Levels Tought:
Elementary,Middle School,High School,College,University,PHD
Teaching Since: | Apr 2017 |
Last Sign in: | 236 Weeks Ago, 6 Days Ago |
Questions Answered: | 12843 |
Tutorials Posted: | 12834 |
MBA, Ph.D in Management
Harvard university
Feb-1997 - Aug-2003
Professor
Strayer University
Jan-2007 - Present
What is true of the enteric plexus?
A. it contains sympathetic neurons and fibers
B. it controls movement and secretion of the digestive tract
C. it consists of the myenteric plexus and the celiac plexus
D. it is a valve in the GI tract
E. it is found in the mucosa
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3. Formed elements in blood are _____, and plasms is ________
a. blood clots; proteins
b. mostly lipids; the matrix
c. the cells; the liquid portion of blood
d. lacking in protein; regular of blood osmolality
e. acellular;cellular
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4. Why is there a delay in the action potential in the AV node?
a. it allows time for the atria to be filled with blood
b. it allows the action potential to reach both ventricles at the same time
c. it allows an action potential to reach the left atrium so both atria contract together
d. it allows an action potential to reach the left atrium so both atria contract together, before the ventricles contract
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5. Select the most accurate description of how antibodies are produced
a. cytotoxic T cells stimulated by helper T cells
b. B cells that differentiate to form plasma cells
c. helper T cells stimulated by various cytokines
d. in the red bone marrow
e. natural killer cells as they lyse cancer cells
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