Lab Practical 1 Flashcards

1
Q

intervertebral foramina

A

where spinal nerves pass from the spinal cord to the periphery

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2
Q

vertebral canal

A

encloses and protects spinal cord

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3
Q

supraspinous and interspinous ligaments

A

attach spines of adjacent vertebrae

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4
Q

ligamentum flavum

A

present on inner aspect of vertebral arch

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5
Q

posterior longitudinal ligament

A

runs along posterior aspect of vertebral bodies and limits hyperflexion of vertebral column

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6
Q

anterior longitudinal ligament

A

runs along anterior aspect of vertebral bodies and limits hyperextension of vertebral column

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7
Q

conus medullaris

A

occurs at level of L1 or L2; distal tapering of spinal cord

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8
Q

spinal nerves

A

31 pairs

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9
Q

cauda equina

A

“tail of horse”

loose collection of ventral and dorsal roots from lumbar and sacral spinal nerves inferior to the conus medullaris

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10
Q

filum terminale

A

center of cauda equina; a filament continuous with pia mater. anchors spinal cord to sacrum

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11
Q

dorsal and ventral rootlets

A

pierce the dura and enter intervertebral foramen as ventral and dorsal roots

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12
Q

spinal ganglion/dorsal root ganglion

A

will be proximal to the ventral and dorsal roots

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13
Q

ventral and dorsal rami

A

divisions of spinal nerve

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14
Q

trapezius

A

has fibers running in 3 directions

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15
Q

spinal accessory nerve (Cranial nerve XI)

A

innervates trapezius

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16
Q

rhomboid major and minor and levator scapulae

A

attached to medial edge of scapulae and innervated by branches of dorsal scapular nerve

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17
Q

serratus anterior

A

attaches to medial border of scapula near rhomboids and runs anteriorly and inferiorly to rubs 1-8

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18
Q

subscapularis

A

lies between serratus anterior and scapula

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19
Q

latissimus dorsi

A

slanting upward from vertebral column

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20
Q

thoracodorsal nerve and artery

A

neurovascular bundle embedded in fate on the deep surface of the latissimus dorsi

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21
Q

I Love Spaghetti

A

lateral to medial for erector spinae muscles (intrinsic back muscles)
iliocostalis, longissmus and spinalis

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22
Q

deltoid muscle

A

innervated by axillary nerve

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23
Q

infraspinatus

A

innervated by suprascapular nerve

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24
Q

posterioal humeral circumflex artery

A

found on the deep surface of the deltoid along with the axillary nerve

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25
Q

supraspinatus

A

innervated by the suprascapular nerve

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26
Q

teres minor

A

found inferior to infraspinatus and superior to teres major

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27
Q

teres major

A

found inferior to teres minor and runs behindlong head of triceps brachii and the humerus

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28
Q

rotator cuff muscles

A

subscapularis, teres minor, supraspinatus and infraspinatus

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29
Q

long head of triceps

A

passes between teres minor and major. On the medial side of the posterior arm

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30
Q

lateral head of triceps brachii

A

lateral on posterior arm

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31
Q

medial head of triceps brachii

A

found between long head and lateral head.

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32
Q

triceps muscle

A

innervated by radial nerve and supplied by deep brachial artery

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33
Q

suprascapular ligament

A

covers the suprascapular notch, which is on the superior border of the scapula

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34
Q

cephalic vein

A

found in the deltopectoral triangles between the deltiod and clavicular head of pectoralis major

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35
Q

pectoralis minor

A

runs deep to pectoralis major

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36
Q

medial pectoral nerve

A

innervates the pectoralis minor

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37
Q

lateral pectoral nerve

A

along with medial pectoral nerve innervates pectoralis major

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38
Q

short head of biceps brachii

A

medial side of anterior arm

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39
Q

corachobrachialis

A

medial side of anterior arm, deep to short head of biceps brachii

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40
Q

long head of biceps brachii

A

lateral side of anterior arm

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41
Q

bicipital groove

A

on the humerus, where the long head of biceps brachii runs

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42
Q

bicipital aponeurosis

A

on medial side of bicipital tendon, where it attaches to the deep fascia of the forearm

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43
Q

musculocutaneous nerve

A

innervates the anterior compartment of arm and is found entering the posterior medial aspect of the coracobrachialis

