Biomechanics M6 Quiz

The wrist allows for which movements?

All of the above

The _________ is the most active muscle during supination and flexion of the elbow.

Biceps brachii

Flexion is caused by the posterior muscles of the wrist

False

The triceps brachii assist with forearm supination and one of it's head cross the shoulder joint

False

The Primary muscle action of the anconeus is forearm internal rotation

False, the correct answer would be extension of the forearm.

The anterior muscles of the elbow joint include which of the following:

Not: pronator teres

Flexion is caused by the anterior muscles of the wrist

True

The triceps, anconeus, and supinator muscles are all considered posterior muscles in relation to the elbow joint

True

Which of the following is considered a posterior muscle of the wrist?

extensor carpi ulnaris

Ulnar flexion (adduction) is caused by which of the following muscles?

extensor carpi ulnaris and flexor carpi ulnaris