Chapter 15 Quiz Flashcards
1
Q
which of these physiological changes would not be considered part of the sympathetic fight or flight response? increased heart rate increased sweating dilated pupils increased stomach motility
A
increased stomach motility
2
Q
which type of fiber could be considered the longest? preganglionic parasympathetic preganglionic sympathetic postganglionic parasymptathetic postganglionic sympathetic
A
preganglionic parasympathetic
3
Q
which signaling molecule is most likely responsible for an increase in digestive activity? epinephrine norepinephrine acetylcholine adrenaline
A
acetylcholine
4
Q
which of these cranial nerves contains pregaglionic parasympathetic fibers? optic, CN II facial, CN VII trigeminal, CN V hypoglossal, CN XII
A
facial, CN VII
5
Q
which of the following is not a target of a sympathetic preganglionic fiber? intermural ganglion collateral ganglion adrenal gland chain ganglion
A
intermural ganglion
6
Q
which of the following represents a sensory input that is not part of both the somatic and autonomic systems? vision taste baroreception proprioception
A
baroreception
7
Q
what is the term for a reflex that does not include a CNS component? long reflex visceral reflex somatic reflex short reflex
A
short reflex
8
Q
what neurotransmitter will result in constriction of the pupil? norepinephrine acetylcholine epinephrine serotonin
A
acetylcholine
9
Q
what gland produces a secretion that causes fight-or-flight responses in effectors? adrenal medulla salivatory gland reproductive gland thymus
A
adrenal medulla
10
Q
which of the following is an incorrect pairing? norepinephrine dilates the pupil epinephrine increases blood pressure acetylcholine decreases digestion norepinephrine increases heart rate
A
acetylcholine decreases digestion
11
Q
which of these locations in the forebrain is the master control center for homeostasis through the autonomic and endocrine systems? hypothalamus thalamus amygdala cerebral cortex
A
hypothalamus
12
Q
which nerve projects to the hypothalamus to indicate the level of light stimuli in the retina? glossopharyngeal oculomotor optic vagus
A
optic
13
Q
what region of the limbic lobe is responsible for generating stress responses via the hypothalamus? hippocampus amygdala mammillary bodies prefrontal cortex
A
amygdala
14
Q
what is another name for the preganglionic sympathetic fibers that project to the heart? solitary tract vasomotor nerve vagus nerve cardiac accelerator nerve
A
cardiac accelerator nerve
15
Q
what central fiber tract connects forebrain and brain stem structures with the hypothalamus? cardiac accelerator nerve medial forebrain bundle dorsal longitudinal fasciculus corticospinal tract
A
medial forebrain bundle
16
Q
a drug that affects both divisions of the autonomic system is going to bind to, or block, which type of neurotransmitter receptor? nicotinic muscarinic a-adrenergic B-adrenergic
A
nicotinic
17
Q
a drug is called an agonist if it ______.
blocks a recceptor
interferes with neurotransmitter reuptake
acts like the endogenous neurotransmitter by binding to its receptor
blocks the voltage-gated calcium ion channel
A
acts like the endogenous neurotransmitter by binding to its receptor
18
Q
which type of drug would be an antidote to atropine poisoning? nicotinic agonist anticholinergic muscarinic agonist a-blocker
A
muscarinic agonist
19
Q
which kind of drug would have anti-anxiety effects? nicotinic agonist anticholinergic muscarinic agonist a-blocker
A
a-blocker
20
Q
which type of drug could be used to treat asthma by opening airways wider? sympatholytic drug sympathomimetic drug anticholinergic drug parasympathomimetic drug
A
sympathomimetic drug
