(a) Name two systems which taken together perform the functions of control and coordination in human beings.(b) What does the central nervous system in humans consist of? What is the job of the central nervous system?(c) Give the various functions of brain.

(a) The nervous system and the endocrine system together perform the functions of control and coordination in human beings.

(b) The central nervous system (CNS) consists of the brain and the spinal cord. It is responsible for the control and coordination of the activities of the nervous system, such as thoughts, movements, emotions, and desires. It also controls our breathing, heart rate, the release of some hormones, body temperature, and much more. It directs incoming messages to the motor neurons, which are connected to the part of the body that will respond to a stimulus.

(c) The various functions of the brain are as follows:

1. It receives information-carrying nerve impulse from all sensory organs of the body.

2. It responds to the stimuli brought by sensory organs by sending instructions to the muscles and glands making them function accordingly

3. It correlates the various stimuli from various sense organs and produces the most appropriate and intelligent responses.