Question

19. Make a sketch of the human nerve cell. what function do nerve cells perform? why are nerve cells long?
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Answer 1

Neurons communicate with each other and other cells through electric signals  

Explanation:

• The primary cells of the nervous system are Nerve cells .
• Nerves cells are Neurons or Nerve fibers. Nerves cells are the basic core components of the brain, spinal cord and peripheral nerves.
• There are three major types of neurons i) sensory neurons, ii) motor neurons, and iii) inter-neurons.

Neurons two significant functions:

1. Excitability: function to process and transmit information.  
2. Irritability: Perform the conduction of the nerve impulse to the brain and brings response to the stimulus.

To learn more:

1) What is the main functions of Nerve Cells?

https://brainly.in/question/8686583

2) Why are nerve cells long and have branches?

https://brainly.in/question/4246048:

Answer 2

Answer:

The function of a nerve cell is to transmit messages to the brain and also to take away messages from the brain to the receptor organs. It is specialized to carry messages while the endocrine system provides chemical integration through hormones.Aug 1

Explanation:

The function of a nerve cell is to transmit messages to the brain and also to take away messages from the brain to the receptor organs. It is specialized to carry messages while the endocrine system provides chemical integration through hormones.Aug 1