic valve
Artery
Physical resistance presented by the artery the ventricle is…
Major artery of the systemic circulation that receives blood…
Semilunar valve; separates the left ventricle and the aorta
Carries blood away from the heart
Afterload
Physical resistance presented by the artery the ventricle is…
Aorta
Major artery of the systemic circulation that receives blood…
71 terms
Saladin A&P Chapter 14
Meninges of the Brain
4 internal chambers of the brain
largest most rostral ventricle that fo…
tiny pore that connects each lateral v…
ventricles
lateral ventricles
interventricular foramen
Meninges of the Brain
4 internal chambers of the brain
ventricles
90 terms
A&P Chapter 14: The Heart
cardiopulmonary resuscitation (CPR)
atrium
ventricles
myocardium
an emergency procedure for life support consisting of artific…
"receiving chambers"... two upper chambers of the heart... INCLUDES…
"discharging chambers"... two lower (and larger) chambers of the…
cardiac muscle the composes the walls of each heart chamber
cardiopulmonary resuscitation (CPR)
an emergency procedure for life support consisting of artific…
atrium
"receiving chambers"... two upper chambers of the heart... INCLUDES…
71 terms
Saladin A&P Chapter 14
Meninges of the Brain
4 internal chambers of the brain
largest most rostral ventricle that fo…
tiny pore that connects each lateral v…
ventricles
lateral ventricles
interventricular foramen
Meninges of the Brain
4 internal chambers of the brain
ventricles
71 terms
Saladin A&P Chapter 14
Meninges of the Brain
4 internal chambers of the brain
largest most rostral ventricle that fo…
tiny pore that connects each lateral v…
ventricles
lateral ventricles
interventricular foramen
Meninges of the Brain
4 internal chambers of the brain
ventricles
130 terms
A&P Chapter 14
B. Cervical - thoracic - lumbar - sacr…
D. 16-18 inches long
D. the thoracic vertebrae.
C. coccygeal
What is the correct order for the parts of the spinal cord, f…
A typical spinal cord in an adult is ... A. 24-26 inches long ... B…
In adults, the spinal cord is a different length than the ver…
The inferior tip of the spinal cord is the ___________ part.…
B. Cervical - thoracic - lumbar - sacr…
What is the correct order for the parts of the spinal cord, f…
D. 16-18 inches long
A typical spinal cord in an adult is ... A. 24-26 inches long ... B…
16 terms
Chapter 14 A&P
Spinal Nerves
Enveloped In Connective Tissue Wrappings
Dermatomes
4 Plexuses
31 Pairs... 8 Cervical... 12 Thoracic... 5 Lumbar... 5 Sacral... 1 Coccygeal…
Endoneurium... Perineurium... Epineurium
Mapping of skin to nerve ... All spinal nerves except C1
Cervical Plexuses... Brachial Plexuses... Lumbar plexuses... Sacral Pl…
Spinal Nerves
31 Pairs... 8 Cervical... 12 Thoracic... 5 Lumbar... 5 Sacral... 1 Coccygeal…
Enveloped In Connective Tissue Wrappings
Endoneurium... Perineurium... Epineurium
chapter 14 a&p
six regions of brain
cerebrum
cerebellum
diencephalon
Cerebrum... Cerebellum... Diencephalon... Midbrain... Pons... Medulla oblong…
Largest part of brain, associated with higher order functioni…
Control of finely coordinated movements. Coordination center,…
Contains thalamus and hypothalamus
six regions of brain
Cerebrum... Cerebellum... Diencephalon... Midbrain... Pons... Medulla oblong…
cerebrum
Largest part of brain, associated with higher order functioni…
19 terms
A&P chapter 14
conscious... skeletal... without
unconscious
Activate... Inhibit... Excitatory
visceral... hypothalamus
Introduction:... -Somatic Nervous System (SNS)... -Operates under…
"Your conscious thoughts, plans and actions represent a tiny…
Effects of ANS and SNS:... -ANS... -_______ effectors... -______ eff…
ANS Regulation:... Regulated by reflexes... -Step 1 -Sensory signal…
conscious... skeletal... without
Introduction:... -Somatic Nervous System (SNS)... -Operates under…
unconscious
"Your conscious thoughts, plans and actions represent a tiny…
57 terms
Chapter 14 A&P 1
Rostral
Caudal
Brain weighs
Cerebrum
toward the forehead
toward the spinal cord
about 1,600 g (3.5 lb) in men, and 1,450 g in women
is 83% of brain volume; cerebral hemispheres, gyri and sulci,…
Rostral
toward the forehead
Caudal
toward the spinal cord
53 terms
Chapter 14 A&P
cranial dura mater
falx cerebri
falx cerebelli
tentorium cerebelli
2 layers
separates right and left cerebral hemisphere
separates right and left cerebellum
seperates cerebrum from cerebellum
cranial dura mater
