Muscle Movements

Question 1

Wrist Flexion

Answer 1

Joint type: condyloid
Agonist: wrist flexor
Antagonist: wrist extensor
Plane: sagittal
Axis: frontal
Example: basketball shot follow through

Question 2

Wrist extension

Answer 2

Joint type: condyloid
Agonist: wrist extensor
Antagonist: wrist flexor
Plane: sagittal
Axis: frontal
Example: basketball shot preparation

Question 3

Elbow Flexion

Answer 3

Joint type: hinge
Agonist: biceps brachii
Antagonist: triceps brachii
Plane: sagittal
Axis: frontal
Example: upward phase of bicep curl

Question 4

Elbow Extension

Answer 4

Joint type: hinge
Agonist: triceps brachii
Antagonist: biceps brachii
Plane: sagittal
Axis: frontal
Example: throwing a javelin

Question 5

Shoulder Flexion

Answer 5

Joint type: ball and socket
Agonist: deltoid
Antagonist: deltoid
Plane: sagittal
Axis: frontal
Example: arms coming in front of swimmer during front crawl

Question 6

Shoulder Extension

Answer 6

Joint type: ball and socket
Agonist: deltoid
Antagonist: deltoid
Plane: sagittal
Axis: frontal
Example: arms moving behind sprinter when running

Question 7

Shoulder Horizontal Flexion

Answer 7

Joint type: ball and socket
Agonist: pectoralis major
Antagonist: deltoid
Plane: transverse
Axis: longitudinal
Example: forehand tennis shot

Question 8

Shoulder Horizontal Extension

Answer 8

Joint type: ball and socket
Agonist: deltoid
Antagonist: pectoralis major
Plane: transverse
Axis: longitudinal
Example: