kinesiology actual quiz 2

the elbow includes all of the following except the

interosseus ligament

in the context of wrist and hand movements, dorsiflexion refers to the movement of the back of the hand toward the post or dorsal aspect of the forearm

ture

tightening a screw with a screw driver using the right hand significantly upon the action of the

bicep brachialis

the chief function of the ___ is to pull the synovial membranes of the elbow joint out of the way of the advancing olecranon process during extension of the elbow

anconeus

elbow stability is locked when at full ____ and unlocked at ____

extension, 20 fex

in the anatomical position, the radius is more medial than the ulna

false

in the context of wrist and hand movements, radial flexion refers to the movement of the thumb side of the hand toward the medial aspect of radial side of forearm

false

int he context of radioulnar joint movements, which of the following terms refers to the internal rotary movement of the moving from palm up to palm down position

pronation

flexion of hte elbow occurs in the ___ plane of motion and supination of the forearm occurs in the ___ plane

sagital, transverse

of the carpal bones, which articulates with the radius and is critical in transferring force from the hand into forearm

scaphoid

the carpal tunnel houses flexor tendons as well as the median nerve. what wrist flexor tendon does not pass through the carpal tunnel, making and during a UCL reconstruction surgery

palmaris longus

as the elbow reaches full extension, the olecranon process of the ulna is revieved by the olecranon fossa of the humerus

true

carpal tunnel syndrome is a condition in which there is an increased pressure in the carpal tunnel which interferes

true

elbow motions primarily involve movement between the articular surfaces of the humerus and ulna

true

in the context of wrist and hand movements, opposition refers to the movement of the thumb across the palmar aspect to oppose the phalanges

true

in the context of wrist and hand movements, ulnar flex refers to the movement of the little finger side of the hand toward the medial aspect of ulnar side of the forearm

true

medial epicondyle is referred to as golfers elbow

true

movements of the wrist joint include flexion, extension, abduction, adduction

true

positioning the forearm in pronation decreases the effectiveness of the bicep brachi muscle in flexing the elbow

true

the ulna is much larger proximally to the radius

true

the ulnar collateral ligament is critical to providing medial support to prevent the elbow from abducting when stressed

true

the wrist flexor muscles have their origin on the medial epicondyle of the humerus

true

the most commonly injured ligament in the elbow due to throwing is

ulnar collateral ligament