Question

Which of the following system exhibits body coordination?

• A. Blood vascular system
• B. Nervous system
• C. Brain
• D. Nervous and endocrine system

Answer 1

The correct option is D

Nervous and endocrine system

The correct option is (D):

Explanation of the correct option:

1. The endocrine system consists of the ductless glands which are responsible for the secretion of chemical messengers known as hormones.
2. These chemical compounds show their actions in the target sites.
3. It works together with the nervous system for maintaining the coordination of the internal environment of the body.
4. The nervous system consists of two systems, the central nervous system including the brain and the spinal cord, and the peripheral nervous system which includes the nerves.

Explanation of the incorrect options:

Option (A):

1. The other name for the blood vascular system is the circulatory system.
2. It includes the heart which pumps oxygenated blood with the help of blood vessels to different parts of the body and receives back deoxygenated blood.
3. It is an important system in our body but it is not associated with control and coordination.

Option (B):

1. The nervous system of the body is associated with the control and coordination of the body. But it is not the only system that is responsible for body coordination.

Option (C):

1. Brain is categorized under the CNS (Central nervous system).

Final answer:

The nervous and endocrine system exhibits body coordination.