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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
Q

Area in the occipital lobe, permits vision

A

Primary visual area

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25
Q

Area in the temporal lobe, permits hearing

A

Primary auditory area

26
Q

Cerebral area that controls smell

A

Primary olfactory area

27
Q

Area in the frontal lobe, translates thoughts in speech

A

Motor speech area (Brocca’s)

28
Q

Post central gyrus area, receives sensations of pain, touch, pressure and temperature.

A

Primary somatosensory area.

29
Q

Cerebral area that integrates general and special sensations of pain, touch pressure and temperature

A

Common integrative area

30
Q

The color of cerebrospinal fluid

A

Colorless & clear

31
Q

The entire nervous system contains between 1/3-2/3 cup of CSF or about ___mL

A

80-150 mL

32
Q

List the functions of cerebrospinal fluid:

A
  1. Serves as a shock observer
  2. Contains white blood cells
  3. Contains nurients
33
Q

Cranial nerve X: main nerve of parasympathetic nervous system; senses and controls internal organs

A

Vagus

34
Q

Cranial nerve I: sense of smell

A

Olfactory

35
Q

Cranial Nerve XII: proprioception and tongue movement

A

Hypoglosal

36
Q

Cranial nerve IX: swallowing; taste; scenario from tongue

A

Glossopharyngeal

37
Q

Cranial nerve V: chewing, facial sensation

A

Trigeminal

38
Q

Cranial nerve VI: proprioception and eyeball movement

A

Abducens

39
Q

Cranial nerve VII: taste and facial expressions

A

Facial

40
Q

Cranial nerve III: control if eye’s lens and pupil

A

Oculomotor

41
Q

Cranial Nerve VIII: hearing and equilibrium

A

Acoustic (vestibulochlear)

42
Q

Cranial nerve IV: proprioception and eyeball movement

A

Trochlear

43
Q

Cranial nerve II: vision

A

Optic

44
Q

Cranial nerve XI: swallowing, head and shoulder movement

A

Accessory

45
Q

Relative to the human brain the sheep brains is_____ overall, it’s olfactory bulbs are ____ and it’s cerebrum is ____

A

Smaller
Larger
Smaller

46
Q

CSF is formed by _____ and secretion from blood in capillaries called_____; cells that form it are known as _______

A

Filtration
Choroidplexuses
Ependymal cells

47
Q

Type of impulses relayed and interpreted by the thalamus

A

Sensory

48
Q

List the functions of the limbic system

A
  1. Basic emotions
  2. Involuntary aspects of social behavior
  3. Works with cerebrum in memory
49
Q

Condition that results from an excessive accumulation of CSF within the ventricles

A

Hydrocephalus

50
Q

Type of reflexes that the corpora quadrigemina is concerned

A

Visual & auditory

51
Q

At rest, the brain consumes about ____ percent of the body’s total oxygen

A

20

52
Q

The structure that acts as a bridge connecting the spinal cord and medulla to upper portions of the brain

A

Pons

53
Q

The medulla serves as a conduction pathway for all ascending and descending tracts. What type of impulses are transmitted by its white matter?

A

Motor & sensory

54
Q

Brain center that regulates the heart and diameter of blood vessels

A

Cardiovascular

55
Q

Movements of your left hand are initiated by motor neurons that originate in the ___ right side of the cerebrum

A

Right

56
Q

Brain cavities where cerebrospinal fluid circulates

A

Ventricles

57
Q

Band of white matter that connects the two halves of the cerebrum

A

Corpus callosum

58
Q

The part of your brain stimulated by your ringing alarm clock

A

Reticular activating system

59
Q

The outer layer of the cerebrum

A

Cortex

60
Q

Part of the brain that coordinates walking, balance, and the ability to speak understandably

A

Cerebellum

61
Q

The outer layer of the cerebrum is composed of

A

Gray matter

62
Q

Ridges that make up the surface of the cerebrum

A

Gyri (convolutions)

63
Q

Name functions of hypothalamus

A
  • body temp
  • regulates food/fluid system
  • emotional/behavioral patters
  • daily sleep pattern
  • olfactory relay
  • control of pituitary

Physiology (16 decks)

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