12th Class Biology MCQs Ch.17 Coordination & Control MDCAT

MCQs Biology F.Sc. Part 2 ( 2nd Year )
Chapter No.17
Coordination and Control
Total MCQs = 219
All MCQs taken from Old MDCAT Tests

131. Which of the following is not a function of sympathetic system?

(A) Dilates the branches
(B) Accelerates the heart beat
(C) Inhibits the digestive tract
(D) Contracts the pupils

132 Chemically, cortisone is:

(A) A protein
(B) A poly peptide
(C) An amino acid
(D) A steroid

133. Excessive secretion of somatotrophin releasing factor during early life leads to:

(A) Grave disease
(B) Epilepsy
(C) Alzheimer disease
(D) Acromegaly

134. Addison disease is caused by excessive secretion of:

(A) Antidiuretic hormone
(B) Adrenocorticotrophic hormone
(C) Luteinising hormone
(D) Melanophore stimulating hormone

135. Beta cells of pancrease secrete:

(A) Trypsin
(B) Glucagon
(C) Insulin
(D) Lipase

136. Insulin depresses blood glucose levels by:

(A) Increasing glycogen synthesis
(B) Increasing cell utilization of glucose
(C) Both A and B
(D) Stimulating conversion of glucose into lipids and proteins

137. Which of the following is not a function of progesterone?

(A) Development of secondary sexual, characters in females
(B) Prevention of ripening of follicles
(C) Suppressing ovulation
(D) Thickening and visualization of uterine wall

138. Which of the following is not a similarity between nervous and chemical coordination?

(A) Both help in co-ordination of body
(B) Both release messenger chemicals in extra cellular spaces of the body
(C) Both are homeostatic in function
(D) Both show response to a stimulus instantly

139. Who performed the experiment of conditioning the dogs to secrete saliva on ringing of bells?

(A) Kohler
(B) Uexkull
(C) Pavlov
(D) Lorenz

140. Which of the following ions is conserved by aldosterone by preventing its loss from kidney tubules?

(A) Na+
(B) Ca++
(C) Mg++
(D) K+

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