Parasympathetic nerves have which of the following properties: O A. Releases acetylcholine. OB. Releases adrenaline. OC. Releases atropine. O D. Releases muscarine. OE. Releases propranolol.

How does the baroreceptor reflex raise blood pressure when blood pressure is too low? Stimulates the sympathetics and stimulates the parasympathetics Inhibits the sympathetics and inhibits the parasympathetics Stimulates the sympathetics and inhibits the parasympathetics Inhibits the sympathetics and stimulates the parasympahtetics

If a patient was bitten by a poisonous spider (black widow) and the effects of its venom occurred at the neuromuscular junction in the peripheral nervous system, what neurotransmitter would be affected by this venom? And explain the mechanism of action of how the venom is a direct antagonist to this neurotransmitter.

Atropine   A.Tends to stimulate excitatory (sympathetic) functions.  B.Increaes heart rate. C.Stimulates parasympathetic function D.Blocks parasympathetic function

Gray matter and white matter are the two types of brain matter found in the central nervous system. Gray matter contains nerves that are and white matter contains nerves that are O Unmyelinated , Unmyelinated O Myelinated , Unmyelinated O Myelinated, Myelinated O Unmyelinated , Myelinated

Which of the following would not be classified as part of the peripheral nervous system? Cranial nerve, spinal nerve, ganglion, gray ramus, or nerve track   Which of the following terms might describe the receptor involved in detecting the pressure on the surface of your leg? exteroceptor  mechanoreceptor  visceroceptor  a and b  all of the above   The structure of the eye than can change shape to focus light rays on the fovea centralis is the cornea  iris  vitreous body  lens  ora serrata

Which of the following physiologic responses are associated with elevated sympathetic nervous system activity? O CODE enhanced digestion enhanced absorption of nutrients N decreased heart rate increased contractile force of the heart both A and B

Which of these events is expected if the sympathetic division isactivated?a. Secretion of watery saliva increases.b. Tear production increases.c. Air passageways dilate.d. Glucose release from the liver decreases.e. All of these are correct

Match somatic and autonomic nervous divisions with their desscriptions. can be boluntary                     1. somatic fairly involutary                       2. autonomic