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Question
All of the following are associated with the myeline sheath except
Options
Faster conduction of nerve impulses
Nodes of Ranvier forming gaps along the axon
Increased energy output for nerve impulse conduction
Saltatory conduction of action potentia
Solution
Increased energy output for nerve impulse conduction
RELATED QUESTIONS
The number of Spinal nerves in a human being are :
(A) 31 pairs
(B) 10 pairs
(C) 21 pairs
(D) 30 pairs
Choose the ODD one out from the following terms given and name the CATEGORY to which the others belong:
Dendrites, Medullary sheath, Axon, Spinal cord
Fill in the blank:
The neurons carrying impulses from the brain to the muscles are called _______________________.
State whether the following statement is true (T) or false (F):
Each neuron consists of three parts called cell body, cyton and axon.
Mention the types of nerves found in humans.
Name the following:
The third neuron that is involved in reflexes, other than simple reflex.
Name the following:
The nerve which carry impulse from CNS to muscles.
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.
Which of the following statements is wrong regarding conduction of nerve impulse?
Bipolar neurons are found in ______
The neurons which carry impulse from the central nervous system to the muscle fibre.
Our body contains a large number of cells ‘L’ which are the longest cells in the body. L has long and short branches called ‘M’ and ‘N’ respectively. There is a gap ‘O’ between two ‘L’ cells, through which nerve impulse transfer by the release of chemical substance ‘P’.
(i) Name the cells L?
(ii) What are M and N?
(iii) What is the gap O?
(iv) Name the chemical substance P?
What are the different parts of the multipolar neuron?
Which cells form a single layer of squamous or columnar often ciliated epithelial cells lining the ventricle?
In a neuron, conversion of electrical signal to a chemical signal occurs at/in
Label the parts of a neuron in the given figure.
Write one word for the following:
Long thread-like part of the nerve cell.
Define the following term:
Nerve
