medical MCQs – Page 346

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 Review each marked answer and report any item that may be outdated or unclear.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

6901. Which hormone does not have corresponding release hormone produced in pituitary ?
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A. ACTH

B. TSH

C. FSH

D. Prolactin

6902. The hormone having the maximum effect on granulation wound healing is____________?
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A. Parathormone

B. Thyroxine

C. Epinephrine

D. Cortisone

6903. The following hormones increase the blood glucose level except_____________?
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A. Growth Hormone

B. Parathormone

C. Thyroxine

D. Epinephrine

6904. An important non- respiratory function of lungs is_____________?
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A. Sodium balance

B. Anion balance

C. Ca+2 balance

D. Potassium balance

6905. Calcitonin is released by ___________________?
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A. Chief cells of thyroid

B. Parafollicular cells of thyroid

C. Stratum fasciculata of adrenal gland

D. Granular cells of adrenal gland

6906. Which hormone is released when serum calcium decreases ?
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A. Calcitonin

B. Parathormone

C. Adrenaline

D. Thyroxine

6907. Which of the following is associated with a low concentration of ionized calcium in the serum ?
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A. Osteogenesis imperfecta

B. Hypothyroidism

C. Tetany

D. Pagets disease of the bone

6908. The intrinsic factor for vitamins B12 absorption is produced in the______________?
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A. Pancreas

B. Stomach

C. Liver

D. Duodenum

6909. All of the following hormones have cell surface receptors except_____________?
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A. Insulin

B. Adrenalin

C. Growth Hormone

D. Thyroxine

6910. Ventilation perfusion ratio is maximum in_______________?
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A. Posterior lobe of lung

B. Apex of lung

C. Base of lung

D. Middle lobe of lung

6911. Hormone responsible for milk ejection______________?
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A. Estrogen

B. Prolactin

C. Progesterone

D. Oxytocin

6912. At high altitudes the following changes takes place except_______________?
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A. Increases in depth of respiration

B. Increase in oxygen carrying capacity of blood

C. Increase in respiratory rate

D. Increase in partial pressure of CO2

6913. Which of these following is not an effect of insulin ?
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A. Decreased gluconeogenesis

B. Induction of lipoprotein lipase

C. Increased glycogenolysis

D. Increased transport of glucose into cells

6914. Which of the following adaptations will be apt to increase the work capacity at high altitude_________________?
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A. Increased workload, increasing duration of exercise

B. Decreasing workload, decreasing duration of exercise

C. Decreasing workload, increasing duration of exercise

D. Increased workload, decreasing duration of exercise

6915. Best stimuli for secretion is______________?
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A. Acid

B. Bile

C. Protein

D. Fat

6916. Which of the following statements about pulmonary surfactant is false ?
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A. It contains lecithin and sphingomyelin

B. It prevents collapse of smaller alveoli

C. It is secreted by Type II pneumocytes

D. It increases surface tension

6917. Hyperthyroidism can be caused by____________?
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A. Penicillamine

B. Clonidine

C. Amiodarone

D. Hydralazine

6918. Which of the following is called hunger hormone______________?
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A. Pituitary

B. Epinephrine

C. Thyroxine

D. Glucagon

6919. During the initial part of inspiration, which of the following does not occur ?
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A. Intra thoracic pressure rises

B. Intrapulmonary pressure falls

C. The partial pressure of O2 in dead space rises

D. Intra-abdominal pressure rises

6920. The most common form of hypoxia is______________?
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A. Stagnant

B. Histotoxic

C. Hypoxic

D. Anemic

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