Which of the following is not a known cause of congenital anomalies?
A. Smoking during lactation
B. Smoking during pregnancy
C. Exposure to teratogens during pregnancy
D. Infectious disease in the mother during pregnancy
E. A genetic disorder
Answer: A
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A viral disease that destroys the cells of the anterior gray horn will
A) lead to skeletal muscle weakness or paralysis. B) interfere with position sense. C) mainly interfere with crude touch and temperature sense. D) block autonomic regulation. E) affect visceral motor function.
Blood flow is affected by
a. pressure differences. b. the viscosity of the blood. c. the amount of friction in the blood vessels. d. the length and diameter of the blood vessels. e. all of these answers.
Jared received a donor kidney. After the first week, it became apparent that Jared's body was rejecting the organ. This is due to
A. Jared's lack of helper T cells that prevent the lymphatic tissue of the donated kidney damaging the donated kidney. B. an autoimmune disease that is destroying healthy tissue. C. a lack of a match between Jared's immune cells and the MHC class I molecules on the cells of the donor kidney.
This tough, strong, connective tissue is found directly beneath the epithelial tissue of the skin. It is packed with collagen fibers that run in all different directions
A) dense irregular B) dense elastic tissue C) dense regular D) bone (osseous tissue)