Given that the mass of an oxygen atom is 16 amu and that of a hydrogen atom is 1 amu, 1 mole of water would be equal to
A. 17 amu.?B. 18 amu.?C. 15 grams.?D. 18 grams.?E. 6.02 1023 grams.
D
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Lungs are to the respiratory system as the liver is to the ________ system
A) lymphatic B) urinary C) digestive D) cardiovascular E) nervous
Which of the following is not a function of the exocrine sweat gland?
A) It cools the surface of the skin. B) It conditions the surrounding skin with its lipid secretion. C) It excretes electrolytes. D) It interferes with adhesion of microorganisms. E) It uses dermicidin as antibiotic protection.
Which of the following is NOT a basic function of the lymphatic system?
A) immune functions B) regulation of interstitial fluid volume C) regulation of calcium ion concentration in the blood D) absorption of dietary fats
Which category of childhood diseases is caused by inherited genes which have been passed to children by their parents?
A. Infectious disease B. Genetic disorder C. Congenital disorder D. Developmental disorder