muscular system week 1 (muscles that move the forearm)

Question 1

biceps brachii

Answer 1

location: muscle of the anterior arm with two points of origin on the scapula and inserts on the radial tuberosity
action: flexes and supinates the forearm; flexes arm

Question 2

brachialis

Answer 2

location: deep to the biceps brachia, the brachial originates on the anterior distal humerus and inserts n the proximal ulna
action: flexes the forearm

Question 3

brachioradialis

Answer 3

location: originates on the distal humerus and inserts on the styloid process of the radius
action: flexes the forearm

Question 4

triceps brachii

Answer 4

location: muscle of the posterior arm with three points of origin on the scapula and posterior humerus. inserts n the olecranon process of the ulna
action: extends the forearm and extends the arm

Question 5

pronator teres

Answer 5

location: originates on the medial epicondyle of the humerus and coronoid process of the ulna and inserts on the mid lateral surface of the radius
action: pronates forearm and flexes forearm