Hydrogen bonds form between molecules containing ________ bonds; the hydrogen bond is between a hydrogen atom of one molecule and a partially ________ charged atom of another.
A. nonpolar covalent; positively
B. ionic; positively
C. nonpolar covalent; negatively
D. polar covalent; positively
E. polar covalent; negatively
Answer: E
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Osmotic pressure resulting from presence of plasma proteins in blood is called ________ pressure.
A) oncotic B) colloid osmotic C) oncotic and colloid osmotic D) colloid osmotic and hydrostatic E) hydrostatic
__________ cells constrict the afferent arterioles and secrete renin.
Fill in the blank(s) with the appropriate word(s).
Which of the following is NOT true of farsightedness?
A. A convex lens is used to correct farsightedness. B. It is caused by the eyeball being too long. C. When a person is farsighted, distant objects are clear, but close objects look blurry. D. It is also called hyperopia. E. All of these are true of farsightedness.
Which muscle would be most essential for blowing a trumpet?
A. Masseter B. Platysma C. Frontalis D. Zygomaticus major E. Buccinator