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Anatomy Midterm 2 > Lesson 11 > Flashcards

Lesson 11 Flashcards

1
Q

What structure is found in the dorsal root ganglion?

A

Cell Body

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2
Q

Function of Meninges

A

Separate brain from skull
* Enclose and protect blood
vessels supplying brain
* Contain and circulate
cerebrospinal fluid

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3
Q

All the Meniges superficial to deep

A

Superficial to Deep: Scalp, Periosteum, skull, dura mater, arachnoid mater, subarachnoid space, Pia mater, brain

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4
Q

Which menige is filled with CSF

A

Subarachnoid space

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5
Q

Where are the Lateral ventricles?

A
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6
Q

Where is the third ventricle?

A
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7
Q

Where is the forth ventricle?

A
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8
Q

Where is the Cerebral aqueduct?

A
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9
Q

What are ventricles #1 & #2

A

Lateral ventricles

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10
Q

Functions of CSF

A

Buoyancy
* Protection (cushion)
* Environmental stability

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11
Q

where is CSF

A

Circulates through the ventricles and subarachnoid space surrounding the CNS

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12
Q

Where is CSF produced?

A

Choroid Plexus

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13
Q

CSF is like what?

A

Water; clear colorless fluid

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14
Q

CSF bathes the spinal cord and brain T/F

A

Yes

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15
Q

What is Hydrocephalus caused by?

A

Excessive CSF

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16
Q

What causes hydrocephalus

A

Obstruction of CSF flow
* Overproduction of CSF
* Impaired drainage of CSF

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17
Q

What are the 2 hemispheres of the Cerebrum connected by

A

Corpus Callosum

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18
Q

Gyri & Sulci decrease surface area on the brain T/F

A

F

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19
Q

What is Grey matter?

A
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20
Q

What is White Matter?

A

made up of axons and mylein sheaths

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21
Q

What does the Frontal lobe control

A

Decision making, personality, verbal communication, voluntary motor
control of skeletal muscles

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22
Q

Parietal Lobe

A

Sensory interpretation of textures and shapes, understanding speech

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23
Q

Temporal Lobe

A

Auditory and olfactory experience

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24
Q

Occipital lobe

A

Vision

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25
Q

Insula

A

Taste

26
Q

I touch a desk and realize its very cold and there are pencil eraser remains on the surface. which lobe helps me feel that

A

Parietal

27
Q

Nate is yelling at you what lobe helps you know that

A

Temporal Lobe

28
Q

This sushi is nasty, which lobe helps me know that?

A

Insula

29
Q

What is the Homunculus?

A

(meaning little person)
ends at the top of the cortex
connects to axons that go all over the body. Feet, hands, face, tongue, etc

30
Q

Does the Homunculus have more axons for the hand or the foot

A

hand

31
Q

whats a motor neuron?

A
32
Q

Cerebral Cortex

A
33
Q

What are the 3 types of fibers in cerebral white matter

A

association fiber, communal fiber, projection fibers

34
Q

What is the Diencephalon?

A
35
Q

which section of the brain is the Diencephalon

A

Midsagittal section

36
Q

The hypothalamus is posterior and superior to the Thalamus

A

false, its posterior and inferior

37
Q

Where is the thalmus

A

Lies on either side of the
third ventricle

38
Q

What does the thalamus do?

A

Relay station for sensory
and motor information
entering the cerebrum

39
Q

function of the Hypothalmus

A

Functions
B ehavior
E ndocrine
E motion
T emperature control
S leep/Wake cycles
H unger/Thirst
A utonomic control
M emory

40
Q

infundibulum

A
41
Q

full name of medulla

A

medulla oblongata

42
Q

function of the Cerebellum

A

Fine-tunes, smoothens and
coordinates muscle movements
* Balance/equilibrium

43
Q

BrainStem is the more sophisticated part of the brain very little instinct T/F

A

False

44
Q

I trip and my kneejerk reaction is to use my hands to break my fall. what part of the brain directs that

A

Brain stem

45
Q

brainstem is the passageway between what 2 tissues

A

Cerebrum and spinal cord

46
Q

Medulla

A

Cardiac center
* Vasomotor center
* Respiratory center
* Reflexes
* Coughing, sneezing,
gagging, vomiting
etc.

47
Q

The Limbic system is sometimes refered to as the emotional brain

A

True

48
Q

limbic system

A

Involved in emotion, memory, and motivation

49
Q

How many cervical nerves are there

A

8

50
Q

Spinal cord

A
51
Q

how many thoracic nerves?

A

12

52
Q

Lumbar nerves?

A

5

53
Q

Sacral?

A

5

54
Q

Coccygeal?

A

1

55
Q

there are 7 cervical vertebrae for the 8 cervical nerves

A

yes

56
Q

Grey matter in the spinal cord has

A

– Anterior horn (#1)
– Posterior horn (#2)
– Lateral horn (not shown)

57
Q

White matter in the spinal cord has

A

Anterior funiculus (#3)
– Lateral funiculus (#4)
– Posterior funiculus

58
Q

Ascending tracks are in what matter

A

White matter

59
Q

Afferent

A

Brings sensory information to the brain

60
Q

slide 23 2 more questions

A
61
Q

Descending tracks carry

A

motor information

62
Q
A

Anatomy Midterm 2 (7 decks)

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