End-stage renal disease occurs when:
A) the initial signs of azotemia are present.
B) the kidneys have lost all ability to function.
C) urine output falls to less than 500 mL/day.
D) the glomerular filtration rate is increased.
Answer: B) the kidneys have lost all ability to function.
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Which of the following is true of the dermis?
a. It is the outermost layer of skin. b. It is thicker than the epidermis. c. It is made up of epithelial tissue. d. All of the above are true of the dermis.
The parasympathetic division arises from the __________ regions of the spinal cord.
A. brain, thoracic, and lumbar B. brain, sacral, and coccygeal C. brain, lumbar, sacral, and coccygeal D. sacral and lumbar E. brain and sacral
The structural theory that explains how a muscle fiber contracts is called the ________ theory.
What will be an ideal response?
Which of the following statements accurately describes electrons?
A. They are found inside the nucleus and have a negative charge. B. They are found inside the nucleus and have a positive charge. C. They are in orbitals outside the nucleus and have a positive charge. D. They are in orbitals outside the nucleus and have a negative charge.