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तामिळनाडू बोर्ड ऑफ सेकेंडरी एज्युकेशनएस.एस.एल.सी. (इंग्रजी माध्यम) इयत्ता १०

Dendrites transmit impulse ______ cell body and axon transmit impulse ______ cell body. - Science

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प्रश्न

Dendrites transmit impulse ______ cell body and axon transmit impulse ______ cell body.

पर्याय

  • away from, away from

  • towards, away from

  • towards, towards

  • away from, towards

MCQ
रिकाम्या जागा भरा

उत्तर

Dendrites transmit impulses towards the cell body and axons transmit impulses away from the cell body.

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पाठ 15: Nervous System - Evaluation [पृष्ठ २२६]

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सामाचीर कलवी Science [English] Class 10 SSLC TN Board
पाठ 15 Nervous System
Evaluation | Q I. 4. | पृष्ठ २२६

संबंधित प्रश्‍न

A person is showing symptoms like increased BMR, heart rate, pulse rate, blood pressure and deposition of fats in eye sockets. Name the disease he is suffering from.


Give function of astrocytes in nervous system.


Complete the flowchart of the process of conduction of nerve impulses.

Application of stimulus on a resting nerve
Permeability of membrane changes
______________________________
Positive ions inside axon increases
________________________________
Polarity reverses and depolarisation takes place
Repolarisation - potassium gates open
______________________________
______________________________
Axoplasm becomes negatively charged and ECF
becomes positive

What are the number of Na+ ions pumped out, and K+ ions pumped into the cell, with respect to the Na+ - K+ pump?


Match the Column - I with Column - II:

  Column I   Column II
i. P - wave p. Depolarisation of ventricles
ii. QRS complex q. Repolarisation of ventricles
iii. T - wave r. Coronary ischemia
    s. Development of atria
    t. Repolarisation of atria

Which of the following statements is TRUE for medullated nerve fibre?


Potential difference across resting membrane is negative. This is due to differential distribution of the following ions ______.


Complete the statement by choosing appropriate match among the following -

a. Resting potential i. Chemicals involved in the transmission of impulses at synapses.
b. Nerve impulse ii. Gap between the pre synaptic and post synaptic neurons
c. Synaptic cleft iii. Electrical potential difference across the resting neural membrane
d. Neurotransmitters iv. An electrical wave like response of a neuron to a stimulation

What is the difference between electrical transmission and chemical transmission?


Write one word for the following:

Point of contact between two nerve cells.


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