Anatomy Flashcards

1
Q

Lumbar roots below L2 are called

A

Cauda equina

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2
Q

True or false. Spinal cord grows FASTER than spinal vertebra

A

False. Slower

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2
Q

True or false. A patient with stab wound in the neck may have respiratory distress

A

True. Pwd matamaan un phrenic nerve

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2
Q

Total lobes of the brain

A

6

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3
Q

Fracture in the shaft of the humerus result to what nerve damage

A

Radial nerve

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3
Q

Damage to this area results in paratonia

A. Precentral gyrus

B. prefrontal lobe

C. Para central lobule

D. Brodmann 6

E. Brodmann 8

A

B

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4
Q

Where does spinal cord usually end

A

L1 or 2

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4
Q

The back of the face is innervated by

A

Cervical plexus

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4
Q

Where can you find the Band of Ballerger

A. Plexiform

B. external granular

C. External pyramidal

D. Internal granular

E. internal pyramidal

F. Fusiform

A

D

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5
Q

Access point for lumbar puncture procedure

A

Lumbar cistern

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5
Q

Skin on the Angle of the mandible is innervated by

A. Lesser occipital

B. greater auricular

C. Transverse cutaneous

D. Supraclavicular

A

B

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5
Q

What part of the frontal lobe is associated with foresight

A. Precentral gyrus

B. prefrontal lobe

C. Para central lobule

D. Brodmann 6

E. Brodmann 8

A

B

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6
Q

Responsible for the dark color of grey matter

A

Presence of nucleus sent in cell bodies

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6
Q

In the brachial plexus, there are ____ roots, ___ trunks, ____ divisions, ___ cords

A. 5, 5, 3,4

B. 5, 4,2,6

C. 5, 3, 6, 3

D. 5, 6, 3, 3

A

C

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6
Q

Lesion to this area results in postive babinski reflex

A. Precentral gyrus

B. prefrontal lobe

C. Para central lobule

D. Brodmann 6

E. Brodmann 8

A

A

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7
Q

Where does ventralateral spinothalamic tract decussates

A

Anterior white commisure

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7
Q

What muscle does dorsal scapular innervate

A

Rhomboids

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7
Q

Largest efferent projection of the amygdala

A

Stria termimalis

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8
Q

Spinal cord extends to the sacral portion as

A

Filum terminale

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8
Q

True or false. Anterior / Flexor compartment of forearm are innervated by ulnar nerve

A

False. Median nerve. Except flexor carpi ulnaris and flexor digitorum profundus

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8
Q

Where can you find the Horizontal cells of Cajal

A. Plexiform

B. external granular

C. External pyramidal

D. Internal granular

E. internal pyramidal

F. Fusiform

A

A

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9
Q

What nerve is damaged in winged scapula

A

Long thoracic (c5,6,7)

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9
Q

Purely motor cranial nerve

A

Purely motor 3,4,6,7,11,12

Purely sensory 1,2,8

Mixed 10,9, 7, 5

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10
Q

Where can you find the venous sinuses

A. Dura mater

B. arachnoid

C. Pia mater

A

A

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10
Q

What part of the frontal lobe is associated with cortical control of bladder

A. Precentral gyrus

B. prefrontal lobe

C. Para central lobule

D. Brodmann 6

E. Brodmann 8

A

C

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11
Q

Since spinal cord tip is at L1-L2, caudal to L2, lumbosacral roots angulate downward to their corresponding foramina, as the

A

Cauda equina

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11
Q

Thenar muscle is supplied by

A

Median nerve

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11
Q

Where can you find the inverted cells of Martinotti

A. Plexiform

B. external granular

C. External pyramidal

D. Internal granular

E. internal pyramidal

F. Fusiform

A

F

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12
Q

Where does conus medullaris end

A

L1 or L2

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12
Q

Muscles supplied by axillary nerve

A

Deltoids, teres minor

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13
Q

How many spinal nerve do you have

A

30- 31 (8 cervical, 12 thoracic, 5 lumbar, 5 sacral) Coccygeal may be absent

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13
Q

Median nerve is the terminal branch of the ff cords except

A. Posterior

B. lateral

C. Median

D. All of the above

A

A

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14
Q

Where does dorsal column tract decussates

A

Cervico medullary junction

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14
Q

True or false. Erb – Duchenne’s syndrome mainly affects the PROXIMAL muscles in the uppers limb

