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Physiology > Chapter 10 Test > Flashcards

Chapter 10 Test Flashcards

0
Q

A cluster of sensory neuron cell bodies.

A

Posterior root ganglion

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1
Q

A simple, fast, predictable automatic response to help protect the body.

A

Reflex arc

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2
Q

Bones of the spine that enclose and protect the spinal cord.

A

Vertebrae

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3
Q

In a reflex arc, the muscle or gland that responds with an action

A

Effector

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4
Q

A group of lumbar,sacral, and coccygeal nerves that branch off the lower end of the spinal cord

A

Cauda Equina

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5
Q

The innermost layer of the meninges that is attached to the brain and spinal cord.

A

Pia mater

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6
Q

Structure that responds to some environmental change and initiates a sensory impulse

A

Receptor

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7
Q

opening that runs lengthwise through the spinal cord; CSF circulates through it

A

Central Canal

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8
Q

Lymphatic fluid-filled space between the arachnoid and dura mater

A

Subdural Space

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9
Q

Reflex arc structure that transmits the impulse to a muscle or gland

A

Motor neuron

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10
Q

Matter within the spinal cord shaped like the letter “H”

A

Gray matter

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11
Q

Fat-filled space between the vertebrae and dura matter

A

Epidural Space

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12
Q

Reflex arc structure that passes the impulse from the receptor to the CNS

A

Sensory Neuron

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13
Q

Part of a spinal nerve containing sensory nerve fibers that carry impulses TOWARD the spinal cord

A

Posterior Root

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14
Q

Part of a spinal never containing motor neurons carrying impulses AWAY from the spinal cord

A

Anterior Root

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15
Q

Tough outermost layer of the meninges

A

Dura mater

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16
Q

Space between the arachnoid and pia mater; contains CSF

A

Subarachnoid Space

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17
Q

Filament that anchors the inferior portion of the spinal cord

A

Filum Terminale

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18
Q

Region in the CNS. That connects the senroy and motor portions if the reflex arc

A

Integrating a Center

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19
Q

Cone-shaped tip of the spinal cord

A

Conus medullaris

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20
Q

Three connective tissue membranes covering the brain and spinal cord

A

Meninges

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21
Q

Tracts of white matter that run up and down the spinal cord.

A

Columns

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22
Q

Cobweb-like middle layer of the meninges

A

Arachnoid

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23
Q

Area in the precental gyrus of the frontal lobe, controls specific muscles or groups of muscles

A

Primary Motor Area.

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24
Area in the occipital lobe, permits vision
Primary visual area
25
Area in the temporal lobe, permits hearing
Primary auditory area
26
Cerebral area that controls smell
Primary olfactory area
27
Area in the frontal lobe, translates thoughts in speech
Motor speech area (Brocca's)
28
Post central gyrus area, receives sensations of pain, touch, pressure and temperature.
Primary somatosensory area.
29
Cerebral area that integrates general and special sensations of pain, touch pressure and temperature
Common integrative area
30
The color of cerebrospinal fluid
Colorless & clear
31
The entire nervous system contains between 1/3-2/3 cup of CSF or about ___mL
80-150 mL
32
List the functions of cerebrospinal fluid:
1. Serves as a shock observer 2. Contains white blood cells 3. Contains nurients
33
Cranial nerve X: main nerve of parasympathetic nervous system; senses and controls internal organs
Vagus
34
Cranial nerve I: sense of smell
Olfactory
35
Cranial Nerve XII: proprioception and tongue movement
Hypoglosal
36
Cranial nerve IX: swallowing; taste; scenario from tongue
Glossopharyngeal
37
Cranial nerve V: chewing, facial sensation
Trigeminal
38
Cranial nerve VI: proprioception and eyeball movement
Abducens
39
Cranial nerve VII: taste and facial expressions
Facial
40
Cranial nerve III: control if eye's lens and pupil
Oculomotor
41
Cranial Nerve VIII: hearing and equilibrium
Acoustic (vestibulochlear)
42
Cranial nerve IV: proprioception and eyeball movement
Trochlear
43
Cranial nerve II: vision
Optic
44
Cranial nerve XI: swallowing, head and shoulder movement
Accessory
45
Relative to the human brain the sheep brains is_____ overall, it's olfactory bulbs are ____ and it's cerebrum is ____
Smaller Larger Smaller
46
CSF is formed by _____ and secretion from blood in capillaries called_____; cells that form it are known as _______
Filtration Choroidplexuses Ependymal cells
47
Type of impulses relayed and interpreted by the thalamus
Sensory
48
List the functions of the limbic system
1. Basic emotions 2. Involuntary aspects of social behavior 3. Works with cerebrum in memory
49
Condition that results from an excessive accumulation of CSF within the ventricles
Hydrocephalus
50
Type of reflexes that the corpora quadrigemina is concerned
Visual & auditory
51
At rest, the brain consumes about ____ percent of the body's total oxygen
20
52
The structure that acts as a bridge connecting the spinal cord and medulla to upper portions of the brain
Pons
53
The medulla serves as a conduction pathway for all ascending and descending tracts. What type of impulses are transmitted by its white matter?
Motor & sensory
54
Brain center that regulates the heart and diameter of blood vessels
Cardiovascular
55
Movements of your left hand are initiated by motor neurons that originate in the ___ right side of the cerebrum
Right
56
Brain cavities where cerebrospinal fluid circulates
Ventricles
57
Band of white matter that connects the two halves of the cerebrum
Corpus callosum
58
The part of your brain stimulated by your ringing alarm clock
Reticular activating system
59
The outer layer of the cerebrum
Cortex
60
Part of the brain that coordinates walking, balance, and the ability to speak understandably
Cerebellum
61
The outer layer of the cerebrum is composed of
Gray matter
62
Ridges that make up the surface of the cerebrum
Gyri (convolutions)
63
Name functions of hypothalamus
- body temp - regulates food/fluid system - emotional/behavioral patters - daily sleep pattern - olfactory relay - control of pituitary

Physiology (16 decks)

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