Page 2 - Assignment-Neural control and coordination
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4. None of the above
9. When cocaine is used as a stimulant, it interferes with the CNS at the reuptake of
the _____ at the synapses
1. Testosterone
2. Dopamine
3. Adrenaline
4. None of the above
10. Smooth muscles, cardiac muscles and organs are regulated by _______
1. Central nervous system
2. Parasympathetic nervous system
3. Sympathetic nervous system
4. Autonomic system
B. Very Short Answer Questions (1 mark each)
1. Name the fluid present in membranous labyrinth.
2. Name the area of ratina where only cones are densly packed.
3. Name the inner most meninges of the brain.
4. To which part of the brain communication and memory are associated ?
5. Name the bundle of fibres that connect two cerebral hemisphere in human being.
6. Name the photo pigment present in the rod cells.
7. Why can impulses flow only in one direction ?
8. Where is hypothalamus located in the brain ?
C. Short Answer Questions-II (2 marks each)
9. Distinguish between electrical synapses and chemical synapses.
10. What is iris ? Give the function of iris.
11. What is organ of corti ? Where is it located ?
12. Differentiate between cerebrum and cerebellum.
13. Fill in the blanks in the different columns A to D :
