Soc20

Question 1

First class lever

Answer 1

Example- the head. The neck muscles allow for movement and the skull is the load.
Fulcrum sits in the middle

Question 2

Lever

Answer 2

In your body, the term lever refers to a system of muscles and bones working together to help move you

Question 3

Second class lever

Answer 3

The load sits between the fulcrum and effort.

Example- ankle (planter flexion)

Question 4

Third class lever

Answer 4

The effort is in the middle between the fulcrum and load

Example- elbow, leg

Question 5

F L E 1 2 3

Answer 5

Fulcrum Load Effort 1st class 2nd class 3rd class

F1, fulcrum in the middle (head) first class
L2, load in the middle (ankle) second class
E3, effort in middle (elbow) third class