291. ACTH is secreted by

A Thyroid gland
B Thymus gland
C Pituitary gland
D IsletsofLangerhans
Answer :   Pituitary gland
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292. Toxic agents present in food which interfere with thyroxine synthesis lead to the development of:

A toxic goitre
B cretinism
C simple goitre
D thyrotoxicosis
Answer :   simple goitre
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293. Which statement is wrong about the function of brain

A Hypothalamus mainly controls A.N.S.
B Voluntary muscle activity is started by cerebellum
C Medulla oblongata regulates involuntary activity of our body
D Thalamus is responsible for crude sensation
Answer :   Voluntary muscle activity is started by cerebellum
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294. Singht of delicious food usually makes mouth watery , it is a

A Hormonal response
B Neural response
C Optic response
D Olfactory response
Answer :   Neural response
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295. A short period during which a nerve is unable to conduct nerve impulse is called

A Synaptic delay
B Refractory period
C Resting potential
D Critical period
Answer :   Refractory period
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296. Pheromones when secreted upon the skin surface its odour generally affects

A Skin colour
B Genitalia
C Breast
D Mutual behaviour of members of a apecies
Answer :   Mutual behaviour of members of a apecies
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297. Ectodermal in origin is

A Pituitary gland
B Pineal body
C Lens of eye
D All of the above
Answer :   All of the above
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298. During refractory period

A Nerve transmits impulse very slowly
B Nerve can not transmit impulse
C Nerve transmits impulse very rapidly
D None of the above
Answer :   Nerve can not transmit impulse
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299. Parathormone deficiency in man causes

A Hyper calcemia
B Hypocalcaemia
C Goitre
D All of the above
Answer :   Hypocalcaemia
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300. Which of the following is first aid hormone

A Vitamin D
B Catecholamines
C Kinins
D Thymopsin
Answer :   Kinins
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