Preganglionic axons of the ANS release
A. acetylcholine.
B. norepinephrine.
C. either acetylcholine or norepinephrine.
A
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There is a direct correlation between the potency of a general anesthetic such as ether and its ability to
A) dissolve in water. B) dissolve in lipids. C) bind to proteins. D) interact with carbohydrates. E) bind to DNA.
Damage to the medial rectus muscles would probably affect ________
A) convergence B) pupil constriction C) accommodation D) refraction
Which of the following best describes the interaction between an enzyme and its
substrate? A) The enzyme temporarily deactivates the substrate. B) The enzyme surrounds and completely contains the substrate. C) The substrate surrounds and completely contains the enzyme. D) Part of the enzyme temporarily binds part of the substrate molecule.
"I always have to use a conversion table," a student complained. Which system of measurement is the student most likely using?
A. English B. National C. American Imperial D. Metric