Poison ivy contains a toxin that acts as a hapten by
A. raising the body's sensitivity to a wide variety of chemicals such as penicillin.
B. cutting plasma protein antibodies in half.
C. preventing effective immune responses by blocking release of bradykinin.
D. combining with a body protein and then triggering an immune response.
D
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Which of the following is occurring during systole?
A) blood pressure increases and pulse pressure decreases B) blood pressure increases and more stress is placed on arterial walls C) blood pressure increases D) pulse pressure decreases E) more stress is placed on arterial walls
Sound waves are converted into mechanical movements by the
A) auditory ossicles. B) cochlea. C) oval window. D) round window. E) tympanic membrane.
Which of the following would NOT result in an increase in arterial blood pressure?
a) Increased blood volume b) Increased sympathetic stimulation c) Increased heart rate d) Increased stroke volume e) Increased arteriolar vasodilation
The gray and white rami that allow information exchange between the spinal nerves and the autonomic ganglia are collectively called the ________.
Fill in the blank(s) with the appropriate word(s).