Which of the following will decrease the affinity of hemoglobin for oxygen?
A. Decreased pH, increased temperature, or increased 2,3-DPG
B. Increased pH, decreased temperature, or increased 2,3-DPG
C. Increased pH, increased temperature, or decreased 2,3-DPG
D. Decreased pH, decreased temperature, or decreased 2,3-DPG
Answer: A
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Ovaries contain many tiny saclike structures called ovarian follicles, each of which consists of an immature egg surrounded by one or more layers of follicle cells
Indicate whether the statement is true or false
Lactose, the sugar contained in milk, is an example of a ________.
A. disaccharide B. simple sugar C. monosaccharide D. None of the choices are correct.
In contrast to the nervous system, the endocrine system accomplishes homeostasis by:
A) controlling the activities of the autonomic nervous system (ANS). B) producing an immediate effect in target cells. C) releasing hormones into the blood that regulate the functions of other cells. D) sending action potentials that excite or inhibit target cells.
Which of these is not a paranasal sinus?
A. Maxillary sinus B. Ethmoid sinus C. Sphenoid sinus D. Mastoid sinus E. Frontal sinus