A

True

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15
Q

Ansa cervicalis is formed by except

A. Hypoglossal nerve

B. c1

C. C2

D. C3

E. c4

A

E

Hypoglossal and c1 unite to form descending branch

C2 and c3 unite to form descending cervical

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16
Q

Where does dural sac end

A

S2

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16
Q

Skin on the Upper part of the deltoid is innervated by

A. Lesser occipital

B. greater auricular

C. Transverse cutaneous

D. Supraclavicular

A

D

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17
Q

Nerve root of the nerve supplying serratus anterior

A

C5,6,7

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18
Q

What is between L2 and S2

A

Cauda equina

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18
Q

Point of reference in the cords of the brachial plexus

A. Axillary artery

B. brachial artery

C. Pectoral artery

D. Carotid artery

A

A

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19
Q

True or false. Filum terminale are composed of neurons

A

False. Composed of glial tissue

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19
Q

Damage to these nerves results to Inability of flexion of the fingers.

A

Median and ulnar nerve

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20
Q

Pathway of pain modality

A

Lateral spinothalamic

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20
Q

Pectoralis minor is innervated by

A

Medial pectoral nerve

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21
Q

Usual site of lumbar puncture

A

L4

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21
Q

Also known as the accessory phrenic nerve

A

Subclavius nerve

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22
Q

Dura mater encloses what connective tissue covering

A. Endoneurium

B. perineurium

C. Epineurium

D. All of the above

A

C.

Arachnoid- perineurium

Pia- endoneurium

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22
Q

Which nerve in the lumbar plexus emerges from the medial border of psoas

A

Obturator

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23
Q

What are the branches originating from the upper trunk of the brachial plexus

A

Nerve to sublcavius c5,6 Supra scapular nerve c5,c6

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24
Q

True or false. ThE more CAUDAL the nerve root is the FURTHER it has to travel to exit

A

True

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24
Q

Main flexor of the forearm

A

Brachialis

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25
Q

Subarachnoid block _____, epidural block _____

A. Faster onset, longer duration

B. faster onset, shorter duration

C. Slower onset, longer duration

D. Slower onset, shorter duration

A

A

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25
Q

True or false. Coracobrachialis supinates and flexes the arm

A

False. It adducts and flexes the arm. Biceps un supinates and flexes forearm

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26
Q

Left and right part of the spinal cord are connected by _____ anteriorly

A

White commisure

If grey commisure- posterior

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26
Q

True or false, there are branches coming from lower trunk of brachial plexus

A

False. Sa upper LNG meron

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27
Q

Nerve root of the thoracodorsal nerve

A

C6,7,8. It supplies lats dorsi

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28
Q

Diminished Patellar tendon reflex is an indication of what nerve damage

A

Femoral nerve

29
Q

Responsible for the white color of white matter

A

Myelin sheath

29
Q

True or false. Lateral cord of the brachial plexus is from the union of the anterior divisions of middle and lower trunk

A

False. Upper and middle trunk

30
Q

Muscles in the anterior forearm that is NOT innervated by the median nerve

A

Flexor carpi ulnaris and flexor digitorum profundus. Both of them are innervated by the ULNAR nerve.

31
Q

Two point discrimination uses what pathway

A

Dorsal column medial lemniscus

31
Q

carrying heavy object on the should could lead to what nerve damage

A

Long thoracic

32
Q

Standard cut in CT scan imaging

A. Transverse

B. sagittal

C. Coronal

D. Transaxial

A

Trans axial

32
Q

Sciatic nerve will be hit in what part of glut max

A. Upper lateral

B. upper medial

C. Lower lateral

D. Lower medial

A

D.

33
Q

What meninges lines dural sac

A

Arachnoid matter

33
Q

The ff is supplied by the musculocutaneuos nerve except

A. Coracobrachialis

B. biceps brachii

C. Brachialis

D. Brachioradialis

E. none of the above

A

D

34
Q

The coccygeal portion of the spinal cord becomes ________ at 8th week of embryonic life

