Which of the following statements is true?
A) Cardiac muscle cells have many nuclei.
B) Striated muscle cells are long and cylindrical with many nuclei.
C) Smooth muscle cells have T tubules.
D) Cardiac muscle cells are found in the heart and large blood vessels.
B
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The most common type of capillaries are
A. sinusoids. B. venules. C. continuous. D. fenestrated. E. discontinuous.
Which of the following account for why the number of bones in the adult skeleton may vary. Select all that apply.
__X__ There is a variable presence of sesamoid bones. _____ Some bones may disappear in response to mechanical stress. __X__ There is a variable number of sutural bones. _____ There are fontanels in the skull of an infant.
Blood volume is maintained by the
A) Kidney. B) Liver. C) Gallbladder. D) Spleen.
Define dialysis
A) Dialysis is the breakdown of renal epithelial cells due to toxins. B) Dialysis is the process of transplanting a kidney into a person whose kidney are not functioning properly. C) Dialysis is the process of reducing blood pressure by taking diuretics to increase urine volume. D) Dialysis is the process of using an artificial semipermeable membrane to remove wastes and retain plasma proteins in the blood of a person whose kidneys are not functioning properly. E) Dialysis is caused by the backup of urine into the kidneys due to a blockage in the ureter.