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Health Science 1 > Unit 6 Nervous System Objectived 16-26 > Flashcards

Unit 6 Nervous System Objectived 16-26 Flashcards

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0
Q

Forebrain contains?

A
  1. Cerebrum
  2. Thalamus
  3. Hypothalamus
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1
Q

Parts of the brain?

A

Forebrain, midbrain, hindbrain

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2
Q

Hindbrain contains?

A
  1. Pons
  2. Medulla oblongata
  3. Cerebellum
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3
Q

Lobes of the cerebral hemisphere?

A 
Frontal
Parietal
Temporal
Occipital
Central
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4
Q

(Forebrain)

Frontal lobe of cerebrum

A

Controls voluntary muscles and judgement

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5
Q

(Forebrain)

Parietal lobe of the cerebrum

A

Controls sensory functions such as pain,touch, and temperature interpretation

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6
Q

(Forebrain)

Temporal lobe of the cerebrum

A

Controls hearing, smell and taste

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7
Q

(Forebrain)

Occipital lobe of cerebrum

A

Controls vision

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8
Q

(Forebrain)

Thalamus

A

Serves as relay center and monitors sensory stimuli

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9
Q

(Forebrain)

Hypothalamus

A

Controls body temperature, water balance, sleep, appetite, some emotions such as fear and pleasure, bad both divisions of the autonomic nervous system

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10
Q

(Midbrain)

A

Serves as reflex center

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11
Q

(Hindbrain)

Pons

A

Relays impulses between the cerebrum and cerebellum, and the cerebrum and medulla oblongata

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12
Q

(Hindbrain)

Medulla oblongata

A

Controls vital functions such as breathing, heart rate, blood pressure, swallowing, and coughing

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13
Q

(Hindbrain)

Cerebellum

A

Maintains body balance, equilibrium, coordination, and muscle tone

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14
Q

Functional areas of the brain?

A 
Motor area
Sensory area
Visual area
Balance, Equilibrium, Coordination and Muscle Tone area
Cranial nerves IX, X,XI,XII
Cranial nerves V, VI, VII, VIII
Auditory area
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15
Q

Fissures of the brain

A

Longitudinal Fissure
Central Fissure
Lateral Fissure

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16
Q

Longitudinal fissure

A

The deep fissure between the cerebral hemispheres

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17
Q

Central Fissure

A

At a right angle to the longitudinal fissure

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18
Q

Lateral fissure

A

Seperate temporal lobe from rest of cerebral hemisphere

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19
Q

Are _______ cavities in the brain
Two _______ ventricles (first and second)
Third ventricle
Fourth ventricle

A

4

Lateral

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20
Q

Are filled with ___________

A

Cerebrospinal fluid

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21
Q

Are ______ with the _________ of the spinal cord

A

Continuous

Central canal

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22
Q

The ________ _________ are located inside the _______ _______

A

Lateral ventricles

Cerebral hemispheres

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23
Q

Each lateral ventricle possesses a _______, ________, and ________ horn

A

Posterior
Anterior
Inferior

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24
Q

Posterior horn extends into the _______ lobe.
_______ horn extends into the frontal lobe.
Inferior horn extends into the ______ lobe.

A

Occipital
Anterior
Temporal

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25
Q

Each lateral ventricle communicates with the ______ ventricle by the way of ________ ________

A

Third

Interventricular foramen

26
Q

The third ventricle is located in the ___________

A

Diencephalon

27
Q

The cerebral aqueduct of ______ connects the _______ ventricle with the ________ ventricle

A

Sylvia
Third
Fourth

28
Q

The fourth ventricle lies between the _______ and the pons and ________

A

Cerebellum

Medulla

29
Q

The fourth ventricle is ______ with the central canal of the spinal cord. It also communicates with the _________ ________ of the spinal canal through ________ ________.

A

Continuous
Subarachnoid space
Thee fora mina

30
Q

One medial - Foramen of _______

Two lateral - Foramen of _______

A

Magendie

Luschka

31
Q

Inside each ventricle are tiny masses of specialized capillaries called _______ ________

A

Choroid plexuses

32
Q

The choroid plexuses secrete the ____________ ________

A

Cerebrospinal fluid

33
Q

______ arteries, two __________ and ____ vertebrals, unite to form the __________ at the base of the brain

A

Four
Internal carotids
Two
Circle of Willis

34
Q

_______ arrangement of the arteries equalizes the circulation and provides an alternate passageway for blood in case of blockage of one of the arteries.

A

Circular

35
Q

Approximately _____ of the total output of the heart is need led by the ______ for normal function.

A

15%

Brain

36
Q

Numerous centers of function in the brain require an adequate supply of ________ at all times

A

Oxygen

37
Q

Pair of spinal nerves

Cervical

A

8

38
Q

Pair of spinal nerves

Thoracic

A

12

39
Q

Pairs of spinal nerves

Lumbar

A

5

40
Q

Pair of spinal nerves

Sacral

A

5

41
Q

Pairs of spinal nerves

Coccygeal

A

1

42
Q

Name: Olfactory
Number: I
Function:

A

Function: Sense of smell

43
Q

Name: Optic
Number:
Function:

A

Number: II
Function: Sense of sight

44
Q

Name:
Number: III
Function: Controls part of the eyeball muscle

A

Name: Oculomotor

45
Q

Name:
Number: IV
Function: Controls one eyeball muscle

A

Name: Trochlear

46
Q

Name: Trigeminal
Number:
Function: Three branches supply cornea and conjunctiva, upper portion of face, ear, lower lip, teeth, and gums, and muscles for chewing

A

Number: V

47
Q

Name: Abducens
Number: VI
Function:

A

Function: Controls lateral eye movement

48
Q

Name:
Number: VII
Function: supplies facial muscles, middle ear, and taste

A

Name: Facial

49
Q

Name:
Number:
Function: Sense of hearing and balance

A

Name: auditory
Number: VIII

50
Q

Name:
Number: IX
Function:

A

Name: Glossopharyngeal
Function: Taste, swallowing

51
Q

Name:
Number:
Function: Swallowing, hunger, speech muscles, breathing, heart rate, peristalsis, and control of glands in stomach and pancreas

A

Name: vagus
Number: X

52
Q

Name: Spinal accessory
Number:
Function:

A

Number: XI
Function: Controls muscles of neck and upper back

53
Q

Name: Hypoglossal
Number: XII
Function:

A

Function: Controls tongue muscles

54
Q

Fibers arise from the ______ or _____ and from sacral region of the cord out to the _______ which lie near or on the _______, blood vessels, and glands

A

Midbrain
Medulla
Ganglia
Viscera

55
Q

Functions while the body is at rest and under no stress. All organ systems function at _____ rate

A

Normal

56
Q

Usually acts as a balance for the _______ division

A

Sympathetic

57
Q

Includes centers which lie ______ to the anterior surface of the spinal column from the ______, thoracic, and _____ regions of the spinal cord and __________ fibers arising from these centers

A

Laterally
Cervical
Lumbar
Preganglionic

58
Q

Includes sympathetic _______ and their fibers

A

Ganglia

59
Q

Includes great _______ that are stimulated by impulses from the ____________

A

Plexuses

Sympathetic ganglia

60
Q

Acts as an _______ which increases activity of organs

A

Accelerator

61
Q

Fictions during periods of _______, strenuous exercise, fatigue and anger

A

Stress

62
Q

Constitutes an _______ __________ in the body

A

Emergency mechanism

Health Science 1 (9 decks)

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