Which of the following would increase resistance to blood flow?
A. a decrease in the length of the vessel
B. a decrease in the number of red blood cells
C. a decrease in blood viscosity
D. a decrease in the radius of the vessel
E. a decreased hematocrit
D
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The special movement of the thumb that allows it to grasp an object and hold onto it is called
A) rotation. B) opposition. C) circumduction. D) eversion. E) retraction.
Higher oxygen concentration and a more basic pH will cause hemoglobin to take up oxygen more readily.
Answer the following statement true (T) or false (F)
Follicles are found in
A. the testes. B. the ovaries. C. the ovaries and testes. D. neither the ovaries nor testes.
The part of a cell that is most like our organs is the ________.
A. organelle B. organic macromolecule C. atom D. organism