What is the most significant factor in determining the peripheral resistance in a blood vessel?
A. Blood vessel length
B. Blood vessel diameter
C. Blood viscosity
D. Hematocrit
E. All of these factors contribute equally to the peripheral resistance in a blood vessel.
Answer: B
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The diffusion constant for CO2 is ______ times that of O2 because CO2 is much more soluble in body tissues than O2 is
Fill in the blank(s) with correct word
Looking at a tissue through a microscope, you notice that all of the cells along the free surface of the tissue have microvilli along the free edges of the cells. This would tell you that this tissue has what function?
A) the need to detoxify many chemicals B) a high metabolic rate C) phagocytosis D) motility E) absorption
Which of the following factors would NOT tend to increase systemic arterial blood pressure?
A. Increased venous return B. Increased blood volume C. Increased parasympathetic stimulation D. Increased sympathetic stimulation E. Increased activity of the skeletal muscle pump
The thumb is the ________ while the great toe is the ________
A) hallux; talus B) carpal; tarsal C) scaphoid; cuboid D) pollex; hallux