Related Questions

Kidney can regulate ECF H+ concentration by
A Secretion of H+
B Reabsorption of HCO3-
C Production of new HCO3-
D Reabsorption of H+
E Secretion of HCO3-
Decrease in ECF Ca++ concentration results in increased
A Neuromuscular excitability
B Contractility of cardiac muscle
C Secretion of parathyroid hormone
D Motility of gastrointestinal tract
E Secretion of calcitonin
Hormones regulate the reabsorption of substance from proximal convoluted tubule of kidney are
A Angiotesin-II
B Parathormone
C Aldosterone
D Atrial natriuretic peptide
E ADH
Higher osmotic pressure in ECF than ICF leads to
A Impairment of cellular metabolic activities
B Cerebral dehydration leading to coma
C Cellular overhydration
D Increased intracellular hydrostatic pressure
E K+ efflux from the cells leading to hyperkalaemia
02 Due to presence of non-diffusibie anions inside the cells, compared to ECF the ICF has-
A More negative membrane potential
B Higher concentration of diffusible cations
C Higher concentration of permeable anions
D More total number of osmotically active particles
E More number of product of concentration of diffusible ions
Severe hypotonicity of ECF compared to ICF may lead to
A Cellular overhydration
B Cerebral oedema
C Coma and convulsion
D Cellular dehydration
E Hyperkalemia
Effects of ECF volume depletion are
A Activation of sympathetic nervous system and renin-angiotensin aldosterone system
B Increased ADH secretion
C Decreased atrial natriuretic peptide level
D Increased GFR
E Decreased aldosterone level
নিচের কোন আয়নটি o2- এর সম-ইলেকট্রন বিশিষ্ট? (Which ion of the following has the same number of electrons as an o2- ion?) 
A K+
B Mg2+
C Cl-
D S2-
In which of the following solution the concentration of H+ ion is the maximum?
A pH 6
B pH 8
C pH 5
D pH 9
An emf of the order of mV is generated when two solutions of different hydrogen ion concentration are separated by a thin glass wall. This is the working principle of a
A PH meter
B Polarimeter
C Chromatograph
D Polarograph

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