Which of the following is NOT a factor that influences the rate of gas diffusion through the respiratory membrane?
A. the partial pressure gradient of the gases
B. the thickness of the respiratory membrane
C. the diffusion coefficient of the gases
D. the temperature of the gases
E. the surface area of the membrane
D
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Excess absorbed glucose is initially converted to triacylglycerides and very low-density lipoprotein by:
A. adipose cells. B. liver cells. C. intestinal mucosa cells. D. muscle cells. E. lymphoid cells.
Which of the following delivers cholesterol to peripheral tissues?
A) triglycerides B) low-density lipoproteins C) high-density lipoproteins D) free fatty acids E) glycerol groups
How can phospholipids form a film when mixed in water?
What will be an ideal response?
Which of the following muscles elevates the soft palate?
A) superior constrictor B) levator veli palatine C) laryngeal elevators D) inferior constrictor