A

Filum terminale

34
Q

Only flexor muscle that is supplied by the radial nerve

A

Brachioradials

35
Q

In lumbar puncture, what space do you want to penetrate to get CSF

A

Subarachnoid space

35
Q

Lost of flexion of lateral fingers is an indication of what nerve damage

A

Median nerve

36
Q

In spinocerebellar tract, in the pons where does dorsal tract enter

A

Inferior cerebellar peduncle Ventral- superior peduncle

36
Q

Hypothenar muscle is supplied by

A

Ulnar nerve

37
Q

Lost of supination is damage to what nerves

A

Musculocutaneuos and radial nerve

38
Q

The ff muscles is supplied by the obturator nerve except

A. Adductor longus

B. petineus

C. Gracilis

D. Adductor brevis

A

B. femoral nerve un

39
Q

True or false. Filum terminale have dural sac

A

False. Arachnoid and pia only

39
Q

Surgical neck of the humerus fracture results in what nerve damage

A

Axillary nerve

40
Q

True or false, dura mater of the spinal cord is CONTINUOUS with the dura mater of the brain

A

True

40
Q

Inf gluteal injury involves what quadrant of glut Max

A. Upper lateral

B. upper medial

C. Lower lateral

D. Lower medial

A

C

41
Q

Largest branch of the lumbar plexus

A

Femoral nerve L2,3,4

42
Q

Results because of traction injury as in excessive abduction of arm

A. Upper brachial plexus injury

B. lower brachial plexus injury

C. Lumbar plexus injury

D. Sacral plexus injury

A

B

43
Q

Space between periosteum and dura mater

A

Epidural space

43
Q

What nerve innervates the posterior compartment of the thigh

A

Sciatic If anterior except tensor fascia latae- femoral If medial except pectineus- obturator

44
Q

The ff emerges from the lateral border of psoas except

A. Iliohypogastric

B. genitofemoral

C. Femoral

D. Lateral cutaneous femoral

A

B. sa anterior xa.

45
Q

What nerve supplies gluteus Maximus

A

Inf gluteal

46
Q

What nerve is blocked to suppress labor pain

A

Pudendal

47
Q

Which of the ff ANTERIOR muscle is NOT supplied by FEmoral nerve

A. Ilapsoas

B. Tensor Fascia Latae

C. Vastus intermedialis

D. Sartorius

A

B. it is supplied by inf. gluteal nerve

48
Q

What layer of the dural mater is continuous with the spinal cord dural mater

A

Meningeal layer

49
Q

Straight sinus is formed by

A. Inferior sagittal and great cerebral vein

B. superior sagittal and great cerebral

C. Transverse and great cerebral

D. Sigmoidal and great cerebral

A

A

50
Q

At birth where does spinal cord end

A

L2 or 3 Adult L1 or 2

50
Q

excessive separation of neck and shoulder or violent stretching of an infant’s neck during childbirth would result to

A. Upper brachial plexus injury

B. lower brachial plexus injury

C. Lumbar plexus injury

D. Sacral plexus injury

A

A

51
Q

What nerve is most commonly damaged in the pelvis

A

Obturator

52
Q

True or false, Klumpke’s results in altered sensation in the lateral side of the upper limb

A

False. Medial dapat. Altered in lateral side if Erb Duchenne

53
Q

Nerve root affected in lower brachial plexus injury

A

C8 T1

54
Q

A patient has difficulty in raising their arm above their head. What nerve is most likely damaged?

A. Long thoracic

B. median

C. ulnar

D. Radial

E. axillary

A

A

55
Q

What nerve exhibits (+) Trendelenburg sign

A

Superior gluteal nerve

56
Q

Fracture on the medial epicondylar part of the humerus results in what nerve damage

A

Ulnar

57
Q

What nerve is damage in carpal tunnel syndrome

A

Median nerve

58
Q

What supplies the medial side of the forearm

A. Median nerve

B. radial nerve

C. Ulnar nerve

D. Axillary nerve

A

C

59
Q

What nerve is damage if there is a loss of the rounded contour of the shoulder

A

Axillary

60
Q

End of spinal cord is called

A

Conus medullaries

60
Q

Lunate dislocation results in what nerve injury

A

Distal median nerve injury

61
Q

What part of the spinal cord is the narrowest and roundest

A, cervical

B. thoracic

C. Lumbar

D. Sacral

A

B

61
Q

Ape hand results from what nerve damage

A

Distal median nerve

62
Q

basilar artery orignate on what blood vessel?

A

vertebral artery

63
Q

ant part of the cerbral peduncle?

A

crus cerebri post : tegmentum

64
Q

narrow cavity found on the midbrain?

A

cerebral aqueduct

65
Q

part of the mid brain posterior to cerebral aqueduct?

