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प्रश्न
Name the following:
The dorsal root ganglion of the spinal cord contain cell bodies of which type of neurons.
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उत्तर
Sensory
संबंधित प्रश्न
Write the names of the indicated parts 1 to 6 in the following diagram:
What are the main organs of the human nervous system?
What is a synapse?
Name two systems which taken together perform the functions of control and coordination in human beings.
Mention if the following statement is true (T) or false (F) Give reason.
Flavour and taste are one and the same thing.
Choose the Odd One Out:
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. |
Name the hormone secreted by Pars intermedia in lower vertebrates.
‘Injury to the medulla oblongata causes sudden death’ Explain.
Which of the following statement is correct about the node of Ranvier?
