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Nervous System - Part 1
1
of
25
💡
Hints:
3
Q1. The number of cranial nerves in man is.
A. 8 pairs
B. 10 pairs
C. 12 pairs
D. 15 pairs
Q2. What is the colour of the outer portion of the spinal cord?
A. Gray
B. Brown
C. White
D. Yellow
Q3. The involuntary muscles are con trolled by the.
A. Cerebrum
B. Cerebellum
C. Medulla oblongata
D. Pons
Q4. The centres for balancing and hearing lie respectively,in the.
A. Cochlea and semicircular canals
B. Semicircular canals and cochlea
C. Semicircular canals and middleear bones
D. Cochlea and middle-ear bones
Q5. We lose consciousness if blood flow to the brain is cut off ,for more than.
A. 2 sec
B. 5 sec
C. 15 to 20 sec
D. 5 min
Q6. Brain and the spinal cord are invested by connective tissue called.
A. Arachnoid
B. Pleural membrane
C. Meninges
D. None of the above
Q7. The axon fibre is insulated with.
A. Myelin sheath
B. Sarcolemma
C. Protein
D. Lipid
Q8. Nissl,s granules inside the nerve cell are made of.
A. DNA
B. Proteins
C. RNA
D. Carbohydrates
Q9. The number of cranial nerves in frogs is.
A. 7 pairs
B. 8 pairs
C. 10 pairs
D. 12 pairs
Q10. The proper order of our ear ossicles in.
A. Malleus, Incus,Stapes
B. Incus,Malleus, Stapes
C. Stapes,Incus,Malleus
D. Incus ,Stapes,Malleus
Q11. The nerve messages enter the cell through the.
A. Dendrite
B. Axon
C. Cyton
D. Synapse
Q12. The thermoregulatory centre in the human brain is the.
A. Pituitary
B. Spinal cord
C. Cerebellum
D. Hypothalamus
Q13. The part of the eye behind the lens is f illed with.
A. Aqueous humor
B. Vitreous humor
C. Lymph
D. Blood
Q14. The cavities of the brain are filled with.
A. Blood
B. Lymph
C. Water
D. Cerebrospinal fluid
Q15. While swallowing a tablet of chloroquin, one experiences its bitter when it accidentally comes in contact with the.
A. Tip of the tongue
B. Side of the tongue
C. Centre of the tongue
D. Back of the tongue
Q16. Which one of the following acts as a communication system?
A. Blood
B. Nerve
C. Lymph
D. Enzymes
Q17. The external ears of man are intended for.
A. Ornaments
B. Scattering sound waves
C. Collecting sound waves
D. Beauty
Q18. Which one of the following is poorly developed in a frog?
A. Cerebellum
B. Cerebrum
C. Optic capsule
D. Diencephalon
Q19. The part of the brain which is responsible for intelligence is.
A. Cerebrum
B. Opthalmic
C. Cochlea
D. Semicircular canals
Q20. Memory is the responsibility of.
A. Cerebrum
B. Cerebellum
C. Medulla obongata
D. Spinal cord
Q21. Grey matter consists of.
A. A large number of neurons
B. A large number of nerve cell bodies
C. A large number of nerve fibres
D. Neuroglia
Q22. Conduction of stimulus along the nerve when it gets excited is.
A. Chemical
B. Thermal
C. Electrical
D. Mechanical
Q23. All or none law is observable in.
A. Blood
B. Lymph
C. Nerve
D. Bone
Q24. The hypoglossal nerves are the ..... of the spinal nerves.
A. First pair
B. Second pair
C. Third pair
D. Fourth pair
Q25. What is the other name for the brain?
A. Myelon
B. Encephalon
C. Cephalon
D. All of the above
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