If the tidal volume decreases by 50%, the respiratory frequency increases from 12/min to 24/min, then
Alveolar ventilation decreases
B. Minute ventilation decreases
C. Alveolar ventilation does not change
D. Minute ventilation increases
E. Alveolar ventilation increases
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The site of glucose reabsorption is ()
A. Only for the proximal tubule
B. Only for the distal tubule
Collection tube
D. The latter half of the distal tubule
E. all segments of renal tubules
The normal value of glomerular filtration rate is ()
A. 120ml/min
B. 105ml/min
C. 115ml/min
D. 125ml/min
E. 135ml/min
The function of the granular cells in Juxtaglomerular apparatus is ()
A. Release of angiotensinogen
B. Regulate the excretion of phosphate
C. renin secretion
D. Regulate the permeability of glomerular capillaries
E. Feel the changes of Na+ content in tubule fluid
The characteristic of the glomerular capillary network is ()
A. Urine production
B. Secretion of aldosterone
C. Low blood pressure facilitates reabsorption
D. High blood pressure facilitates filtration
E. Concentration and dilution of urine
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