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44
Q

lateral cutaneous nerve of the forearm

A

a continuation of the musculocutaneous nerve in the forearm. it is purely sensory

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45
Q

brachial artery

A

found on medial aspect of the arm along with the median and ulnar nerves

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46
Q

deep brachial artery

A

branch off the brachial artery that supplies the posterior compartment of the arm

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47
Q

glenoid labrum

A

fibricartilagenous extension of glenoid fossa

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48
Q

axillary artery

A

continuation of subclavian artery; begins where subclavian crosses over the first rib

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49
Q

thoracoacromial trunk

A

vessel medial to pectoralis minor

50
Q

lateral thoracic artery

A

lateral to pectoralis minor; supplies lateral chest wall including serratus anterior

51
Q

subscapular artery

A

usually longest branch of axillary

52
Q

thoracodorsal artery

A

a branch off of the subscapular artery that supplies latissimus dorsi

53
Q

circumflex scapular branch

A

branch of subscapular artery that supplies the dorsum of the scapula

54
Q

posterior humeral circumflex artery

A

passes with axillary nerve through the quadrangular space

55
Q

anterior humeral circumflex artery

A

last branch of the axillary artery

56
Q

medial cord

A

gives ulnar nerve and contributes to median nerve

also gives of medial pectoral nerve, medial antebrachial cutaneous, and medial brachial cutaneous.

57
Q

posterior cord

A

gives radial and axillary nerve

also gives off thoracodorasal nerve, lowers subscapular nerve, and upper subscapular nerve

58
Q

lateral cord

A

gives musculocutaneous nerve and contributes to median nerve
also gives off lateral pectoral nerve

59
Q

Branch of musculocutaneous nerve

A

lateral cutaneous nerve of forearm

60
Q

muscles of superficial flexor group on forearm

A

pronator teres, flexor carpi radialis, palmaris longus, flexor carpi ulnaris, and flexor digitorum superficialis

61
Q

brachiolradials

A

found on lateral side of anterior forearm. attaches lateral side of humerus and distal radius as weak flexor of forearm at elbow joint

62
Q

superficial branch of radial nerve

A

found on the deep surface of the brachioradialis and accompanies the radial artery

63
Q

deep branch of radial nerve

A

pierces the supinator

64
Q

anterior interosseous nerve

A

a branch of the median nerve where it passes between the 2 heads of pronator teres. It innervates the deep muscles of the anterior compartment

65
Q

deep flexor muscles of forearm

A

flexor digitorum profundus, flexor pollicis longus, and pronator quadratus

66
Q

dorsal branch of ulnar nerve

A

in distal forearm; it is purely sensory for dorsal aspect of medial hand and medial one and a half fingers

67
Q

superficial branch of ulnar nerve

A

sensory to the palmar aspect of the medial and and medial one and a half fingers.

68
Q

deep branch of ulnar nerve

A

motor to the intrinsic muscle of the hand excluding those done by median nerve

69
Q

ulnar artery

A

branches off of brachial artery and is usually larger than the radial artery

70
Q

common interosseous artery

A

branches off of the ulnar artery and divides into the anterior and posterior interosseous arteries at the upper border of the interosseous membrane

71
Q

common digital arteries

A

branches off the superficial palmar arch

72
Q

hypothenar muscles

A

abductor digiti minimi, flexor digiti minimi, and opponens digiti minimi. Innervated by ulnar nerve

73
Q

thenar muscles

A

abductor pollicis brevis, opponens, pollicis brevis, and flexor pollicis brevis. innervated by the median nerve

74
Q

adductor pollicis

A

found medial to the thumb (thenar web space) and innervated by the ulnar nerve

75
Q

flexor retinaculum

A

forms the roof of the carpal tunnel

76
Q

recurrent branch of median nerve

A

supplies the thenar muscles

77
Q

digital branch of medial nerve

A

exists

78
Q

superficial branch of radial artery

A

goes into thenar muscles and connects with ulnar artery

79
Q

deep branch of radial artery

A

goes through the anatomic snuffbox and between the 2 heads of the first dorsal interosseous muscle

80
Q

synovial sheath

A

surrounds the flexor tendons as they pass through the carpal tunnel

81
Q

superficial muscles of posterior compartment of forearm

A

aconeous, brachioradialis, extensors carpi radialis longus and brevis, extensor carpi ulnaris, extensor digitoru, and extensor digiti minimi

