Fluid and electrolyte balance

Fluid and electrolyte balance 

Body fluid and compartments

Factors affecting total body water 

1) Age - with increasing age total body water level goes down
2) Gender - females have more body water than males
3) Fat content - with increasing Fat level TBW level goes down

Select the best answer

General Physiology MCQs  Select the best answer

1) Formation of erythroid of blood cells from undifferentiated stem cells in the bone marrow is accompanied by an increase in which of the following?

a) Size of the cell

b) Cytoplasmic RNA content
c) Degree of acidophilic stain
d) Size of nucleus
e) Protein synthesis

Which of the following is correct regarding Na+/K+ ATPase pump?

 Which of the following is correct regarding Na+/K+ ATPase pump? 

a) It has a coupling ratio of 2:3 
b) It is an electrogenic pump 
c) It indirectly affects Ca2+ transport in muscle cells 
d) Digitalis inhibits it’s activity on the myocardium 
e) It is a voltage gated ion channel 

The ion present in highest concentration inside most cells is

The ion present in highest concentration inside most cells is

a.Sodium
b. Potassium
c. Calcium

d. Chloride
e. Phosphate

The neurotransmitter with only excitatory property is

The neurotransmitter with only excitatory property is

a. Adrenaline
b. Aspartate
c. Dopamine
d. Glycine
e. GABA

A non diabetic patient was infused 1 liter of 5 % dextrose in water . which of the following represent the amount added to the extra-cellular space ( best choice )

A non diabetic patient was infused 1 liter of 5 % dextrose . which of the following represent the amount added to the extra-cellular space ( best choice )

a. 1000 ml
b. 667 ml
c. 333 ml
d. 255 ml
e. 85 ml

Most of the metabolic energy for contraction of the heart comes form

1. Most of the metabolic energy for contraction of the heart comes form

a. Oxidative metabolism of fatty acid

b. Anaerobic  glycolysis  of glucose

c. Ketone bodies

d. Lactic acid metabolism 

e. Glycogen