471. The membrane which cover the brain and the spinal cord is

A White matter
B Grey matter
C Peritonium
D Menix
Answer :   Menix
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472. A typical value of resting membrane potential is

A -40 mv
B -60 mv
C -70 mv
D -80 mv
Answer :   -70 mv
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473. Hyper secretion of Parathyroids hormone result in

A Stronger bones due to increased incorporation of calcium in them.
B Deposition of calcium in various skeletal structure
C No effect on the constitution of bones
D Weaker bones due to increased removal of calcium from them
Answer :   Weaker bones due to increased removal of calcium from them
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474. When the axon membrane is positively charged outside and negatively charged in side , then the condition is known as

A Action potential
B Resting potential
C Action potential
D Differential potential
Answer :   Resting potential
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475. Which gland is both exocrine and endocrine

A Pancreas
B Thyroid
C Pituitary
D Adrenal
Answer :   Pancreas
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476. Cretinism is due to abnormal secretion of

A Thyroid stimulating hormone
B Thyroxine
C Calcitonin
D Parathormone
Answer :   Thyroxine
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477. Parathormone regulates

A Blood calcium level
B Calcium phosphate level
C Body temperature
D None of the above
Answer :   Calcium phosphate level
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478. Insulin by chemical nature is

A Carbohydrate
B Protein
C Steroid
D Lipid
Answer :   Protein
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479. Elanin protect from

A U.V. rays
B Visible rays
C Infrared rays
D X-r
Answer :   U.V. rays
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480. Which part of cerebrum convert short term memory into long term memory

A Limbic lobe
B Temporal lobe
C Prefrontal cortex
D Hippocampal lobe
Answer :   Hippocampal lobe
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