BIO 669 EXAMPREP REVIEW SHEET WITH TESTED QUESTIONS AND COMPLETE SOLUTIONS

BIO 669 EXAMPREP REVIEW SHEET WITH
TESTED QUESTIONS AND COMPLETE
SOLUTIONS

●● Graded potentials are all of the following except:
Answer: Impulses which travel without diminishing over distance


●● Movement of K+ down its electrochemical gradient will result in
what effect on membrane potential?
Answer: Hyperpoloarization


●● The reticular formation is responsible for?
Answer: Wakefulness and vital reflexes


●● Damage to Broca's area is mostly likely to cause:
Answer: inability/difficulty in forming words (expressive aphasia)


●● A stroke affecting the temporal lobe would most likely affect:
Answer: Primary auditory complex (language recognition)


●● Vascular smooth muscle is most impacted by what type of receptor?
Answer: Alpha 1

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


●● A stroke affecting the temporal lobe is most likely to show signs and
symptoms affecting the:
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
Answer: Diarrhea and abdominal cramping


●● The parasympathetic nervous system is associated with which of the
following:
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)
Answer: Parasympathetic; acetylcholine