elbow/wrist

Question 1

what is the function, origin and insertion of brachialis

Answer 1

function -flexes the forearm at the elbow
origin- anterior distal half of the humerus
insertion -ulnar tuberosity and anterior surface of the coronoid process

Question 2

what is the function, origin and insertion of biceps brachii long head

Answer 2

function - flexion and supination of the forearm of the elbow joint, flexion of the arm at elbow joint
origin - supraglenoid tubercle of the scapula
insertion - radial tuberosity and bicipital aponeurosis

Question 3

what is the function, origin and insertion of biceps brachii short head

Answer 3

function - flexion and supination of the forearm of the elbow joint, flexion of the arm at shoulder joint
origin- coracoid process of the scapula
insertion- radial tuberosity

Question 4

what is the function, origin and insertion of tricep brachii lateral head

Answer 4

function- extension of the forarm at the elbow joint
origin- posterior surface of the body of the humerus
insertion- olcranon of the ulna

Question 5

what is the function, origin and insertion of tricep brachii medial head

Answer 5

function - extension of forearm at the elbow joint
origin - posterior surface of the body of the humerus
insertion - olecranon of the ulna

Question 6

what is the function, origin and insertion of tricep brachii long head

Answer 6

function - extension of the forearm at the elbow joint; extension and adduction of the arm at the shoulder joint
origin - infraglenoid tuberosity
insertion - olecranon of the ulna

Question 7

what is the function, origin and insertion of pronator quadratus

Answer 7

function - pronated hand
origin - distal fourth of anterior surface of the ulna
insertion -distal fourth of anterior surface of the radius

Question 8

what is the function, origin and insertion of flexor policis longus

Answer 8

function - flexion of the distal phalanges of digit 1 (thumb
origin - anterior surface of the radius, and interosseous membrane
insertion - base of the distal phalanx of digit 1

Question 9

what is the function, origin and insertion of flexor digitorum profundus

Answer 9

function - flexion of the distal phalanges of digits 2-5 , flexion of hand at the wrist joint
origin - proximal three fourths of the anterior and medial surfaces of the ulna and the interosseous membrane
insertion - base of the palmar surface of the distal phalanges of digits 2 - 5

Question 10

what is the function, origin and insertion of flexor digitorum superficialis

Answer 10

function - flexion of the middle and proximal phalanges of digits 2-5, flexion of the hand at the wrist joint
origin - humeral head, medial epicpndyle, ulnar head, coronoid process, radial head,
insertion - middle phalanges 2-5

Question 11

what is the function, origin and insertion of flexor carpi radialis

Answer 11

function - flexion and abduction of the hand at the wrist joint
origin - medial epicondyle of humerus
insertion - base of metacarpals 2 and 3

Question 12

what is the function, origin and insertion of palmaris longus

Answer 12

function - flexion of the hand at the wrist joint
origin - medial epicondyle of humerus
insertion -palmer aponeurosis and flexor retinaculum

Question 13

what is the function, origin and insertion of pronator teres

Answer 13

function - pronation and flexion of the forearm at the elbow joint
origin - medial epicondyle of the humerus and coronoid process of the ulna
insertion - lateral surface of the radius

Question 14

what is the function, origin and insertion of supinator

Answer 14

function -supinates the hand and forearm by rotating the radius around the ulna
origin - lateral epicondyle of the humerus, ulna, radial collateral ligg, and annular ligaments
insertion - dorsal and lateral surfaces of the body of the radius

Question 15

what is the function, origin and insertion of extensor digitorum

Answer 15

function - extension of the joints, digits 2-5, extension of hand at wrist joint
origin - lateral epicondyle of the humerus by the common tendon
insertion - dorsal digital expansions of digits 2 to 5

Question 16

what is the function, origin and insertion of extensor carpi ulnaris

Answer 16

function - extension and adduction of the wrist
origin - lateral epicondondyle of the humerus by the common tendon and dorsal surface of the ulna
insertion - tubercle of the ulna side of the base of the 5th metacarpal

Question 17

what is the function, origin and insertion of extensor carpi radialis longus

Answer 17

function - extension and abduction of the wrist
origin - lower third of the lateral supracondylar ridge of the humerus
insertion - dorsal surface of the base of the second metacarpal bone

Question 18

what is the function, origin and insertion of carpi radialis brevis

Answer 18

function - extension and abduction of the wrist
origin - lateral epicondyle of the humerus by the common tendon
insertion- dorsal base of the third metacarpal bone

Question 19

what is the function, origin and insertion of extensor indicis

Answer 19

function - extension of the joints of digit 2 , extension of the hand at the wrist joint
origin - posterior surface of the ulna and the interrosseous membrane
insertion - posterior digital expansion of digits two

Question 20

what is the function, origin and insertion of extensor digiti minimi

Answer 20

function - extension of the joints digits 5 lil fingerr
origin - lateral epicondyle of the humerus by the common tendon
insertion - dorsal digital expansion on the proximal phalanx of digit 5

Question 21

what is the function, origin and insertion of brachioradialis

Answer 21

function - flexion of the forearm at the elbow joint
origin - ridge superior to the lateral epicondyle of the humerus and the lateral intermuscular septum
insertion -lateral side of the base of the styloid process of the radius