Mcq Subject: Physiology

Patient’s lab value of Na+ 137, K+4, Urea 54, Bicarbonate 15, Phosphate 3, Chloride 110, Calcium 10. Calculate the Anion gap?

A. 12

B. 16

C. 10

D. 8

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Slow wave potential originates in which pa of intestine:

A. Interstitial cells of Cajal

B. Parasympathetic neurons

C. Smooth muscle cells

D. Myentric plexus

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Endocrine disorder is the primary cause of:

A. Acromegaly

B. Albright's syndrome

C. Paget's disease

D. Fibrous dysplasia

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The concentration of a negative ion is 100 mMoUL extracellular and 10 mMo1/1 intracellular. What will be the Nernst potential for this ion?

A. --10 mV

B. +10 mV

C. --61 mV

D. +61 mV

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contractile part of intrafusal fibres

A. Centre

B. Ends

C. None

D. Both

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Calculate net filtration pressure with the following data: PGC = 42 mm Hg pGC = 12 mm Hg PBC= 16 mm Hg Assume that no proteins were filtered.

A. 34 mm Hg

B. Data not sufficient

C. 14 mm Hg

D. 28 mm Hg

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Weber-Fechner law related to:

A. Number of nerve Fibers

B. Number of muscle Fibers

C. Number of stimulus

D. Intensity of stimulus

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Nutrients are mainly absorbed in:

A. Small intestine

B. Large intestine

C. Liver

D. Stomach

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Erythropoietin acts on:

A. CFU

B. Late erythtoblast

C. Normoblast

D. Burst forming unit (BFU)

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Interstitial fluid volume can be determined by:

A. Radioactive iodine and radiolabelled water

B. Radioactive water and radiolabelled albumin

C. Radioactive sodium and radioactive water

D. Radioactive sodium and radioactive labelled albumin

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