If blood has low viscosity, which result would be likely under normal conditions?
A) Blood flows at higher pressures.
B) Blood flows against high resistance.
C) Blood flow cannot occur.
D) Blood flows at lower pressures.
E) Blood contains increased numbers of plasma proteins and suspended blood cells.
D) Blood flows at lower pressures.
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Which are characteristic of type O blood? a: Has anti-A antibodiesb: Has anti-B antibodiesc: Has surface antigen O on its erythrocytesd: Has surface antigen A on its erythrocytese: Has neither surface antigen A nor B on its erythrocytes
A. b, c, e B. a, b, c C. c D. b, c, d E. a, b, e
During an isometric contraction, the muscle
a. maintains a constant tension b. shortens c. moves a body part d. maintains a constant length e. tension is greater than the load
Which is the most abundant type of enzyme found in erythrocytes?
a. those involved in glycolysis reactions b. those involved in Citric acid cycle reactions c. those associated with oxidative phosphorylation d. both (a) and (c) e. they do not contain any enzymes
Inhibiting osteoclast activity would prevent _______.
A) osteoporosis B) osteopenia and osteoporosis C) osteopenia D) ovariectomy