221. The main function of acetylcholine is to

A Increase heart beat
B Help in synaptic transmission of nerve impulse
C Help in conduction of nerve impulse through axon
D Control reflex action
Answer :   Help in synaptic transmission of nerve impulse
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222. The excessive secretion of mineralocorticoids independent of rennin-angiotensin-aldosterone system results in

A Cushing's disease
B Conn's disease
C Addison's disease
D Grave's disease
Answer :   Conn's disease
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223. GnRH, a hypothalamic hormone, needed in reproduction, acts on:

A anterior pituitary gland and stimulates secretion of LH and FSH
B posterior pituitary gland and stimulates secretion of oxytocin and FSH
C posterior pituitary gland and stimulates secretion of LH and relaxin
D anterior pituitary gland and stimulates secretion of LH and oxytocin
Answer :   anterior pituitary gland and stimulates secretion of LH and FSH
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224. Phrenic nerve is a

A Cranial nerve
B Spinal nerve
C Sciatic nerve
D Lumber nerve
Answer :   Spinal nerve
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225. The nerve cell can be distinguished from other cells of the body by the presence of

A Neuroplasm
B Neurolemma
C Mitochondria
D Neurites
Answer :   Neurites
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226. FSH is

A Glycoprotein
B Metalloprotein
C Glycolopid
D Phospholipid
Answer :   Glycoprotein
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227. Hormone responsible for metamorphosis in tadpole is

A Adrenaline
B Thyroxine
C Aldosterone
D Vasopressin
Answer :   Thyroxine
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228. Last end of spinal cord is called

A Cauda equine
B Filum terminale
C Funiculus
D Fasciculi
Answer :   Filum terminale
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229. Identify the correct statement on 'inhibin'

A Inhibits the secretion of LH, FSH and Prolactin
B Is produced by granulose cells in ovary and inhibits the secretion of FSH
C Is produced by granulose cells in ovary and inhibits the secretion of LH
D Is produced by nurse cells in testes and inhibits the secretion of LH
Answer :   Is produced by granulose cells in ovary and inhibits the secretion of FSH
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230. Number od spinal nerves in human

A 31 pairs
B 32 pairs
C 12 pairs
D 37 pairs
Answer :   31 pairs
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