Physiology Quiz 11

1 / 22

Which of the following is not useful for coagulation______________?

Fibrin

Plasmin

Thrombin

Calcium

2 / 22

Hypoxia is characterized by ___________?

Favorable response to 100% oxygen

Low arterial PO2

All of the above

Intense chemoreceptor response

3 / 22

Secretin does not cause _______________?

Contraction of pyloric sphincter

Bicarbonate secretion

Gastric secretion increase

Augments the action of CCK

4 / 22

The largest fraction of the total body fluid is_______________?

Intracellular fluid

Extracellular fluid

Plasma

Whole blood

5 / 22

Ventilation perfusion ratio is maximum in_______________?

Posterior lobe of lung

Apex of lung

Base of lung

Middle lobe of lung

6 / 22

Patient with anemia tends to have all, except________________?

Increased incidence of heart murmurs

Compensatory increase in cardiac output

A low PO2 in arterial blood

Pallor of mucous membranes

7 / 22

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

They promote growth of bone and cartilage

They inhibit protein synthesis

They mediated the local effects of Somatostatin

They antagonize the effect of insulin

8 / 22

Gastric secretion is stimulated by all the following except_____________?

Vagal stimulus

Gastric distension

Secretin

Gastrin

9 / 22

In renal glycosuria, the renal threshold for glucose is_______________?

High

Same

Low

Greatly increased

10 / 22

FSH is secreted by_____________?

Chromophobes

Basophils

Theca intern cells

Acidophiles

11 / 22

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

Decreased renal phosphate absorption

Increased loss of phosphate in urine

Decreased intestinal phosphate absorption

Increased calcium excretion

12 / 22

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

Hydroxy proline

Alkaline phosphatase

Osteocalcin

Procollagen marker

13 / 22

Centre of activity of autonomic nervous system is_________________?

Pons

Midbrain

Cerebrum

Hypothalamus

14 / 22

T- lymphocytes play a primary role in_________________?

Activation of complement system

Immediate Hypersensitivity

Production of Antibodies

production of lymphokines and delayed hypersensitivity

15 / 22

Proximal renal tubule is most permeable to _______________?

Sodium

Bicarbonate

Ammonia

Potassium

16 / 22

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

5.25

4.25

2.5

9.5

17 / 22

Clotting factor common to extrinsic and intrinsic pathway is_____________?

Factor III

Factor V

Factor II

Factor VII

18 / 22

Drumstick is found in_______________?

Monocytes

Neutrophils

Lymphocytes

Platelets

19 / 22

The primary effect of calcitonin is__________________?

Increases intestinal absorption of calcium

Bone deposition

Decreases intestinal absorption of calcium

Bone resorption

20 / 22

Which of the following results due to excessive parathormone secretion_______________?

Increased excretion of phosphates

Increase excretion of calcium

Increased serum calcium

Decrease excretion of calcium

21 / 22

Stimulation of baroreceptors results in_______________?

Decrease in blood pressure

Decreased vagal discharge

Increased sympathetic discharge

Increase in heart rate

22 / 22

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

Increase the renal absorption

Depression of Nervous system

Excitability of the muscle

Relaxation of muscle

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