Introduction to Nervous System
Introduction to Nervous System: Overview
This topic sheds light on the nervous system along with their functions and parts. It briefs on neurons, nerves and their functions. It also discusses some common nervous system disorders.
Important Questions on Introduction to Nervous System
Which of the following terms is/ are associated with the brain?
Dendrites receive information from other cells and transmit it to the cell body. Axons, on the other hand, conduct messages away from the cell body. The intercommunication junction between the axon terminal of one neuron and the dendrite of another neuron is called 'A'. The nerve impulse is transmitted across 'A' by a special chemical called 'B'.
What does 'B' stand for?
Dendrites receive information from other cells and transmit it to the cell body. Axons, on the other hand, conduct messages away from the cell body. The intercommunication junction between the axon terminal of one neuron and the dendrite of another neuron is called 'A'. The nerve impulse is transmitted across 'A' by a special chemical called 'B'.
What does 'A' stand for?
Fill up the table according to the given conditions
| S.No. | Condition | Stimulus | Response |
| 1. | Startled due to sound of a blast | Sound of a blast | Startled |
| 2. | Feeling of apprehension due to examination | ||
| 3. | Trembling due to cold | ||
| 4. | Watering of mouth at the sight of good food | ||
| 5. | Turning the head in the direction of sound |
The beating of the heart is a voluntary function.
Write 'true' or 'false'. If false, write correct statement.
Nerves are made of bundles of axon.
The cranial nerves and the spinal nerves constitutes the _____ nervous system.
Neuroglial cell provide nutritional support to the neuron.
With the help of an illustrative diagram, explain the structure of a nerve. Discuss the importance of hypothalamus and pituitary gland.
Write the name of the systems responsible for establishing the co-ordination among various organs?
Neurons which receive information from brain and spinal cord and send it to muscles are called as
Neurons which receive information from outer environment through our senses is called as
_____ is long specialized process arises from the cyton.
What is the importance of the nervous system?
The cerebrum is divided into two halves, known as _____.
The axon of the neuron is covered by _____. (axon terminal/ neurilemma/ Schwann cells)
