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A&P 1 > Lab Midterm 4 > Flashcards

Lab Midterm 4 Flashcards

1
Q

Anatomy of Spinal Cord (Meninges: Superficial to Deep)

A

Dura Mater, Arachnoid Mater, Sub Arachnoid Space, Cerebrospinal Fluid, Pia Mater

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2
Q

Which portion of Spine is narrow

A

Cervical and Lumbar Spine

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3
Q

Cervical Plexus Nerves

A

Phrenic nerve (Diaphagm)

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4
Q

Brachial Plexus Nerves

A

Radial
Ulnar
Median
Axillary
Musculocutaneous

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5
Q

What does the radial nerve innervate?

A

Triceps brachii
extensor muscles of wrist
extensor carpi radialis (longus/brevis)
extensor carpi ulnaris
extensor digitorum

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6
Q

What sensation does the radial nerve sense?

A

posterior/back of hand

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7
Q

What does the Ulnar Nerve innervate?

A

Motor to flexor carpi ulnaris
Sensory to 5th digit and half of 4th

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8
Q

What is a bundle of axons called?

A

fascicle

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9
Q

what is the CT covering that covers a large bundle of axons?

A

epineurium

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10
Q

what is a set of axons bundled with?

A

Perineurium

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11
Q

what is one individual axon bundled with?

A

endoneurium

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12
Q

What does the median nerve innervate?

A

motor to pronator teres and flexor muscles of wrist:
flexor carpi radialis
palmarus longus
muscles of hands

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13
Q

What sense does the median nerve sense?

A

palm/anterior of hand

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14
Q

What does the axillary nerve innervate?

A

motor to deltoid muscle

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15
Q

What does the musculocutaneous nerve innervate?

A

motor to biceps brachii & brachialis (elbow flexion)

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16
Q
A

Cerebellum tissue

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17
Q
A

cerebral cortex

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18
Q
A

Hippocampus

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19
Q

Where does the lumbar plexus originate?

A

L1, L2, L3, L4 spinal nerves

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20
Q

What does the lumbar plexus innervate?

A

Femoral Nerve, obturator nerve

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21
Q

What does the Femoral nerve innervate?

A

Motor to quadriceps femoris muscles
Rectus femoris
vastus lateralis
vastus medialis
vastus intermedius
sartorius
portions of illiopsoas

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22
Q

What does the obturator nerve innervate?

A

Motor to adductor muscles of thigh
gracilis
adductor magnus
adductor longus
adductor brevis

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23
Q

What types of cells are seen here?

A

White halo=ogliodendrocytes
Blue=axons

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24
Q

What types of cells are seen here?

A

Cortical pyramidal cell

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25
Q

What types of cells are seen here?

A

Large=Purkinje cell
Smaller=Granule cells

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26
Q

What types of cells are seen here?

A

Small Purple=granule cells
blue=axons & glial cells

27
Q

What is the origin of the Sacral Plexus?

A

L4, L5, S1, S2, S3, S4 Spinal Nerves

28
Q

What does the sacral plexus include?

A

Sciatic Nerve
Tibial Nerve
Common peroneal nerve

29
Q

What does the Sciatic Nerve innervate?

A

Motor to hamstring muscles
biceps femoris
semitendinosus
semimembranosus

30
Q

What sensory is via the sciatic nerve?

A

sensory for most of leg and foot

31
Q

what does the tibial nerve innervate?

A

Motor to gastrocnemius and soleus (plantar-flexion of ankle)

32
Q

What does the common peroneal nerve innervate?

A

Motor to tibialis anterior, extensor digitorum londus (dorsiflexion of ankle)

33
Q

Other Nerves

34
Q

What type of cells are present?

A

Astrocytes supporting blood vessels

35
Q

What is the name of Cranial Nerve 1?

A

Olfactory nerve

36
Q

What is the name of Cranial Nerve 2?

A

Optic Nerve

37
Q

What is the name of Cranial Nerve 3?

A

Oculomotor nerve

38
Q

What is the name of Cranial Nerve 4?

A

Trochlear Nerve

39
Q

What is the name of Cranial Nerve 5?

A

Trigeminal Nerve

40
Q

What is the name of Cranial Nerve 6?

A

Abducens nerve

41
Q

What is the name of Cranial Nerve 7?

A

Facial Nerve

42
Q

What cells are present, and help with immunity and cleaning?

A

Microglial cells

43
Q

What is the name of Cranial Nerve 8?

A

Vestibulocochlear nerve

44
Q

What is the name of Cranial Nerve 9?

A

Glossopharyngeal nerve

45
Q

What is the name of Cranial Nerve 10?

A

Vagus Nerve

46
Q

What is the name of Cranial Nerve 11?

A

Accessory nerve

47
Q

What is the name of Cranial Nerve 12?

A

Hypoglossal nerve

48
Q

What kind of cells do you find in grey matter in spinal cord

A

cell bodies of neurons

49
Q

What is visible in this slide?

A

Big= Motor neuron cell bodies

50
Q

What kind of cells do you find in white matter in spinal cord

A

mylenated axons (ogliodendrocytes)

51
Q

What is shown in this slide?

A

Immunostained for myelin basic protein to show Schwann Cells and myelin

52
Q

What does Cranial Nerve 1 do?

A

Sense of smell

53
Q

What does Cranial Nerve 2 do?

A

Central and peripheral vision

54
Q

What does Cranial Nerve 3 do?

A

pupillary constriction

55
Q

What does Cranial Nerve 4 do?

A

Move eyes towards tip of nose

56
Q

What does Cranial Nerve 5 do?

A

V1- Opthamalic (afferent)
V2- Maxillary (afferent)
V3-Mandibular (chewing-efferent)

57
Q

What does Cranial Nerve 6 do?

A

Eye movements from side to side

58
Q

What does Cranial Nerve 7 do?

A

facial movements and expressions
afferent sensory for taste

59
Q

What does Cranial Nerve 8 do?

A

Hearing and balance

60
Q

What does Cranial Nerve 9 do?

A

Tongue motor, throat motor

61
Q

What does Cranial Nerve 10 do?

A

Efferent: heart, lungs, palate, pharynx, larynx, trachea, bronchi, GI tract
Afferent: Heart, lungs, trachea, bronchi, larynx, pharynx, GI tract, external ear

62
Q

What does Cranial Nerve 11 do?

A

Efferent: motor of neck and shoulder

63
Q

What does Cranial Nerve 12 do?

A

Efferent: motor to tongue

A&P 1 (4 decks)

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