2 layers
falx cerebri
separates right and left cerebral hemisphere
68 terms
Chapter 14 A&P
rostral... caudal
Cerebrum... (big brain)
Cerebellum... (little brain)
Brainstem
toward the forehead--anterior... toward the spinal cord--posteri…
83% of brain volume, cerebral hemispheres, gyri & sulci, long…
50% of neurons; 2nd largest brain region, located in posterio…
portion that remains, extends to meet spinal cord... includes di…
rostral... caudal
toward the forehead--anterior... toward the spinal cord--posteri…
Cerebrum... (big brain)
83% of brain volume, cerebral hemispheres, gyri & sulci, long…
151 terms
A&P Chapter 14
tension
muscle
muscle tissue
muscle fibers (myofibers, muscle cells)
a muscle's pulling force
an organ consisting mostly of muscle tissue made up to cells…
made up of cells called muscle fibers
make up muscle tissue... have the ability to generate tension th…
tension
a muscle's pulling force
muscle
an organ consisting mostly of muscle tissue made up to cells…
42 terms
A&P: Chapter 14
dural fold
choroid plexus
blood brain
blood CSF
stabilize and support the brain. contain collecting veins
specialized cells lining ventricles that produce CSF
barrier that is epithelial cell tight junctions maintained by…
barrier maintained by choroid plexus cells
dural fold
stabilize and support the brain. contain collecting veins
choroid plexus
specialized cells lining ventricles that produce CSF
47 terms
A & P Chapter 14
Decussation
pons
midbrain
cerebellum
results in neurons in the left cerebral cortex controlling sk…
-It relays nerve impulses related to voluntary skeletal movem…
conveys motor impulses from the cerebrum to the cerebellum an…
functions in the coordination of skeletal muscle contractions…
Decussation
results in neurons in the left cerebral cortex controlling sk…
pons
-It relays nerve impulses related to voluntary skeletal movem…
64 terms
Chapter 14 A & P
Cerebrum
Cerebellum
Brainstem
Physical protection
83% of brain volume
second largest brain region
the portion of the brain that remains if the cerebrum and cer…
Bones of the cranium... Cranial meninges... Cerebrospinal fluid
Cerebrum
83% of brain volume
Cerebellum
second largest brain region
11 terms
Chapter 14 A&P
Autonomic neuron system
Parasympathetic
Sympathetic
Divisions
Governs homeostasis, simulates smooth and cardiac muscle and…
Preganglionic fibers originate at opposite ends of CNS
Innervates more areas than parasympathetic division, controls…
Parasympathetic and sympathetic
Autonomic neuron system
Governs homeostasis, simulates smooth and cardiac muscle and…
Parasympathetic
Preganglionic fibers originate at opposite ends of CNS
12 terms
Chapter 14 A&P
Olfactory Nerve
Optic Nerve
Oculomotor
Trochlear nerve
Roman numeral l... Sensory ... Function: smell
Roman numeral ll... Sensory ... Vision
Roman numeral lll ... Motor... Eye movement and constriction of pupil
Roman numeral lV ... Motor ... Eye movements
Olfactory Nerve
Roman numeral l... Sensory ... Function: smell
Optic Nerve
Roman numeral ll... Sensory ... Vision
101 terms
A&P Chapter 14
CNS (6 aspects)
rostral
caudal
major parts of brain
-brian... -hindbrain and midbrain ... -forebrain... -higher forebrain…
towards forehead
toward spinal cord
cerebrum... cerebellum... brainstem
CNS (6 aspects)
-brian... -hindbrain and midbrain ... -forebrain... -higher forebrain…
rostral
towards forehead
78 terms
A&P Chapter 14
Rostral
Caudal
Brain weighs about ______ in men
Brain weighs about _____ in women
toward the forehead
toward the spinal cord
1,600 g (3.5 lb)
1,450 g
Rostral
toward the forehead
Caudal
toward the spinal cord
33 terms
A & P Chapter 14: Brain
Brain
cerebrum
diencephalon
cerebellum
the 3rd largest organ in the body, weighs 3 pounds
Brain
the 3rd largest organ in the body, weighs 3 pounds
cerebrum
12 terms
chapter 14 a and p
Automatic nervous system (ANS)
Enteric Division
Sympathetic Division
Parasympathetic Division
Automatic nervous system (ANS) - controls visceral functions…
= network of neurons in the walls of the digestive tract that…
Sympathetic Division = dominates during times of stress, exer…
Parasympathetic Division = dominates during resting conditions
Automatic nervous system (ANS)
Automatic nervous system (ANS) - controls visceral functions…
Enteric Division
= network of neurons in the walls of the digestive tract that…
64 terms
Mastering A&P Chapter 14 Cardiovascular Physiology
Cardiovascular System is composed of...
