A typical human cell is about ____ micrometers in diameter
a. 1 to 2
b. 10 to 20
c. 80 to 100
d. 150 to 200
e. 200 to 300
B
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What protein is involved in the formation of a blood clot?
A) keratin B) actin C) myosin D) fibrin
If other factors remained the same, an increase in the osmotic pressure of the blood would lead to fluid movements that
A. increased tissue fluid volume and cardiac output. B. increased blood volume and decreased tissue fluid volume. C. decreased blood volume and cardiac output. D. increased intracellular volume and interstitial fluid volume.
Which plane runs crosswise through the body at right angles to the coronal plane, dividing the body into superior and inferior parts?
A. Median B. Midaxillary C. Oblique D. Axial E. None of the above
What is the main component of the A band of the myofibril?
A) Elastic filaments B) Actin filaments C) Thin filaments D) Thick filaments