Chapter 6-kines

Which of the following statements is true about the carrying angle?

It permits the forearms to clear the pelvis in the swinging movements during walking.

The chief function of the _______ is to pull the synovial membrane of the elbow joint out of the way of the advancing olecranon process during extension of the elbow.

anconeus muscle

Radioulnar supination is performed by all of the following muscles except the:

anconeus muscle.

The long head of the triceps brachii muscle originates from the:

infraglenoid tubercle below the inferior lip of the glenoid fossa of the scapula.

The elbow includes all of the following ligaments except the:

interosseus ligament.

The supinator muscle originates from the:

lateral epicondyle of the humerus and neighboring posterior part of the ulna

The pronator teres muscle inserts on the:

middle third of the lateral surface of the radius.

The anterior interosseous nerve branching from the median nerve (C6, C7) innervates the _______

pronator quadratus muscle

The actions of the brachioradialis muscle include all of the following except:

weak flexion of the shoulder joint.

Which of the following is not an action of the brachioradialis muscle?

Extension of the elbow

In the context of radioulnar joint movements, which of the following terms refers to the internal rotary movement of the radius on the ulna that results in the hand moving from the palm-up to the palm-down position?

Pronation

Which of the following is a posterior muscle?

The anconeus muscle

Which of the following muscles is involved in both pronation and supination?

The brachioradialis muscle

Which of the following muscles is best stretched by using a partner to grasp the wrist and passively take the forearm into extreme supination while maintaining full elbow extension?

The pronator quadratus muscle

Which of the following is an anteromedial muscle?

The pronator teres muscle

Radioulnar pronation is performed by all of the following muscles except the:

brachialis muscle.

Flexion of the elbow occurs in the _______ plane of motion, and supination of the forearm occurs in the _______ plane of motion

sagittal; transverse

The tuberosity of the radius is in its most anterior position when the radioulnar joint is in:

supination

The posterior interosseous nerve branching from the radial nerve (C6) innervates the _______

supinator muscle

The radial nerve innervates all of the following muscles except:

the pronator teres muscle.