Musculoskeletal system

Question 1

Indentify the type of joint and articulating bones at the following joints:

Ankle, Knee, Hip, Shoulder, Elbow

Answer 1

Joint Joint Type Articulating bones

Ankle Hinge Talus, tibia, fibula

Knee Hinge Tibia Femur

Hip Ball and socket Femur Pelvis

Shoulder Ball and socket Humerus scapula

Elbow Hinge Humerus, Radius, Ulna

Question 2

Which joint actions are occuring at the following joints:

Shoulder

Elbow

Hip

Knee

Ankle

Answer 2

JointJoint action

Shoulder Flexion, Extension, Hyperextension, Abduction, Adduction, Horizontal Abduction, Horizontal adduction.

Elbow Flexion, Extension,

Hip Flexion, Extension, Hyperextension, Abduction, Adduction, Horizontal Abduction, Horizontal adduction.

Knee Flexion, Extension,

Ankle Plantar flexion, Dorsi Flexion

Question 3

Perform the downwards Phase of a press up

What is happening at the elbow Joint?

Which Muscle is contracting?

What type of contraction is occuring?

Answer 3

What is happening at the elbow Joint? Flexion

Which Muscle is contracting? Triceps

What type of contraction is occuring? Eccentric

Question 4

Perform the upwards Phase of a press up

What is happening at the elbow Joint?

Which Muscle is contracting?

What type of contraction is occuring?

Answer 4

Perform the downwards Phase of a press up

What is happening at the elbow Joint? Extension

Which Muscle is contracting? Triceps

What type of contraction is occuring? Concentric

Question 5

Perform the downwards Phase of a Squat

What is happening at the knee Joint?

Which Muscle is contracting?

What type of contraction is occuring?

Answer 5

Perform the downwards Phase of a Squat

What is happening at the knee Joint? Flexion

Which Muscle is contracting? Quadricep

What type of contraction is occuring? Eccentric

Question 6

Perform the upwards Phase of a Squat

What is happening at the knee Joint?

Which Muscle is contracting?

What type of contraction is occuring?

Answer 6

Perform the Upwards Phase of a Squat

What is happening at the knee Joint? Extension

Which Muscle is contracting? Quadriceps

What type of contraction is occuring? Concentric

Question 7

Hold the press up in the downward phase

Which muscle is contracting?

What type of contraction is occuring?

Answer 7

Hold the press up in the downward phase

Which muscle is contracting? Triceps

What type of contraction is occuring? Isometric

Question 8

Hold the squat in the downward phase

Which muscle is contracting?

What type of contraction is occuring?

Answer 8

Hold the squat in the downward phase

Which muscle is contracting? Quadriceps

What type of contraction is occuring? Isometric