Multiple Choice Questions

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Proximal and distal convoluted tubules are parts of a

  • nephron

  • oviduct

  • vas deferens

  • caecum


A.

nephron

A nephron is made of two parts Malpighian corpuscle and tubule. Tubule consists of Proximal Convoluted Tubule (PCT), loop of Henle and distal convoluted tubule. 

The proximal tubule is the segment of the nephron in kidneys which begins from the renal pole of the Bowman's capsule to the beginning of loop of Henle. The distal convoluted tubule (DCT) is a portion of kidney nephron between the loop of Henle and the collecting tubule.


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Ivan Pavlov performed experiments on

  • origin of life

  • cardiac reflexes

  • simple reflexes

  • conditioned reflexes


From acrosome, which secretes

  • hyaluronic acid

  • hyaluronidase

  • TSH

  • fertilizin


In motor neuron the impulse following in which direction?

  • In two direction

  • In one drection

  • In all direction

  • None of the above


Which of the following is not a mental disorder?

  • Epilepsy

  • Neurosis

  • Psychosis

  • Plague


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Cranial nerve showing maximum branching is

  • trigeminal

  • vagus

  • optic

  • facial


In human eyes, colour perception is done by

  • rod cells only

  • cone cells only

  • Both (a) and (b)

  • choroid laver cells


During the conduction of nerve impulse, the action potential is the result of movement of

  • Na+ from intracellular fluid to extracellular fluid

  • Na+ from extracellular fluid to intracellular fluid

  • Na+ towards both directions

  • None of the above


Which are the longest cells in the body of man ?

  • Muscle cells of legs

  • Bone cells

  • Nerve cells

  • None of the above


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Which of the following nerve is purely motor nerve?

  • vagus

  • facial

  • abducens

  • trigeminal


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