71) Parasympathetic i functions i include i all i of i the i following, i except
A) decrease iin i the i rate i of icardiac i contraction.
B) constriction i of i the i pupils.
C) dilation i of i the i airways.
D) stimulation i of i urination.
E) stimulation i of
defecation.iAnswer: i C
i
Diff: i1
Skill: i Level i1 iQuestions: iReviewing iFacts iand iTerms
72) Postganglionic i fibers i release i neurotransmitter i on i peripheral i effectors
A) at i distinct i synapses.
B) at i pearl-like i swellings i called i varicosities.
C) into icapillaries i within i the i target i organ.
D) at ithe i end i plates.
E) both iA iand
DiAnswer: i B
i
Diff: i1
Skill: i Level i1 iQuestions: iReviewing iFacts iand iTerms
73) The i statement i "It i sends i its i preganglionic i axons i into i the i ventral i roots." iis
A) true i only i for i the i parasympathetic i nervous i system.
B) true i only i for i the i sympathetic i nervous i system.
C) true i for i both i the i parasympathetic i and i sympathetic i nervous i systems.
D) not i true i for i either i the i parasympathetic i or i sympathetic i nervous i systems.
E) true i only i for i the i somatic i nervous
system.iAnswer: i C
i
Diff: i2
Skill: i Level i2 iQuestions: iReviewing iConcepts
74) Which i of i the i following i statements i about i adrenergic i receptors i is i true?
A) They iare i G i proteins.
B) When i activated, i cAMP i levels i are i affected.
C) Epinephrine i activates i both i alpha i and i beta i types.
D) Norepinephrine i activates i mainly i the i alpha i type.
E) all iof ithe
aboveiAnswer: i E
i
Diff: i2
Skill: i Level i1 iQuestions: iReviewing iFacts iand iTerms
75) Which i of i these i provides i preganglionic i parasympathetic iinnervation i to i structures i in i the ineck i and i in
i the ithoracic iand iabdominopelvic icavities?
A) vagus i nerves
B) sciatic i nerves
C) glossopharyngeal i nerves
D) pelvic i nerves
E) cervicothoracocabdominopelvic inerves
Answer: i A
i
Diff: i1
Skill: i Level i1 iQuestions: iReviewing iFacts iand iTerms
Page i 419
A) decrease iin i the i rate i of icardiac i contraction.
B) constriction i of i the i pupils.
C) dilation i of i the i airways.
D) stimulation i of i urination.
E) stimulation i of
defecation.iAnswer: i C
i
Diff: i1
Skill: i Level i1 iQuestions: iReviewing iFacts iand iTerms
72) Postganglionic i fibers i release i neurotransmitter i on i peripheral i effectors
A) at i distinct i synapses.
B) at i pearl-like i swellings i called i varicosities.
C) into icapillaries i within i the i target i organ.
D) at ithe i end i plates.
E) both iA iand
DiAnswer: i B
i
Diff: i1
Skill: i Level i1 iQuestions: iReviewing iFacts iand iTerms
73) The i statement i "It i sends i its i preganglionic i axons i into i the i ventral i roots." iis
A) true i only i for i the i parasympathetic i nervous i system.
B) true i only i for i the i sympathetic i nervous i system.
C) true i for i both i the i parasympathetic i and i sympathetic i nervous i systems.
D) not i true i for i either i the i parasympathetic i or i sympathetic i nervous i systems.
E) true i only i for i the i somatic i nervous
system.iAnswer: i C
i
Diff: i2
Skill: i Level i2 iQuestions: iReviewing iConcepts
74) Which i of i the i following i statements i about i adrenergic i receptors i is i true?
A) They iare i G i proteins.
B) When i activated, i cAMP i levels i are i affected.
C) Epinephrine i activates i both i alpha i and i beta i types.
D) Norepinephrine i activates i mainly i the i alpha i type.
E) all iof ithe
aboveiAnswer: i E
i
Diff: i2
Skill: i Level i1 iQuestions: iReviewing iFacts iand iTerms
75) Which i of i these i provides i preganglionic i parasympathetic iinnervation i to i structures i in i the ineck i and i in
i the ithoracic iand iabdominopelvic icavities?
A) vagus i nerves
B) sciatic i nerves
C) glossopharyngeal i nerves
D) pelvic i nerves
E) cervicothoracocabdominopelvic inerves
Answer: i A
i
Diff: i1
Skill: i Level i1 iQuestions: iReviewing iFacts iand iTerms
Page i 419
