The human kidneys are located:
A) on each side of the esophagus.
B) in the chest cavity.
C) at about the level of the waist.
D) at the base of the brain.
E) below the large intestine.
Correct Answer:
Verified
Q10: Insect excretory systems consist of:
A)protonephridia.
B)nephridia.
C)protoglomeruli.
D)flame cells.
E)Malpighian tubules.
Q11: Mammals excrete the cellular waste products of
Q12: The functions of the urinary system include
Q13: About how much urine would you expect
Q14: Amino acids that are metabolized by the
Q16: Where does most secretion take place within
Q17: What is the basic functional unit of
Q18: Voluntary muscles control the:
A)ureter as it enters
Q19: Nephridia are found in:
A)flatworms.
B)earthworms.
C)reptiles.
D)arthropods.
E)birds.
Q20: Each molecule of urea contains _ atom(s)of
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