When taking a urine sample from a patient for testing, you notice it is cloudy. This could indicate ________.
A. renal calculi
B. poor cleansing when collecting the urine
C. incontinence
D. renal failure
E. cystitis
Answer: E
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Because the genetic information to be passed on to future generations is contained in the strict sequence of nitrogenous bases, the loss or change of a base in the DNA chain represents a (an)
a. aneuploidy. b. bleb. c. covalent cross-link. d. mutation.
If ectopic impulses are occurring in the heart at a rate that is faster than the SA node,
A. the rate at which the SA node fires controls the ectopic rate. B. the SA node impulses control the atria, and the ectopic impulses control the ventricles. C. the ectopic and SA node impulses cancel each other, resulting in atrial fibrillation. D. the ectopic beat overrides the SA node and causes the atria and ventricles to depolarize.
Explain how individuals can improve their adjustment by changing their use of defense mechanisms
Research suggests that the impact of successful teams on feelings of national pride and identity
A. is the only thing that sustains patriotism in most countries. B. is minimal in well-established nations. C. occurs most strongly among women and immigrants. D. leads to major economic changes in a country.