AK Exam 2

Quiz Questions

To have a function at the radioulnar joint, the muscle must insert into the…

radius

The elbow joint is the joint between the

humorous and ulna

The radioulnar joints have BLANK degrees of freedom

1

When the elbow joint is flexed more than 20 degrees, the primary source of stability is its…

ligaments

Another name for the lateral collateral ligament is the ulnar collateral ligament. T or F

False (ulnar is the medial collateral ligament)

Someone with a carrying angle of 15 is most likely male. T or F

False, most likely female

The carrying angle is the angle between the upper arm and forearm. T or F

True

The elbow joint is a BLANK joint

hinge

Most people will have a little more pronation than supination. T or F

False

We have BLANK radioulnar joints.

Depends on who you ask (2-3)

Identify and name the carpals

scaphoid, lunate, triquetrum, pisiform, trapezium, trapezoid, capitate, hamate

Ulnar deviation range of motion is greater than radial deviation range of motion. T or F

True

The carpometacarpal joint of the thumb is a BLANK joint while the other digits is a BLANK type joint.

Saddle and gliding

What muscle is this

Brachioradialis

The muscle is an elbow…

flexor

The muscle has a function on the radioulnar joint. T or F

True

Strongest elbow flexor is the…

Brachialis

Another name for golfers elbow is lateral epicondylitis. T or F

False

Some people are missing the flexor carpi ulnaris. T or F

false

What is this muscle

extensor indicis

The function of the muscle at the wrist is…

extension

The muscle also has a function on at least one digit. T or F

True

The BLANK muscle will flex all the joints except for the distal interphalangeal joints of the medial 4 digits.

flexor digitorum superficialis

The extensor BLANK will extend the little finger and none of the other digits.

digiti minimi

There are more muscle contributing to ulnar deviation compared to radial deviation. T or F

false

A common complication for scaphoid fractures is…

avascular necrosis

Carpal tunnel syndrome is common among…

mechanics

Forcing someone’s wrist into flexion will result in their fingers extending because of…

passive insufficiency