Humerus

Question 1

Site

Answer 1

Bone of arm

Question 2

Upper end

Answer 2

Head: Joint related & type; shoulder, synovial ball & socket

Question 3

Upper end

Answer 3

Lesser tuberosity: Subscapularis

Question 4

Upper end

Answer 4

Greater tuberosity: Supraspinatus, infraspinatus & teres minor

Question 5

Upper end

Answer 5

Bicipital groove: *Lat. lip; pectoralis major *Med. lip; teres major *Floor; latissimus dorsi

Question 6

Upper end

Answer 6

Surgical neck: Structures related; circumflex humeral vessels & circumflex n

Question 7

Shaft

Answer 7

Med. border middle: Coracobrachialis

Deltoid tuberosity: Deltoid

Spiral groove: *Upper lip; lat. head triceps Structures related; radial n. & profunda brachii a

Lower 1⁄2 ant. aspect: Brachialis

Lower 1⁄2 post. aspect: Med. head triceps

Question 8

Lower end

Answer 8

Trochlea & capitulum: Joint related & type; elbow, synovial hinge

Question 9

Lower end

Answer 9

Med. epicondyle: *Structures attached; common flexor origin &med. collateral ligament.
*Nerve related; ulnar n

Question 10

Lower end

Answer 10

Med. supracondylar ridge: Pronator teres

Question 11

Lower end

Answer 11

Lat. epicondyle: *Structures attached; common extensor origin, lat. collateral ligament & anconeus (back).
*Nerve related; radial n

Question 12

Lower end

Answer 12

Lat. supracondylar ridge: Brachioradialis & extensor carpi radialis longus

Question 13

Joints

Answer 13

Joints related: -Shoulder, synovial ball & socket -Elbow, synovial hinge