A

tectum corpora quadrigemina

66
Q

most commonly damaged blood vessel on extradural hemorrhage?

A

ant division of the mid meningeal artery

67
Q

depression that projects the falx cerebri?

A

longitudinal fissure

68
Q

large motor nerve cell in this area control voluntary movements on the opposite site of the body?

A

primary area four,, precentral gyrus

69
Q

lateral ventricle communicate with the third ventricle through what foramen?

A

interventricular foramen or foramen of monroe… plss wag kalimutan ang CSF FLOW!!!

70
Q

Function of the pudendal nerve except

a. Maintaining voluntary urinary, fecal continence

B. Maintains erection

C. Facilitate urine expulsion

D. Supports pelvis viscera

E. none of the above

A

E

71
Q

Radial nerve injuries have this distinct position

A

Wrist drop

72
Q

Nerve most likely affect if there is a fracture on the supra condylar ridge of the humerus

A

Median nerve

73
Q

What is the nerve root of pudendal nerve and the muscle it innervates

A

S2,3,4… Perineum

74
Q

The ff suplies the Lower limb that leave the Pelvis through the Greater Sciatic foramen except

A. Sciatic nerve

B. pudendal nerve

C. Sup gluteus

D. Inf gluteus

A

B

75
Q

Largest nerve in the body

A

Sciatic

76
Q

Largest nerve in the sacral plexus

A

Sciatic nerve

77
Q

What nerve is damaged if a person has waddling gait

A

Superior gluteal nerve

78
Q

Superior gluteal nerve will be injured if _____ of glut max is damaged

A. Upper lateral

B. upper medial

C. Lower lateral

D. Lower medial

A

B

79
Q

True or false. Sciatic nerve is located in the gluteal area

A

True. But it has no innervation in the gluteal region

80
Q

Safest site in IM injection in the glut max

A

Upper lateral border of glut Max

81
Q

Fracture of the hamate results to what nerve injury

A

Ulnar. Claw hand deformity

82
Q

Lumbar plexus is closely related to what muscle

A

Psoas major

83
Q

What nerve in the lumbar plexus will emerge from the anterior surface of the psoas major

A

Genitofemoral L1, L2

84
Q

A sickle-shaped fold of dura mater that lies in the midline between the two cerebral hemispheres

A

Falx cerebri

85
Q

Nerve root of phrenic nerve

A

C3,4,5

86
Q

Nerves mainly affected in Erb Duchenne

A

Axillary , supra scapular, musculocutaneuos

87
Q

True or false. In Klumpke’s paralysis, PROXIMAL muscles of the upper limb are affected.

A

False. distal dapat

88
Q

Main clinical presentation of proximal median nerve injury

A

Hand of Benediction

89
Q

Main nerve affected in lower brachial plexus injury

A

Ulnar and median nerve

90
Q

Skin on the Lateral surface of the neck is innervated by

A. Lesser occipital

B. greater auricular

C. Transverse cutaneous

D. Supraclavicular

A

C

91
Q

The front side of the face is innervated by

A

Trigeminal nerve

92
Q

Lost of flexion in the medial finger is indicative for what nerve damage

A

Ulnar nerve

93
Q

True or false. All flexors of the forearm are innervated by either median or ulnar nerve

A

False. Un brachioradialis innervated by radial nerve

94
Q

Waiter’s tip position is an indication of

A. Upper brachial plexus injury

B. lower brachial plexus injury

C. Lumbar plexus injury

D. Sacral plexus injury

A

A

95
Q

True or false. Right transverse is a continuation of straight sinus

A

False. Right transverse continuation of sup. sagittal Left transverse continuation of straight sinus

96
Q

True or false All muscles in the infra hyoid region is innervated by Ansa cervicalis

A

False. Thyrohyoid is not. It is innervated by C1

97
Q

A crescent-shaped fold of dura mater that roofs over the posterior cranial fossa

A

Tentorium cerebelli

98
Q

Innervation of teres major

A

Lower subscapular c5,6

99
Q

Skin on the Medial surface of the auricle is innervated by

A. Lesser occipital

B. greater auricular

C. Transverse cutaneous

D. Supraclavicular

A

A

100
Q

The ff is innervated by Ansa cervicalis except

A. Sternohyoid

B. omohyoid

C. Sternothyroid

D. Thyrohyoid

A

D