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Cadaver Lab Exam 1 > Anatomy > Flashcards

Anatomy Flashcards

1
Q

Innervated by the Lateral pectoral nerve (C5,6,7) & medial pectoral nerve (C8,T1) (ventral ramus)

A

Pectoralis Major

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2
Q

Pectoralis Minor (innervation and arterial supply)

A

Innervated by the medial pectoral nerve (C8,T1)

????? artery

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3
Q

Serratus Anterior (nerve and artery)

A

external surfaces of lateral parts of 1st through 8th ribs

Long thoracic nerve

Long thoracic artery

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4
Q

Trapezius (innervation and arterial supply)

A

**spinal accessory nerve (CN XI) **

transverse cervical artery/posteriro intercostal arteries

elevates, retracts and rotates scapula, lower firbers depress scapula

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5
Q

Deltoid Muscle

A

anterior and posterior branches of axillary nerve

Posterior circumflex humoral artery, deltoid branch of thoracoacromial artery

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6
Q

Rhomboid major muscle

A

retracts and rotates scapula to depress the glenoid cavity

blood supply: dorsal scapular artery

Dorsal scapular nerve

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7
Q

Supraspinatus muscle

A

initiates arm abduction, acts with rotator cuff muscles

suprascapular artery

suprascapular nerve (C5,C6)

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8
Q

Latissimus dorsi muscle

A

Extends, adducts, and medially rotates humerus.

Thoracodorsal nerve (C6-C8)

Thoracodorsal artery

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9
Q

Teres minor muscle

A

Lateral rotation of arm, adduction

Posterior branch of axillary nerve (C5, C6)

Circumflex scapular artery

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10
Q

Teres major muscle

A

Adducts and medically rotates arm

Inferior subscapular nerve (C5, C6)

Circumflex scapular artery

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11
Q

Infraspinatus Muscle

A

Lateral rotation of arm (with teres minor)

Suprascapular nerve (C5, C6)

**Suprascapular artery **

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12
Q

Subscapularis muscle

A

Medially roatates arm and adducts it, helps hold humeral head in glenoid cavity

Superior and inferior subscapular nerves (C5, C6)

Subscapular artery

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13
Q

Coracobrachialis muscle

A

flexes and adducts arm,

musculocutaneous nerve (C5, C6, C7),

muscular branches of brachial artery

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14
Q

Biceps brachii muscle

A

Supinates forearm, Flexes forearm when supinated,

musculocutaneous nerve (C5, C6),

muscular braches of brachial artery

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15
Q

Space that transmits axillary nerve and posterior circumflex humeral artery

A

Quadrangular space. (formed by teres minor, teres major, long head of the tricepts, and the humerus)

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16
Q

Brachialis muscle

A

flexes forearm,

musculocutaneous nerve (C5, C6),

radial recurrent and muscular branches of brachial artery

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17
Q

Brachioradialis muscle

A

flexes forearm,

radial nerve (C5, C6),

radial recurrent artery,

18
Q

Pronator teres muscle

A

pronates forearm,

median nerve (C6, C7),

anterior ulnar recurrent artery.

19
Q

Flexor carpi radialis muscle

A

flexes and abducts hand at wrist, median nerve, radial artery

20
Q

Tricepts brachii muscle

A

Extends forearm, long head stabilizes head of abducted humerus,

radial nerve (C6, C7, C8),

Profunda brachii (deep brachial) artery

21
Q

flexor carpi radialis muscle

A

fleses and abducts hand at wrist

median nerve

radial artery

22
Q

Palmeris longus muscle

A

Flexes hand and tenses palmar aponeurosis

median nerve

posterior ulnar recurrent artery

23
Q

Flexor carpi ulnaris muscle

A

flex and adducts hand at wrist

ulnar nerve

posterior ulnar recurrent artery

24
Q

Flexor digitorum superficialis muscle

A

Flexes middle and proximal phalanges of medial four digits; also flexes hand at wrist

median nerve

ulnar and radial arteries

25
Q

Flexor pollicus longus muscle

A

Flexes phalanges of thumb

anterior interosseous branch of median nerve

anterior interosseous artery

26
Q

Supinator muscle

A

supinates forearm

Deep branch of radial nerve

radial recurrent and posterior interosseous arteries

27
Q

Flexor digitorum profundus muscle

A

Flexes distal phalanges of medial four digits, assts in flexion of hand at wrist.

Medial innervation: ulnar nerve, lateral part: medial nerve

anterior interosseous artery and muscular branches of ulnar artery

28
Q

Pronator quadratus muscle

A

pronates forearm

anterior interosseous branch of median nerve

anterior interosseous artery

29
Q

Adductor pollicis muscle

A

Adducts thumb

Deep branch of ulnar nerve

Deep palmar arch artery

30
Q

1st and 2nd lumbrical muscles

A

Extends digits at IP joints and flexes MCP joints

Median nerve

Superficial and deep palmar arches

31
Q

3rd and 4th lumbrical muscles

A

Extends digits at IP joints and felxes MCP joints

Deep branch of ulnar nerve

Superficial and deep palmar arches

32
Q

extensor carpi radialis longus muscle

A

extends and abducts hand at wrist

Radial nerve

Radial artery and radial recurrent artery

33
Q

Supinator muscle

A

supinates forearm

Deep brach of radial nerve (C6-C7)

radial recurrent and posterior interosseous arteries

34
Q

Extensor carpi radialis brevis muscle

A

extends and abducts hand at wrist

Deep branch of radial nerve

radial artery and radial recurrent artery

35
Q

extensor carpi ulnaris

A

extends and abducts hand at wrist

Posterior interosseous nerve

Posterior interosseous artery

36
Q

Extensor digiti minimi muscle

A

Extends fifth digit

posterior interosseous nerve

posterior interosseous artery

37
Q

Extensor indicis muscle

A

Extends second digit

Posterior interosseous nerve

posterior interosseous artery

38
Q

Extensor pollicis longus muscle

A

Extends distal phalanx of thumb

Posterior interosseous nerve

Posterior interosseous artery

39
Q

Abductor pollicis longus muscle

A

Abducts and extends thumb

Posterior interosseous nerve

Posterior interosseous artery

40
Q

Extensor pollicis brevis muscle

A

Extends proximal phalanx of thumb

Posterior interosseous nerve

Posterior interosseous artery

41
Q

Posterior interosseous nerve

A

continuation of deep brach of radial nerve distal to lower border of supinator muscle

Cadaver Lab Exam 1 (1 decks)

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