Step 1: Research the brain-barrier and nerve impulses
Using your course materials and the following questions.
Reading Assignments/PowerPoint Lectures Chapter 1 Nerve Cells and Nerve Impulses
Written Assignment(s)
a. Although heroin & morphine are similar, heroin exerts faster effects on the brain. What can we infer about
those drugs with regard to the blood-brain barrier?
b. Suppose the threshold of a neuron was the same as the neuron's resting potential. What would happen? At
what frequency would the cell produce action potentials?
c. If a drug partly blocks a membrane's potassium channels, how does it affect the action potential?
Step 2: Write a paper in APA 7 format discussing your findings.
a. Create an introductory paragraph.
b. Each answer should be in a separate paragraph with an appropriate title.
c. No abstract or conclusion is required.
d. Title and reference pages are required.
Sample Solution