Types of Movement -
- Cells of the human body exhibit three main types of movements as:
- amoeboid
- ciliary
- muscular
Amoeboid Movement:
- Some specialised cells in our body like macrophages and leukocytes in blood exhibit amoeboid movement.
- It is affected by pseudopodia formed by the streaming of protoplasm (as in Amoeba).
- Cytoskeletal elements like microfilaments are also involved in the amoeboid movement.
- Circulating WBCs have four characteristics movements:
- Diapedesis or Migration: They can migrate out.
- Amoeboid Movement: They move through the endothelium and into the peripheral tissues
- Positive chemotaxis: They are attracted by specific chemical
- Phagocytosis: They have the ability to engulf the pathogen, cell debris and other material
Ciliary Movement:
- It occurs in most of our internal tubular organs which are lined by ciliated epithelium.
- The coordinated movements of cilia in the trachea help us in removing dust particles and some of the foreign substances inhaled along with the atmospheric air.
- Passage of ova through the female reproductive tract is also facilitated by the ciliary movement.
Some specialised cells in our body like macrophages and leukocytes in blood exhibit amoeboid movement. Hence the correct option is both b and c.
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