Finding _____ in the blood against a specific ______indicates that the person has been exposed to the disease.
Fill in the blank(s) with the appropriate word(s).
Answer: antibodies, antigen
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If you are looking at the back of your hand and bend your wrist backward to admire a new ring, which of the following actions are you performing?
A. Dorsiflexing your hand B. Hyperextending your wrist C. Extending your wrist D. Flexing your wrist E. Adducting your wrist
The respiratory rate times the tidal volume corrected for dead space is the
A) alveolar ventilation rate. B) vital capacity. C) respiratory minute volume. D) external respiration rate. E) pulmonary ventilation rate.
In cells where the equilibrium potential for Cl- equals the resting potential, opening Cl- channels in the subsynaptic membrane
a. has no effect on the probability of the postsynaptic cell reaching threshold since there's no movement of Cl-. b. increases the probability of the postsynaptic cell reaching threshold since the entry of Na+ into the cell (through another route) will make the cell less negative and allow Cl- to leave the cell, offsetting the effect of Na+. c. decreases the probability of the postsynaptic cell reaching threshold since the entry of Na+ into the cell (through another route) will make the cell less negative and Cl- will enter the cell, offsetting the depolarizing effect of Na+. d. none of these.
The formation of new blood vessels is a process known as ________.
Fill in the blank(s) with the appropriate word(s).