Arm: muscles origin and insertion

Question 1

biceps brachii,

Answer 1

Origin
Short Head:
coracoid process of scapula
Long head: supraglenoid tuberlce of scapula

Insertion
Radial tuberosity, Radius

Question 2

coracobrachialis

Answer 2

Origin: scapula, coracoid process
Insertion: Humerus, medial surface, midshaft

Question 3

brachialis

Answer 3

Origin: humerus, distal half
Insertion: ulna, coronoid process

Question 4

triceps brachi, long head

Answer 4

origin: infraglenoid tubercle
insertion: ulna’s olecranon process

Question 5

triceps brachii, lateral head

Answer 5

origin: humerus’s posterior aspect, superior to radial groove
insertion: ulna’s olecranon process

Question 6

triceps brachii, medial head

Answer 6

origin: humer’s posterior aspect, inferior to radial groove
insertion: ulna’s olecranon process