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प्रश्न
Stimulation of nerves of the sympathetic nervous system ______.
विकल्प
Accelerates heartbeat
Constricts pupil of eyes
Increases peristalsis
Retards heartbeat
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उत्तर
Stimulation of nerves of the sympathetic nervous system Accelerates heartbeat.
Explanation:
In order to help us escape danger, the sympathetic nervous system kicks in, increasing heart rate and blood flow to parts of the body that require more oxygen.
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संबंधित प्रश्न
Write the names and functions of three parts of human nervous system in which it is divided.
What is autonomic nervous system? What is its function?
What is the function of our nervous system?
In a synapse, chemical signal is transmitted from :
(a) axon to cell body of the same neuron
(b) cell body to axon end of the same neuron
(c) dendrite end of one neuron to axon end of adjacent neuron
(d) axon end of one neuron to dendrite end of adjacent neuron
Differentiate between following pair with reference to the aspect in bracket.
sympathetic nervous system and para – sympathetic nervous system (overall effect on body)
Name the following:
The peripheral matter of spinal nerve.
Give Technical Term:
The chemical messenger by which the nerve impulse travels from one neuron to the other.
Complete the following sentence with appropriate word :
A bundle of axons enclosed in a tubular sheath is called _________.
Which of the following is NOT a part of forebrain?
Identify the labels (i- iii) in the T.S. of the spinal cord.
