How do epithelial cells obtain their nourishment and get rid of their waste?
A. Through the blood vessels of the underlying connective tissue
B. Through small channels in the tissue
C. Through their extensive blood vessels
D. Through the air in the environment
E. By a combination of all of these methods
Answer: A
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The artery that will eventually divide to form the posterior cerebral arteries is the ________ artery.
A. superficial temporal B. internal carotid C. basilar D. external carotid E. maxillary
Transepithelial transport occurs only for substances that are actively reabsorbed
Indicate whether the statement is true or false
In response to a drop in overall blood pressure, ________ stimulates constriction of the glomerular inlet and even greater constriction of the outlet.
A. angiotensin II B. sodium chloride C. parathyroid hormone D. azotemia E. aldosterone
In the extrinsic pathway, damaged tissues release
A. activated factor V. B. calcium. C. factor VII. D. thromboplastin (tissue factor III) E. factor XII.