The Heart is technically how many pumps
Substances transported by the cardiova…
Materials entering the body from _____…
1. Heart... -4 chambers; 2 pumps... 2. Blood Vessels... -Veins, arteri…
2, the atria and the ventricles are each considered a pump si…
1. Substances from the external environment:... -nutrients, wate…
Oxygen enters from the lungs and goes to all cells... Nutrients…
Cardiovascular System is composed of...
1. Heart... -4 chambers; 2 pumps... 2. Blood Vessels... -Veins, arteri…
The Heart is technically how many pumps
2, the atria and the ventricles are each considered a pump si…
24 terms
A&P Chapter 14
ectoderm
midbrain and aqueduct of the midbrain
telencephalon and diencephalon
telencephalon
the brain and spinal cord arise from?
the mesencephalon gives rise to?
the precencephalon divided into?
develops into the cerebrum and lateral ventricles.
ectoderm
the brain and spinal cord arise from?
midbrain and aqueduct of the midbrain
the mesencephalon gives rise to?
26 terms
Chapter 14 A&P
Conus medullaris
Cervical enlargement
Cauda equina
Filum terminale
the tapering inferior end of the spinal cord; the official en…
an enlarged region of the inferior cervical part of the spina…
the collective nerve roots of L2-L5, S1-S5 that form at the e…
a thin strand of pai mater, found in the cauda equina, that h…
Conus medullaris
the tapering inferior end of the spinal cord; the official en…
Cervical enlargement
an enlarged region of the inferior cervical part of the spina…
70 terms
A&P Chapter 14
Telencephalon
diencephalon
mesencephalon
metencephalon
cerebrum and lateral ventricles
thalamus, hypothalamus, epithalamus, and third ventricle
midbrain and aqueduct of the midbrain
pons, cerebellum, and upper part of the fourth ventricle
Telencephalon
cerebrum and lateral ventricles
diencephalon
thalamus, hypothalamus, epithalamus, and third ventricle
12 terms
A&P chapter 14 vocab
Olfactory nerve
Optic nerve
Oculomotor nerve
Trochlear nerve
I Sensory smell nerve. Responsible for sense of smell
II Sensory vision nerve. Responsible for sight
III Motor nerve for the eye. Responsible for movements of the…
IV Motor nerve for the eye. Responsible for movement of the e…
Olfactory nerve
I Sensory smell nerve. Responsible for sense of smell
Optic nerve
II Sensory vision nerve. Responsible for sight
36 terms
Chapter 14 A&P
Which of the following is the correct…
As a platelet plug forms, platelets re…
The percentage of RBC's in a sample of…
Oxyhemoglobin is ______ in color, wher…
hemocytoblast, erythroblast, erythrocyte
serotonin
45%
bright red; bluish
Which of the following is the correct…
hemocytoblast, erythroblast, erythrocyte
As a platelet plug forms, platelets re…
serotonin
130 terms
Chapter 14 A&P
Cervical - thoracic - lumbar - sacral…
16-18 inches long
The thoracic vertebrae
Coccygeal
What is the correct order for the parts of the spinal cord, f…
A typical spinal cord in an adult is
In adults, the spinal cord is a different length than the ver…
The inferior tip of the spinal cord is the ___________ part.
Cervical - thoracic - lumbar - sacral…
What is the correct order for the parts of the spinal cord, f…
16-18 inches long
A typical spinal cord in an adult is
61 terms
A&P Chapter 14
primary role of the cardiovascular sys…
three major components
Blood is
Blood vessels are
transportation
blood, the heart and the blood vessels
the aqueous medium in which nutrients and wastes are transpor…
tubes that conduct blood to and from various tissues
primary role of the cardiovascular sys…
transportation
three major components
blood, the heart and the blood vessels
116 terms
A&P Chapter 14: Brain
Volume of adult human brain
Contains what percent of the body neur…
Average weight
Cerebrum
750mL-2100mL
97%
1.4kg or 3 lb
-Largest part of the brain... -controls higher mental functions…
Volume of adult human brain
750mL-2100mL
Contains what percent of the body neur…
97%
Chapter 14 A and P
preganglionic neuron
postganglionic neuron
thoracolumbar division
craniosacral division
efferent neuron whose cell body resides in the CNS; synapses…
second neuron that triggers a change in the target cell by re…
cell bodies of the preganglionc sympathetic neurons originate…
cell bodies of the preganglionic parasymphetic neurons are lo…
preganglionic neuron
efferent neuron whose cell body resides in the CNS; synapses…
postganglionic neuron
second neuron that triggers a change in the target cell by re…
51 terms
a and p chapter 14
sensation vs perception
SENSATION - two basic groups?
receptors distributed over large part…
2 types of general senses
sensation = collection of data from environment and sending i…
1. General senses - receptors distributed over large part of…
general senses
1. Somatic - body & environment (touch, pressure, temperature…
sensation vs perception
sensation = collection of data from environment and sending i…
SENSATION - two basic groups?
1. General senses - receptors distributed over large part of…
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