Advertisements
Advertisements
Question
Assertion: The imbalance in concentration of Na+, K+ and proteins generates action potential.
Reason: To maintain the unequal distribution of Na+ and K+, the neurons use electrical energy.
Options
Both Assertion and Reason are true and Reason is the correct explanation of the Assertion.
Both Assertion and Reason are true but the Reason is not the correct explanations of Assertion.
Assertion is true, but Reason is false.
Both Assertion and Reason are false.
Solution
Both Assertion and Reason are true and Reason is the correct explanation of the Assertion.
RELATED QUESTIONS
Differentiate between Dendrites and axons.
Distinguish between Impulse conduction in a myelinated nerve fibre and unmyelinated nerve fibre
Distinguish between Cranial nerves and spinal nerves.
Renal cortex and Renal medulla [Parts of the nephrons present]
Briefly explain the following terms: Synapse
The diagram given below is a representation of a certain phenomenon pertaining to the nervous system. Study the diagram and answer the following questions:
(i) Name the phenomenon which is being depicted.
(ii) Give the technical term for the point of contact between the two nerve cells.
(iii) Name the parts 1, 2, 3, and 4.
(iv) Write the functions of parts 5 and 6
(v) How does the arrangement of neurons in the spinal cord differ from that of the brain?
Mention the exact location of Epididymis
what do we refer to in the nervous system when we say:
sensory, motors and association ……………….
What are the advantages of having a nervous system?
Name the following:
The third neuron that is involved in reflexes, other than simple reflex.
Write a short note.
Autonomic Nervous System
Bipolar neurons are found in ______
Which type of neuroglial cells are depicted in the given diagram?
A microscopic gap between a pair of adjacent neurons over which nerve impulses pass is called ____________.
What is the correct direction of flow of electrical impulses?
Identify the parts of a neuron which help the nerve impulse to travel towards the cell body.
The mammalian nervous system uses both electrical and chemical means to send signal via neurons. Which part of the neuron receives impulses?
Write one word for the following:
wave of electrical disturbance that sweeps over the nerve cell.
The basic structural and functional unit of brain is ______.