Question

Discuss various types of movements seen in living organisms.

Answer 1

There are three types of movements:

1. Amoeboid movement:
   It is brought about by pseudopodia which are appendages which move with the movement of protoplasm within a cell.
2. Ciliary movement:
   This movement is brought about by appendages called cilia which are the hair-like extensions of the epithelium. Both these kinds of movements are seen with cells of the lymphatic system.
3. Muscular movement:
   It is a more complex movement which is brought about by the musculoskeletal system. This type of movement is seen in the higher vertebrates.
   Example: Human beings.

The movements brought about by the musculoskeletal system, comprising of the joints, skeleton, and types of muscles.

Some of the movements in body parts of the human are:

1. Movement of eyelids.
2. Movement of the heart muscles.
3. Movement of teeth and jaw.
4. Movement of arms and legs.
5. Movements of the head.
6. Movements of the neck.