82
Q

brachioradialis function

A

flex the elbow

83
Q

aconeous function

A

helps extend the elbow

84
Q

deep muscles of posterior forearm

A

supinator, extensor indicis, extensors pollicis longus and brevis, abductor pollicis longus

85
Q

posterior interosseous nerve and artery

A

run between the superficial and deep groups of muscles of the posterior forearm

86
Q

extensor retinaculum

A

deep fascia at the back of the wrist through which all the extensor tendons run

87
Q

great saphenous vein

A

found on the superficial medial thigh

88
Q

adductor canal

A

deep to the sartorius muscle, it contains the femoral artery, vein, and branches of the femoral nerve

89
Q

iliotibial tract

A

on the lateral side of the thigh. it supports the contralateral pelvis when the opposite foot lifts off the ground

90
Q

tensor fasciae latae

A

lateral thigh, the iliotibial tract arises from deep fascia on both sides of this muscle

91
Q

muscles of quadriceps femoris

A

rectus femoris, vastus lateralis, vastus intermedius, and vastus medialis

92
Q

quadriceps tendons

A

tendons from the 4 quadriceps muscles joint to make the quadriceps tendon that inserts on the patella

93
Q

ligamentum patellae

A

quadriceps tendon becomes this inferior to the patella

94
Q

three major branches of femoral artery

A

deep femoral (profunda femoris), medial and lateral femoral circumflex arteries

95
Q

saphenous nerve

A

a cutaneous branch of the femoral nerve

96
Q

popliteal artery

A

femoral artery becomes this as it passes through the adductor hiatus (behind the knee)

97
Q

descending genicular artery

A

branches off from the popliteal artery superior to the knee

98
Q

saphenous artery

A

a branch off the descending genicular artery that supplies the medial leg

99
Q

muscles of the adductor (medial) compartment of the thigh

A

gracilis, pectineus, and adductors longus, brevis, and magnus

100
Q

superficial branch of obturator (nerve, artery, and vein)

A

found on the belly of adductor brevis

101
Q

deep branch of obturator nerve

A

found deep to adductor brevis

102
Q

tensor fasiae latae innervations

A

superior gluteal nerve

103
Q

tibial portion of sciatic nerve

A

medial in the bundle

104
Q

common fibular portion of sciatic nerve

A

more lateral in the bundle

105
Q

lesser sciatic foramen

A

found between the sacrotuberous ligament and the sacrospinous ligament

106
Q

pudendal nerve

and internal pudendal artery and vein

A

emerge inferior to the piriformis from the greater sciatic foramen course over the sacrospinous ligament and then enter the lesser sciatic foramen

107
Q

superior and inferior gamellus

A

inferior to the piriformis and the tendon of the obturator internus runs between them

108
Q

quadratus femoris

A

marks the inferior limit to the gluteal region

109
Q

hamstring muscles

A
biceps femoris (most lateral), semitendinosus, and semimembranosus.
They extend the thigh and flex the knee
110
Q

Long head of biceps femoris

A

lateral and superficial to the short head

111
Q

short head of biceps femoris

A

not considered a hamstring muscle because it arises from the femur and is innervated by the common fibular nerve

112
Q

sural nerve

A

emerge from the popliteal fossa and extend down posterior calf along with the lesser saphenous vein

113
Q

saphenous nerve

A

extends down the medial leg to the foot along with the great saphenous vein

114
Q

superficial fibular nerve

A

emerges mid-leg on the lateral side between fibularis longus and brevis

115
Q

sural arteries

A

branches of the popliteal artery which enter the 2 heads of the gastrocnemius along with the tibial nerve

116
Q

middle genicular artery

A

supplies structures in the knee joint and is a branch off the popliteal artery

117
Q

popliteus muscle

A

anterior tibial artery passes into the anterior compartment of the leg at the inferior border of this muscle

118
Q

fibular artery

A

branches off from the posterior tibial artery distal to the origin of the anterior tibial artery

119
Q

dorsalis pedis artery

A

anterior tibial artery turns into dorsalis pedis, and this artery anastamoses with the fibular artery

120
Q

extensor digitorum brevis

A

small fleshy muscle arising from the upper lateral calcaneus. its tendons blend with the long extensor tendons passing from the 4 medial toes

121
Q

extensor hallucis brevis

A

part of extensor digitorum brevis. These are the only muscles on the dorsum of the foot