Excretion in Humans Quiz
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Which of the following is not a function of the kidney tubules?
A. absorb plasma
B. filter blood
C. decide how much water is excreted
D. remove waste
Lungs are important organs for excretion of
A. carbon dioxide
B. ammonia
C. water
Urea is carried from the _______ to the _______.
A. stomach, liver
B. liver, kidneys
C. kidneys, stomach
D. kidneys, liver
Urea is made from _________.
A. amino acid
B. fat
C. fibre
D. salts
Urine is released and flows into the bladder through the ________.
A. ureter
B. urethra
Which of the following is not part of excretion?
A. remove toxic materials
B. remove undigested food
C. remove waste product of metabolism
D. remove substances in excess of requirement
The basic functional unit of human kidney is
A. henle’s loop
B. nephron
C. nephridia
About 90% of kidney stones can pass out through urinary system by drinking _
A. juice
B. water
C. sugar drinks
Urea diffuses into the ______ of blood.
A. red blood cells
B. eukaryotes
C. plasma
D. white blood cells
Blood enters the kidneys through the ___________.
A. renal arteries
B. renal veins
C. tubules
D. ureter
Filtration of excretory wastes from the blood occurs in
A. ureters
B. collecting tubule
C. nephrons
Kidney tubules are also known as __________.
A. Glomerulus
B. Bowman’s capsule
C. Nephrons
D. Tubules
The liver converts amino acids into protein in a process called ___________.
A. assimilation
B. deamination
Urea and uric acid is also known as
A. bile pigment
B. nitrogenous wastes
C. both
D. none of the above
kidneys, ureters, urinary bladder and urethra
A. excretory system
B. digestive system
C. respiratory system