______ postganglionic sympathetic neurons secrete ________ onto their target cells.
A) All, norepinephrine
B) Most, norepinephrine
C) All, acetylcholine
D) Most, acetylcholine
Answer: B
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Human Physiology Chapter 11
- A child is rushed to the hospital after taking one of his grandmother's blood pressure medications. He has a low blood pressure and is also having trouble breathing, with audible wheezing upon exhalation. Which class of drugs did the child most likely take?
- The drug Chantix®, which treats nicotine addiction, is an ________ for the nicotine receptor.
- If the results of ufo-epi treatment of humans included pupil dilation, localized sweating, high blood pressure, and high blood glucose, which conclusion would be indicated?
- If humans administered a physiological dose of ufo-epi responded to the chemical, which of the following would indicate ufo-epi is an epinephrine agonist?
- Epinephrine and norepinephrine that are released from the adrenal glands affect target tissue for a longer period of time than the same substances released from neurons at their peripheral receptors. Why?
- The signal molecule ________ elicits the stronger response from beta2 receptors.
- The signal molecule ________ elicits the stronger response from alpha receptors.
- The two varieties of adrenergic receptors are ________ and ________.
- Autonomic neurotransmitters are synthesized in the ________.
- _______ are swellings that contain vesicles filled with neurotransmitter.
- The ________ is the major source of parasympathetic output.
- Cholinergic muscarinic receptors are found at the ________ in the ANS.
- Cholinergic nicotinic receptors are found in the ________ of the ANS.
- Cholinergic receptors respond to the neurotransmitter ________.
- The two types of cholinergic receptors are ________ and ________.
- The motor end plate is
- "Dual innervation" refers to an organ receiving
- Increased parasympathetic stimulation
- Sweat glands contain
- Which functions are controlled through the autonomic nervous system?
- Which area(s) of the brain exert(s) control over the autonomic nervous system?
- Which of the following has its cell body in the ganglion?
- Each of these statements is true except one. Identify the exception.
- The adrenal medulla is important to the sympathetic branch of the autonomic nervous system because