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Physiology > Chapter 9/10 > Flashcards

Chapter 9/10 Flashcards

0
Q

Cluster of sensory neuron cell bodies

A

Posterior root ganglion

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1
Q

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, muscle or gland that responds with an action

A

Effector

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4
Q

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

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 and 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 an H

A

Gray matter

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11
Q

Fat filled space between the vertebrae and dura mater

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 the spinal nerve containing sensory nerve fibers that carry impulses toward the spinal cord

A

Posterior root

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14
Q

Part of the spinal nerve 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

Filumtermial

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18
Q

Region in the CNS that connect the sensory and motor portions of the reflex arc

A

Integrating center

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19
Q

Cone shaped tip of the spinal cord

A

Corneus medullaris

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20
Q

3 consecutive 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 precentral gyrus of the frontal lobe, controls specific muscles or groups of muscles

A

Primary motor area

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24
Q

Area in occipital lobe, permits vision

A

Primary visual

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25
Q

Area in temporal lobe, permits hearing

A

Primary auditory

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26
Q

Cerebral area that controls smell

A

Primary olfactory

27
Q

Area in frontal lobe, translates thoughts into speech

A

Primary brocus

28
Q

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

A

Primary somatosensory

29
Q

Cerebral area that integrates general mad special sensations to form a common thought

A

Common integrative

30
Q

The color of cerebrospinal fluid

A

Colorless/clear

31
Q

The entire nerve system contains between 1/3-2/3 cup of CSF or about _____ mL

A

80-150 mL

32
Q

Functions of cerebrospinal fluid

A

Contains nutrients
Shock absorber
Contains WBC’s to fight infections

33
Q

Main nerve of parasympathetic nervous system; senses and controls organs

A

Vagus

34
Q

Sense of smell

A

Olfactory

35
Q

Proprioception and tongue movement

A

Hypoglossal

36
Q

Swallowing, taste, sensation from tongue

A

Glossopharyngeal

37
Q

Chewing, facial sensation

A

Trigeminal

38
Q

Proprioception and eyeball movement

A

Abducens

39
Q

Taste and facial expressions

A

Facial

40
Q

Controls eye lenses and pupil

A

Oculomotor

41
Q

Hearing and equilibrium

A

Auditory or vestibulocochlear

42
Q

Proprioception and eyeball movement

A

Trochlear

43
Q

Vision

A

Optic

44
Q

Swallowing, head and shoulder movement

A

Accessory

45
Q

Sheep brain is larger or smaller to human brain

A

Smaller

46
Q

sheep brains olfactory bulbs are larger or smaller compared to humans

A

Larger

47
Q

Sheep brains cerebrum compared to a humans is larger or smaller

A

Smaller

48
Q

CSF is formed by _____ and secretion from blood on capillaries called ________ ; cells that form it are known as ______

A

Filtration

Chroid plexus

Ependymal cells

49
Q

Type of impulses relayed and interpreted by the thalamus

A

Sensor/motor

50
Q

Functions of limbic system

A

Basic emotions, survival behavior, works with cerebrum in the brain

51
Q

Condition that results from excessive accumulation of CSF within the ventricles

A

Hydrocephalus

52
Q

Type of reflexes that the corpora quadrigemina is concerned with

A

Visual/auditory

53
Q

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

A

20%

54
Q

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

A

Pons

55
Q

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

A

Motor/sensory

56
Q

Brain center that regulates the heart and diameter of blood vessels

A

Cardiovascular

57
Q

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

A

Right

58
Q

Brain cavities where cerebrospinal fluid circulates

A

Ventricles

59
Q

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

A

Corpus callosum

60
Q

Part of the brain stimulated by ringing alarm clock

A

Reticular activating system

61
Q

Outer layer of cerebrum

A

Cortex

62
Q

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

A

Cerebellum

63
Q

Outer layer of the cerebrum is composed of what matter

A

Gray

64
Q

Ridges that make up the surface of the cerebrum

A

Gyri

65
Q

Functions of the hypothalamus

A

Olfactory relay
Controls body temperature
Regulates food and fluid intake

Physiology (12 decks)

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