medical MCQs – Page 345

Practise multiple-choice questions from medical for competitive examinations and subject revision. Review each marked answer and report any item that may be outdated or unclear.

medical Mcqs

1. oral anatomy 2. microbiology 3. oral pathology and medicine 4. physiology 5. biochemistry 6. general anatomy 7. dental materials 8. pharmacology 9. pathology 10. oral histology

6881. Changes in biological activity occurring daily are referred as _________ rhythm?
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A. Circa sestin

B. Circannual

C. Circa triginatan

D. Circadian

6882. Secretin does not cause _______________?
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A. Bicarbonate secretion

B. Gastric secretion increase

C. Contraction of pyloric sphincter

D. Augments the action of CCK

6883. Which of the following hormones does not affect growth ?
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A. Thyroid hormone

B. Oxytocin

C. Somatotropins

D. Estrogen

6884. Oxytocin causes all accept_______________?
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A. Milk ejection

B. Myoepithelial cell contraction

C. Lactogenesis

D. Contraction of uterine muscle

6885. Human chorionic gonadotrophin hormone ( HCG)______________?
0

A. Production is greatest in the last three months of pregnancy

B. Acts on the uterus to maintain integrity of endometrium in early pregnancy

C. Can be identified in the urine of pregnant women by immunological technique

D. Is a steroid hormone

6886. Noradrenaline is differentiated from adrenaline by increasing___________?
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A. Peripheral resistance

B. Heart rate

C. Cardiac output

D. All of the above

6887. Paneth cells secrete which of the following ?
0

A. Secretin

B. Maltase

C. Lipase

D. Antibacterial substance

6888. All of the following are adverse effects of long- term corticosteroids EXCEPT____________?
0

A. Psychosis

B. Peptic ulcers

C. Hypoglycemia

D. Osteoporosis

6889. Glucose tolerance test is usually done to assess_____________?
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A. Endocrine Dysfunction of Pancreas

B. Acute Pancreatitis

C. Acinar Function of the Pancreas

D. Carcinoma of Head of Pancreas

6890. The volume of gas in the lungs at the end of normal expiration is____________?
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A. Functional residual capacity

B. Residual volume

C. Inspiratory reserve volume

D. Expiratory reserve volume

6891. Bile color is due to_____________?
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A. 5 mercaptan purine

B. Bilirubin

C. Globulin

D. Creatinine

6892. tidal volume in adult is_____________?
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A. 125 ml

B. 2200 ml

C. 1500 ml

D. 500 ml

6893. Vital capacity is decreased, timed vital capacity (FEV 1.0 %) is normal in______________?
0

A. Bronchial asthma

B. Chronic bronchitis

C. Scoliosis

D. Acute bronchitis

6894. The approximate amount of air left in the lungs after maximal forced expiration in a normal woman______________?
0

A. 1.1 L

B. 1.8 L

C. 2.0 L

D. 0.5 L

6895. The oxygen tension of the mixed venous blood is______________?
0

A. 40 mm Hg

B. 55 mm Hg

C. 25 mm Hg

D. 70 mm Hg

6896. There absorption of sodium chloride in kidneys is controlled by the hormones____________?
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A. All of the above

B. Adrenaline

C. A.D.H. and vasopressin

D. Aldosterone

6897. Bronchial circulation is associated with__________________?
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A. Gaseous exchange

B. Air conditioning

C. Drug absorption

D. Reserve volume

6898. Function of ADH is________________?
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A. Na+ absorption

B. Water reabsorption

C. Water excretion

D. K+ secretion

6899. Cephalic phase of gastric secretion is mediated by ______________?
0

A. Hormones

B. Neuro hormones

C. Gastric

D. Vagus

6900. The hormone , which stimulates uterus contraction and lets down milk, is_____________?
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A. Prostaglandin

B. Oxytocin

C. Progesterone

D. Prolactin

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