Origins and Insertions

Question 1

Fracture of greater tuberosity of humerus will affect what three muscles?

Answer 1

1. Supraspinatus
2. Infraspinatus
3. Teres Minor

Question 2

Fracture of Lesser tuberosity of humerus will affect what muscle? What does it accompany?

Answer 2

1. subscapularis

Posterior Dislocation of the shoulder

Question 3

Surgical Neck Fracture?

Answer 3

Axillary Nerve and Posterior Humeral Circumflex artery

Question 4

Spiral Groove?

Answer 4

Radial Nerve

Question 5

Fracture of Shaft?

Answer 5

Radial Nerve and deep brachial artery

Question 6

In colles fracture, it is a fracture of?

Answer 6

Distal radius fracture

Question 7

In colles fracture, you have a characteristic bump?

Answer 7

Dinner fork deformity

Question 8

With AC joint Fractures, the shoulders are separated because?

Answer 8

Rupture of the coracoclavicular ligament occurs?

Question 9

All of the rotator cuff muscles origin from the fossa of the?

Answer 9

Scapula

Question 10

Deltoid origin?

Answer 10

Acromion

Question 11

Deltoid Insertion?

Answer 11

Deltoid Tuberosity of humerus

Question 12

Main adductor of the humerus?

Answer 12

Lats

Question 13

Lats Origin?

Answer 13

Spines of T7-T12

Question 14

Lats Insertion?

Answer 14

Bicipital Groove of humerus

Question 15

Triangle of auscultation, what muscles border it?

Answer 15

Lats, Trapezius and scapula with rhomboid

Question 16

In the Antecubital Fossa, 4 things in it?

Answer 16

Median Nerve, Brachial artery, biceps tendon and radial nerve

Question 17

Both Coracobrachialis and Biceps Brachii originate in the?

Answer 17

Coracoid prcoess

Question 18

Biceps Brachii Insertion?

Answer 18

Radius

Question 19

Biceps Brachii is the main?

Answer 19

Supinator

Question 20

Biceps Brachii, Coracobrachialis and Brachialis are all innervated by?

Answer 20

Musculocutaneous

Question 21

Most flexors originate from?

Answer 21

Medial epicondyle or coronoid process

Question 22

Flexor Digitorum superficialis Inserts?

Answer 22

Middle Phalanges of Finger

Question 23

Flexor Digitorum superficialis Action and Nerve?

Answer 23

Action: Flexes fingers
Nerve: Median

Question 24

Only two flexors that have ulnar nerve?

Answer 24

Flexor Carpi ulnaris and Flexor digitorum profundus

Question 25

Median nerve innervates 4 muscles of the hand?

Answer 25

1. Abductor pollicus brevis 2. Flexor Pollicus brevis 3. Opponens Pollicis 4. Two lateral lumbricals

Question 26

There are two nerves that are from the Roots?

Answer 26

Dorsal Scapular Nerve and Long Thoracic Nerve

Question 27

Upper trunk gives rise to?

Answer 27

Suprascapular nerve (C5-C6)

Question 28

Lateral Cord gives you?

Answer 28

Musculocutaneous (C5-C7) | Lateral Pectoral Nerve

Question 29

Lateral Pectoral Nerve supplies?

Answer 29

Pectoralis minor muscle

Question 30

Medial Cord gives you?

Answer 30

Ulnar Nerve (C7-T1)

Question 31

Medial and Lateral cords give you?

Answer 31

Median Nerve (C5-T1)

Question 32

Posterior Cord gives you?

Answer 32

``` RUALT Radial Nerve (C5-T1) Upper Suprascapular Axillary nerve Lower Suprascapular Thoracodorsal nerve ```

Question 33

Wrist Drop?

Answer 33

Radial nerve