Each of the following factors will increase cardiac output except:
a. increased venous return.
b. secretion of acetylcholine onto the SA node
c. increased EDV
d. increased heart rate.
e. increased force of ventricular contraction.
B
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Fibromyalgia may be one of the most common disorders for ________.
A. men under age 40 B. women under age 40 C. children under age 10 D. elderly over age 65
Which neuroglial cell produces myelin in the peripheral nervous system?
A) Schwann cell B) Oligodendrocyte C) Astrocyte D) Microglial cell
An ________ is composed of two or more tissues types, whereas ________ are microscopic structures in a cell.
A. organ; organelles B. organelle; molecules C. organ system; organs D. organ system; organelles E. organ; molecules
Cells contain pairs of chromosomes. since they are the same size and shape and also code for the same information, each pair of chromosomes is called which of the following?
a) diploid chromosomes b) sex chromosomes c) autosomes d) homologous chromosomes