A chemical precursor for cortisol is ________, which is made from ________. Cortisol is secreted by ________ when stimulated by ________ from the anterior pituitary.
A. estradiol; cholesterol; adrenal medulla; corticotropin-releasing hormone (CRH)
B. progesterone; cholesterol; adrenal cortex; adrenocorticotropic hormone (ACTH)
C. testosterone; cholesterol; adrenal medulla; adrenocorticotropic hormone (ACTH)
D. androstenedione; progesterone; adrenal cortex; corticotropin-releasing hormone (CRH)
E. progesterone; cholesterol; adrenal medulla; adrenocorticotropic hormone (ACTH)
Answer: B
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A. Neutrophils B. Basophils and eosinophils C. Lymphocytes and monocytes D. Lymphocytes E. Neutrophils, basophils, eosinophils, and monocytes
The blood that flows through the kidneys is
a. normally about 20 to 25% of the total cardiac output. b. all filtered through the glomeruli. c. all used to supply the renal tissue with O2 and nutrients. d. both (a) and (b) above. e. all of these answers.
The ________ interactions allow bone to be strong, somewhat flexible, and highly resistant to shattering
A) collagen-fiber B) protein-crystal C) mineral-crystal D) protein-protein E) hydroxyapatite-crystal
. Frequently during childbirth, an episiotomy is performed. In this procedure the _____ is cut
A. vagina B. perineum C. labia majora D. labia minora E. mons pubis