The sodium chloride molecule breaks apart in water. What does "A" represent?
A. chloride ion
B. dissociation
C. water molecule
D. sodium ion
E. salt crystal
E
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The composition of glomerular filtrate differs from that of plasma by including
A) the same substances as plasma except for larger protein molecules. B) many different substances that are absent from plasma. C) much more uric acid and creatinine than plasma. D) less water and electrolytes than does plasma.
Which term refers to a fertilized egg?
a. gamete b. zygote c. sperm d. ovum
Which of the veins listed here drains directly into the right atrium?
A) great cardiac vein B) anterior cardiac vein C) middle cardiac vein D) small cardiac vein
These cells of the seminiferous tubule nourish the spermatids as they develop into sperm
A) follicle cells B) interstitial cells C) granulosa cells D) sustentocytes