Between meals, alpha (?) cells in the pancreatic islets secrete ________, which ________ blood glucose.
A. insulin; raises
B. insulin; lowers
C. glucocorticoids; raises
D. glucagon; lowers
E. glucagon; raises
Answer: E
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Which of the following describes a second-degree burn?
A. It involves only the epidermis. B. It involves the epidermis, part of the dermis, and may produce blisters. C. It indicates the complete destruction of both the epidermis and dermis. D. It probably will require a skin graft. E. The skin will not regenerate.
The major blood vessels that supply the skin lie between the dermis and the epidermis.
Answer the following statement true (T) or false (F)
Glucose and amino acids are reabsorbed by
A) cotransport. B) symport with sodium. C) countertransport. D) diffusion.
The events that occur in the postabsorptive state collectively
A. decrease fat metabolism. B. maintain blood glucose levels. C. interconvert proteins to fats. D. assure adequate lipogenesis. E. maintain protein levels.