Physiology Quiz 11

1 / 22

Which of the following statements about the action of the somatomedin is true ?

They antagonize the effect of insulin

They inhibit protein synthesis

They promote growth of bone and cartilage

They mediated the local effects of Somatostatin

2 / 22

T- lymphocytes play a primary role in_________________?

Production of Antibodies

production of lymphokines and delayed hypersensitivity

Activation of complement system

Immediate Hypersensitivity

3 / 22

In renal glycosuria, the renal threshold for glucose is_______________?

High

Low

Same

Greatly increased

4 / 22

Secretin does not cause _______________?

Augments the action of CCK

Gastric secretion increase

Contraction of pyloric sphincter

Bicarbonate secretion

5 / 22

Patient with anemia tends to have all, except________________?

Pallor of mucous membranes

A low PO2 in arterial blood

Increased incidence of heart murmurs

Compensatory increase in cardiac output

6 / 22

Hypoxia is characterized by ___________?

All of the above

Favorable response to 100% oxygen

Low arterial PO2

Intense chemoreceptor response

7 / 22

Proximal renal tubule is most permeable to _______________?

Sodium

Ammonia

Bicarbonate

Potassium

8 / 22

Centre of activity of autonomic nervous system is_________________?

Cerebrum

Hypothalamus

Midbrain

Pons

9 / 22

The decreased phosphate level seen in hyper parathyroidism is due to ________________?

Decreased intestinal phosphate absorption

Increased calcium excretion

Decreased renal phosphate absorption

Increased loss of phosphate in urine

10 / 22

Which of the following results due to excessive parathormone secretion_______________?

Increased serum calcium

Decrease excretion of calcium

Increase excretion of calcium

Increased excretion of phosphates

11 / 22

Drumstick is found in_______________?

Lymphocytes

Platelets

Neutrophils

Monocytes

12 / 22

The effect which is seen due to decrease in serum calcium concentration is_______________?

Excitability of the muscle

Increase the renal absorption

Relaxation of muscle

Depression of Nervous system

13 / 22

Clotting factor common to extrinsic and intrinsic pathway is_____________?

Factor III

Factor II

Factor VII

Factor V

14 / 22

The largest fraction of the total body fluid is_______________?

Plasma

Extracellular fluid

Intracellular fluid

Whole blood

15 / 22

Ventilation perfusion ratio is maximum in_______________?

Apex of lung

Base of lung

Posterior lobe of lung

Middle lobe of lung

16 / 22

Gastric secretion is stimulated by all the following except_____________?

Vagal stimulus

Gastric distension

Secretin

Gastrin

17 / 22

Stimulation of baroreceptors results in_______________?

Decrease in blood pressure

Decreased vagal discharge

Increased sympathetic discharge

Increase in heart rate

18 / 22

The primary effect of calcitonin is__________________?

Bone deposition

Increases intestinal absorption of calcium

Decreases intestinal absorption of calcium

Bone resorption

19 / 22

Which of the following is not useful for coagulation______________?

Plasmin

Calcium

Thrombin

Fibrin

20 / 22

FSH is secreted by_____________?

Theca intern cells

Chromophobes

Acidophiles

Basophils

21 / 22

Under resting condition the cardiac output is _______ L/ min ?

4.25

2.5

5.25

9.5

22 / 22

Which of the following is not a marker of bone formation_________________?

Osteocalcin

Procollagen marker

Hydroxy proline

Alkaline phosphatase

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