Anatomy Flashcards

1
Q

Origins on Coracoid Process

A

Biceps brachii; short head

Coracobrachialis

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2
Q

Insertions on Coracoid Process

A

Pectoralis Minor

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3
Q

Insertions on Greater Tuberosity on Humerus

A

Supraspinatus
Infraspinatus
Teres Minor

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4
Q

Insertions on Lesser Tuberosity of Humerus

A

Subscapularis

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5
Q

Insertions on anterior proximal Humerus

A

Pectoralis Major
Teres Major
Latissimus Dorsi

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6
Q

Origins on medial epicondyle of Humerus

A

Pronator Teres

Common flexor tendon; FCR, PL, FCU, FDS

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7
Q

Origins on lateral epicondyle of Humerus

A

Anconeus

Common extensor tendon; ECRB, EDC, EDQ, ECU

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8
Q

Coracobrachialis

A
O: coracoid process
I: middle humerus
N: musculocutaneous
A: flex and adduct arm
Part of conjoined tendon
Musculocutaneous nerve pierces 6-8cm distal to coracoid process
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9
Q

SC joint

A

Sternoclavicular joint uncommon site of info or dislocate

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10
Q

Clavicle

A

subcutaneous bone, most common bone to fx

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11
Q

AC joint

A

acromioclavicular joint common site for shoulder separation or DJD/pain

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12
Q

Acromion

A

landmark for shoulder…think injection/scope

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13
Q

deltoid mm

A

can test mm function for axillary nerve motor function

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14
Q

Trapezius

A

common site of pain, weakness/palsy = lateral winging

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15
Q

Serratus anterior

A

weakness/palsy = medial winging

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16
Q

Pectoralis major

A

rupture at humeral insertion => axillary fold defect

17
Q

cephalic vein

A

lies in deltopectoral fold

18
Q

Scapular spine

A

suprascapular nerve palsy => infra/supraspinatus mm wasting ==> spine becomes more prominent

19
Q

Inferior angle of scapula

A

portion thats wings w/ palsy

20
Q

suprascapular nerve compressed in suprascapular notch

A

SS and IS affected

21
Q

suprascapular nerve compressed in spinoglenoid notch

A

IS affected

22
Q

glenoid orientation

A

pear shaped, 5-7 degrees retroverted, 5 degrees superior tilt

23
Q

unfused acromion =>

A

os acromiale

24
Q

humeral head orientation

A

retroverted 35 degrees

25
Q

humerus anatomic neck

A

may result in osteonecrosis

26
Q

humerus surgical neck

A

common fx site in elderly

27
Q

humerus head/neck angle

A

130 degrees

28
Q

humerus bone growth

A

80% from proximal physis

29
Q

bicep tendon

A

in bicipital groove between gtr and lsr tuberosity

30
Q

clavicle facts

A
S shaped cylindrical bone
middle 1/3 narrowest w/o mm insertions
widens laterally
no true medullary canal
only link from UE to axial skeleton
most common fx; middle 1/3
1st to ossify, last to fuse