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प्रश्न
Complete the following table by filling in the blank spaces.
| Structure | Function |
| Yellow Spot | |
| Transfers impulse from inner ear to brain | |
| Helps to change the focal length of the eye lens | |
| Spinal cord | |
| Oval window | |
| Dynamic equilibrium |
जोड़ियाँ मिलाइएँ
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उत्तर
| Structure | Function |
| Yellow Spot | Region of the brightest vision |
| Auditory nerve | Transfers impulse from inner ear to brain |
| Ciliary muscle | Helps to change the focal length of the eye lens |
| Spinal cord | Conducts impulses |
| Oval window | Sets fluid in cochlear canal into vibration |
| Semicircular canals | Dynamic equilibrium |
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क्या इस प्रश्न या उत्तर में कोई त्रुटि है?
संबंधित प्रश्न
Find the odd-one out, giving reasons:
Pinna, eardrum, cochlea, ear canal
Describe three kinds of nerves, giving the example of each.
Where is this located?
Effector organs
Explain the Term: Nerve
Complete the following sentence with appropriate word:
Tympanic chamber is filled with ______.
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. |
‘Injury to the medulla oblongata causes sudden death’ Explain.
Define stimulus.
“Nervous and hormonal systems together perform the function of control and coordination in human beings.” Justify the statement.
Specific gravity of CSF is ______.
