2020. 1. 20.
PhysioEx Exercise 6 Activity 4
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PhysioEx Lab Report
Exercise 6: Cardiovascular Physiology
Activity 4: Examining the Effects of Chemical Modifiers on Heart Rate
Name: Juhui Jeong
Date: 20 January 2020
Session ID: session-dcf4ecda-d108-5fb0-015b-464d75fa7eda
Pre-lab Quiz Results
You scored 75% by answering 3 out of 4 questions correctly.
Experiment Results
Predict Questions
Stop & Think Questions
The parasympathetic nervous system releases __________ to affect heart rate.
You correctly answered:
acetylcholine.
1
A cholinergic drug that worked the same as acetylcholine would
Your answer:
decrease heart rate.
Correct answer:
be an agonist and decrease heart rate.
2
Norepinephrine affects the heart rate by
You correctly answered:
increasing the rate of depolarization and increasing the frequency
of action potentials.
3
The __________ receptor binds norepinephrine and epinephrine.
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