Upper Limb

Question 1

OC of scapula

Answer 1

Coracoid process - 15 fuse
Medial border/inferior angle - 14 to 20, fuse 22 to 25

Question 2

OC of clavicle.

Answer 2

Sternal end at 15 years female and 17 male, fuse at 25

Question 3

CRITOE

Answer 3

Capitellum - 1
Radial head - 5
Internal epicondyle - 5
Trochlea - 10
Olecranon - 10
External epicondyle 10

Question 4

Ossification of radius and ulna

Answer 4

Radius - distal 1, proximal 5. Fuse at 20 and 17 respectively

Ulna - distal 5, olecranon 10. Fuse at 20 and 17 respectively

Question 5

OC of carpal bones.

Answer 5

Capitate 4 months
Hamate 4 months
Triquetral 3 years
Lunate 5 years
Scaphoid/traps 6 years
Pisiform 11 years

Question 6

OC of metacarpals and phalanges

Answer 6

Metacarpals - Distal end 2 years fuse at 20
Thumb metacarpal and phalanges - proximal 2/3 years and fuse at 18/20 years

Question 7

What are the 4 branches of the subclavian artery?

Answer 7

Vertebral artery
Thyrocervical trunk
Internal thoracic
Costocervical

Question 8

What are the 5 branches of the axillary artery?

Answer 8

Superior thoracic
Acromiothoracic
Lateral thoracic
Subscapular
A and P circumflex humeral

Question 9

What are the 4 branches of the brachial artery?

Answer 9

Profunda brachii
Nutrient artery to humerus
Muscular branches
Branches to elbow joint