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1) Urine urobilinogen is absent in_______________? a. Obstructive jaundice b. Viral hepatitis c. Hemolytic jaundice d. All of the above
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2) Pancreatic juice rich in water and electrolytes but poor in enzymes is secreted in response to ______________? a. Pancreatozymine b. Cholecystokinin c. Secretin d. Proteins
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3) Maximum absorption of bile occurs at_____________? a. Jejunum b. Duodenum c. Ileum d. Colon
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4) Gastric secretion is stimulated by all the following except_____________? a. Secretin b. Gastric distension c. Gastrin d. Vagal stimulus
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5) Secretin does not cause _______________? a. Bicarbonate secretion b. Augments the action of CCK c. Contraction of pyloric sphincter d. Gastric secretion increase
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6) The only sugar normally absorbed in the intestine against a concentration gradient is_____________? a. Xylose b. Mannose c. Glucose d. Galactose
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7) Parietal cells of gastric mucosa secrete ______________ ? a. Hcl b. Gastrin c. Mucin d. All of the above
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8) The duodenum secretes a hormone which has following effects except_______________? a. Causes copious pancreatic juice rich in bicarbonate and poor in enzymes b. Increases gastric motility c. Causes gall bladder to contract and sphincter of oddi to relax d. Leads to meager flow of pancreatic juice rich in enzymes
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9) Gastrin is produced by _____________? a. Pancreas b. Gastric antral cells c. Pituitary d. All
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10) All are actions of CCK except_______________? a. Relax lower esophageal sphincter b. Increased pancreatic secretion c. Increased gastric secretion d. Causes GB contraction
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11) Best stimuli for secretion is______________? a. Protein b. Acid c. Fat d. Bile
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12) Nutrients are mainly absorbed in______________? a. Small intestine b. Large intestine c. Liver d. Stomach
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13) Pancreas produce_____________? a. Pepsinogen b. Chymotrypsinogen c. Hydrochloric acid d. All of the above
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14) Which of the following body secretions is maximum______________? a. Salivary b. Gastric c. Sweat d. Lacrimal
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15) Bile acids are derived from_____________? a. Bile salts b. Bile pigments c. A & B d. Cholesterol
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16) In jaundice, there is an unconjugated hyperbilirubinemia which is most likely due to __________? a. Hepatitis b. Cirrhosis c. Obstruction of bile canaliculi d. Increased break down of red cells
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17) Hypothyroidism should be treated with daily administration of which of the following thyroid hormone preparations ? a. Thyroid extract b. Thyroglobulin c. Thyroxine (T4) d. Triiodothyronine (T3)
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18) Hypercalcemia associated with malignancy is most often mediated by _____________? a. Parathyroid hormone ( PTH) b. Parathyroid hormone related protein (PTHrP) c. Interleukin – 6 ( IL- 6) d. Calcitonin
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19) Insulin facilitates glucose uptake in____________? a. Kidney tubules b. Red blood cells c. Brain d. Skeletal muscle
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20) Not a glycoprotein_______________? a. FSH b. LH c. TSH d. GH
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21) Cortisol______________? a. Secretion increases following injury b. Favours protein synthesis c. Enhances antigen – antibody reactions d. Tends to lower blood pressure
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22) All are seen in Cushing ‘s syndrome except_______________? a. Truncal obesity b. Hypertension c. Hypoglycemia d. Poor wound healing
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23) Which is false regarding insulin______________? a. Secreted by beta cells b. Glycopeptide c. Causes lipogenesis d. Promotes glycogenesis
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24) Human chorionic gonadotrophin hormone ( HCG)______________? a. Acts on the uterus to maintain integrity of endometrium in early pregnancy b. Production is greatest in the last three months of pregnancy c. Can be identified in the urine of pregnant women by immunological technique d. Is a steroid hormone
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25) Regarding myxedema the following are true except______________? a. Swollen, oedematous look of the face b. Impotency, amenorrhea c. B.M.R increased by 30 -45% d. Dullness, loss of memory
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26) The catecholamines secreted by adrenal medulla______________? a. Increases the blood glucose level by favoring glycogenolysis in blood and muscle cells b. Decrease the level o free fatty acids and ketone bodies c. Increase the splanchnic blood flow d. Are under the control of parasy
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27) In thyrotoxicosis , there is______________? a. Decrease in calcium excretion b. Increase in serum proteins which bind throxine c. Potentiation of catecholamine action d. Increase in calcium excretion
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28) Progesterone production in the ovary is primarily by______________? a. Stroma b. Corpora albicans c. Corpora lutea d. Mature follicles
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29) All the following hormones are secreted by adrenal cortex except_______________? a. Estriol b. Cortisol c. Corticosterone d. Aldosterone
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30) Contraceptive action of combined pill is mainly due to_______________? a. Decrease in tubal motility b. Prevents the fertilization c. Prevents the implantation of fertilized egg d. Inhibits ovulation
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