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प्रश्न
What are the two parts of the vertebrate nervous system?
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उत्तर
The two parts of the vertebrate nervous system are the central nervous system and the peripheral nervous system.
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संबंधित प्रश्न
What happens at the synapse between two neurons?
Draw a flow chart to show the classification of the nervous system into various parts.
Explain why the tongue may be considered as both a receptor and an effector organ.
Find the odd-one out, giving reasons:
Pinna, eardrum, cochlea, ear canal
Draw a labelled diagram of eye.
With the help of a suitable diagram describe the structure of a neuron.
Briefly describe the structure of the cerebrum in the human brain, and mention its functions.
Fill in the blank:
The three main parts of the brain are ................................ and ............................
State whether the following statement is true (T) or false (F):
Each neuron consists of three parts called cell body, cyton, and axon.
Name the following:
Cavity in which brain is situated.
Where is this located?
Effector organs
Draw a well-labeled diagram of a Neuron.
Plants do not have any nervous system but yet, if we touch a sensitive plant, some observable changes take place in its leaves. Explain how could this plant respond to the external stimuli and how it is communicated.
Explain the term: Motor nerve
State the Function:
Cerebrum
Choose the Odd One Out:
Complete the following sentence with appropriate Word
The function of nervous system is to:
Column ‘II’ is a list of items related to ideas in Column ‘I’. Match the term in Column ‘II’ with the suitable idea given in Column ‘I’.
| Column I | Column II | ||
| (i) | Auditory canal | (a) | Channels pressure waves of air into the middle ear. |
| (ii) | Auditory (Eustachian tube) | (b) | Collects pressure waves of air. |
| (iii) | Auditory nerve | (c) | Converts pressure waves of air into vibrations of bone. |
| (iv) | Incus | (d) | Dissipates sound waves. |
| (v) | Malleus | (e) | Equalizes pressure between the middle ear and the atmosphere. |
| (vi) | Oval window | (f) | Provide information about the spatial orientation of the head. |
| (vii) | Pinna | (g) | Transfers vibrations from a bone to a fluid. |
| (viii) | Round window | (h) | Transfers vibrations from a bone to a membrane. |
| (ix) | Semi-circular canal | (i) | Transfers vibrations from a bone to a bone. |
| (x) | Stapes | (j) | Transfers vibrations from a membrane to a bone. |
| (xi) | Tympanic membrane | (k) | Transmits action potential to the auditory cortex. |
Long answer question
Krishna was going to school and on the way, he saw a major bus accident. His heartbeat increased and hands and feet become cold. Name the part of the nervous system that had a role to play in this reaction.
Explain the following in short.
What is a ganglion?
