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Anatomy > Dissection 18 > Flashcards

Dissection 18 Flashcards

1
Q

What is the innervation of the rhomboid muscles?

A

dorsal scapular nerve

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2
Q

What is the innervation to the levator scapulae?

A

dorsal scapular nerve

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3
Q

Which muscle is the “hugging muscle”?

A

pectoralis major

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4
Q

What are the anterior muscles of the SC joint?

A

serratus anterior and pec minor

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5
Q

What are the posterior muscles of the SC joint?

A

rhomboids, levator scapulae, and trap

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6
Q

What muscles of the glenohumeral joint are twin functionally?

A

lat dorsi and teres major

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7
Q

What innervates the infra and supraspinatus muscles?

A

suprascapular

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8
Q

What innervates the subscapularis muscle?

A

middle and lower subscapular nerve

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9
Q

The axillary nerve runs with what artery?

A

posterior humeral circumflex

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10
Q

The lower subscapular nerve runs with what artery?

A

circumflex scapular

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11
Q

What artery does the radial nerve run with?

A

deep branchial artery

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12
Q

What are the anterior muscles of the glenohumeral joint?

A

biceps brachii, deltoid, coracobrachialis, and pec major

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13
Q

What are the posterior muscles of the glenohumeral joint?

A

triceps brachii, deltoid, lat dorsi, teres major

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14
Q

What are the handcuff muscles?

A

lat dorsi and teres major

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15
Q

The lat dorsi is innervated by what nerve?

A

thoracodorsal nerve

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16
Q

What is the teres major innervated by?

A

lower subscapular nerve

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17
Q

what is the deltoid muscle innervated by?

A

the axillary nerve

18
Q

what is the brachilais innervated by?

A

musculocutaneous

19
Q

What is the brachioradialis innervated by?

A

radial nerve

20
Q

What are the two muscles that do abduction of the GH joint?

A

deltoid and supraspinatus

21
Q

What are the two muscles that do lateral rotation of the SC joint?

A

serratus anterior and trap

22
Q

What is the function of the musculocutaneous nerve?

A

motor to the anterior arm and cutaneous innervation to the lateral forearm

23
Q

what muscle does the musculocutaneous nerve pierce?

A

coracobrachialis

24
Q

What is the main extensor of the elbow joint?

A

triceps brachii

25
Q

what posterior compartment muscle is a flexor of the elbow joint

A

brachioradialis

26
Q

What muscle is the “handshake” muscle

A

brachioradialis

27
Q

which compartment of the supinators found in?

A

posterior

28
Q

which compartment of the pronators found in

A

anterior

29
Q

What artery supplies the posterior forearm?

A

deep brachial

30
Q

What are some examples of intracapsular ligaments?

A

the cruciate ligaments of the knee

31
Q

The only articulation between the pectoral girdle and the trunk is which joint?

A

The SC joint

32
Q

What 3 types of movements does the SC joint allow?

A

elevation/depression, protraction/retraction, and medial/ lateral rotation

33
Q

dislocation of the SC joint usually occurs in what direction?

A

anterior

34
Q

what two joints are called the shoulder girdle joints?

A

the SC and the AC

35
Q

dislocation of which joint results in shoulder separation?

A

AC (and the coracoclavicular)

36
Q

What movements occur around the glenohumeral joint?

A

flexion/extension, adduction/abduction and medial/lateral rotation

37
Q

In which direction do shoulder dislocations usually occur?

A

inferiorly

38
Q

The proximal radioulnar joint causes movement in which direction?

A

supination and pronation

39
Q

what movement does the humeroradial joint allow?

A

supination/pronation and extension/flexion

40
Q

The elbow is most often dislocated in which direction?

A

posterior

41
Q

which SITS tendon is most often torn?

A

supraspinatus

42
Q

flexors attach to the ______ epicondyle of the humerus

A

medial

Anatomy (11 decks)

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