The Elbow

Question 1

elbow flexion

Answer 1

movement that decreases the angle btwn the anterior surfaces of the arm and forearm

Question 2

elbow extension

Answer 2

a return from flexion to anatomical position

recurvation is when the angle can become slightly larger than 180 degrees (hyperextension)

Question 3

the forearm consists of

Answer 3

two bones: radius and ulna

these are long bones

Question 4

Radius

Answer 4

long bone in forearm - proximal part is small while distal part is large
the inferior surface articulates with the wrist

Question 5

ulna

Answer 5

long bone in the forearm

proximal part of the ulna is large, distal part is small

Question 6

bones and articulating surfaces for flexion and extension of elbow

Answer 6

PG 141

Question 7

two functions of the elbow joint

Answer 7

allows upper limb to fold on itself and to extend (flexion and extension)
participates in rotating the forearm around its longitudinal axis multiplying the possible positions of the hand (pronation and supination)