The layer of the digestive tract that is composed of stratified and columnar epithelium is the:
a. serosa
b. muscularis
c. submucosa
d. mucosa
d. mucosa
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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)
The dorsal body cavity is the site of which of the following?
A) intestines B) brain C) lungs D) liver
In response to stress, the adrenal medulla releases ________, which has the effect of increasing heart rate and blood pressure.
Fill in the blank(s) with the appropriate word(s).
All of the following are true about the cabbage water tests, except
A. baking soda is used in this experiment as an example of a basic substance. B. distilled water is used in this experiment as an example of a neutral substance. C. vinegar is added to one of the test tubes as an example of an acidic substance. D. red cabbage contains a pigment that functions as a colorimetric pH indicator. E. All of the choices are correct.