Question

5.
Differentiate between :
(i) Voluntary muscles and involuntary muscles
(ii) Tendons and ligaments
(iii) Hinge joint and the ball and socket joint​

Answer 1

Answer:

Muscles that are under your conscious control are called voluntary muscles, while muscles that are not under your conscious control are called involuntary muscles. The three types of muscles in the body include skeletal muscle, smooth muscle, and cardiac muscle.

Answer 2

1. Voluntary muscles or striated muscles are those which work according to the one's desire or are under control, whereas Involuntary muscles are not under one's control. ... For this action, there is the particular type of tissues known as muscular tissue, and the cells are referred to as the muscle cell.

2. Tendons may also attach muscles to structures such as the eyeball. A tendon serves to move the bone or structure. A ligament is a fibrous connective tissue which attaches bone to bone, and usually serves to hold structures together and keep them stable.

3.Ball and socket joint – the rounded head of one bone sits within the cup of another, such as the hip joint or shoulder joint. Movement in all directions is allowed. ... Hinge joint – the two bones open and close in one direction only (along one plane) like a door, such as the knee and elbow joints.