Musculoskeletal system and levers

Question 1

FLE meaning

Answer 1

Middle in the order, other 2 can change

Question 2

Lever with Mechanical Advantage

Answer 2

2nd class lever

Question 3

Lever with Mechanical Disadvantage

Answer 3

3rd class lever

Question 4

Mechanical advantage meaning

Answer 4

Small force to lift large load - effort arm longer than resistance arm

Question 5

Mechanical disadvantage meaning

Answer 5

Large force to lift relatively smaller load - resistance arm longer than resistance arm

Question 6

Hinge joint

Answer 6

Allow one directional movement (flexion and extension)

Question 7

Ball and socket joint

Answer 7

Synovial joint allowing a wide range of movement.

Question 8

Examples of hinge joints

Answer 8

Elbow, Knee, Ankle

Question 9

Examples of ball and socket joints

Answer 9

Shoulder, Hip

Question 10

Articulating bones at the Elbow

Answer 10

Humerus, Radius, Ulna

Question 11

Articulating bones at the Knee

Answer 11

Femur, Tibia

Question 12

Articulating bones at the Ankle

Answer 12

Tibia, Fibula, Talus

Question 13

Articulating bones at the Shoulder

Answer 13

Humerus, Scapula

Question 14

Articulating bones at the Hip

Answer 14

Femur, Pelvis