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BIO 669 quiz 2 Test Questions With Complete Solutions
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BIO 669 quiz 2 Test Questions With Complete Solutions When both Na+ and K+ are permeable at the same time, what will happen to the membrane potential? - correct answer...The cell membrane depolarized Graded potentials are all of the following except: - correct answer...Impulses which trave...

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  • August 4, 2024
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  • 2024/2025
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BIO 669 quiz 2 Test Questions With
Complete Solutions
When both Na+ and K+ are permeable at the same time, what will happen to the
membrane potential? - correct answer...✔✔The cell membrane depolarized

Graded potentials are all of the following except: - correct answer...✔✔Impulses which
travel without diminishing over distance

Movement of K+ down its electrochemical gradient will result in what effect on
membrane potential? - correct answer...✔✔Hyperpoloarization

The reticular formation is responsible for? - correct answer...✔✔Wakefulness and vital
reflexes

Damage to Broca's area is mostly likely to cause: - correct answer...✔✔
inability/difficulty in forming words (expressive aphasia)

A stroke affecting the temporal lobe would most likely affect: - correct answer...✔✔
Primary auditory complex (language recognition)

Vascular smooth muscle is most impacted by what type of receptor? - correct answer...
✔✔Alpha 1

The alpha-1 receptor will, upon binding to its ligand, will result in which of the following
effects: - correct answer...✔✔Excitation and vasoconstriction of vascular smooth
muscles

A stroke affecting the temporal lobe is most likely to show signs and symptoms affecting
the: - correct answer...✔✔Patient's speech or hearing

Ephedra is a sympathomimetic, meaning it has sympathetic nervous system activating
effects. As such, it may be assumed to have all of the following side effects EXCEPT -
correct answer...✔✔Diarrhea and abdominal cramping

The parasympathetic nervous system is associated with which of the following: - correct
answer...✔✔Ganglia that are close to the target organ

The ______ division of the autonomic nervous system helps conserve energy and the
bodys resources (rest and digest) and uses _______ as its neurotransmitter(s) - correct
answer...✔✔Parasympathetic; acetylcholine



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