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Biology 12 Chapter 15 Homeostasis - 12
1.
What is the pressure called that comes from blood pressure, in pressure filtration?
a) Hydrostatic pressure.
b) Diastolic pressure.
c) Systolic pressure.
d) Hygroscopic pressure.
2.
What is the filtered fluid in Bowman’s capsule called?
a) Selective filtrate.
b) Tubular filtrate.
c) Renal filtrate.
d) Glomerular filtrate.
3.
Which step is also called tubular reabsorption?
a) Tubular secretion.
b) Glomerular filtration.
c) None of these.
d) Selective reabsorption.
4.
Which substances are reabsorbed in selective reabsorption?
a) Amino acids.
b) Vitamins.
c) Glucose.
d) All of these.
5.
Which one is secreted during tubular secretion?
a) Amino acids.
b) Glucose.
c) Ammonium hydrogen ions.
d) Vitamins.
6.
What is the main purpose of tubular secretion?
a) To reabsorb vitamins.
b) To produce glomerular filtrate.
c) To secrete vitamins.
d) To maintain the pH of urine.
7.
Which step in urine formation maintains the pH of urine?
a) Glomerular filtration.
b) Selective reabsorption.
c) Tubular reabsorption.
d) Tubular secretion.
8.
What is the pH range of normal urine?
a) 2.5-4.8.
b) 4.8-7.5.
c) 7.5-10.1.
d) 10.1-14.0.
9.
What is the nature of urine?
a) Neutral.
b) Unpredictable.
c) Acidic.
d) Basic.
10.
Which hormone is released by kidney?
a) Thyroxin.
b) TSH.
c) Renin.
d) Erythropoietin.
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