This structure physically separates the pelvic cavity from the abdominal cavity.
a. mediastinum
b. diaphragm
c. mesenteries
d. none of the above
d. none of the above
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Which statement about sound localization is not true?
A) It requires input from both ears. B) It is difficult to discriminate sound sources in the midline. C) It requires processing at the cortical level. D) It uses time differences between sound reaching the two ears.
Which of the following statements is TRUE about tadpoles?
a. Tadpoles may become cannibals. b. Tadpoles live in the water. c. Tadpoles need vitamin C in their diets. d. All of the above are true.
A 52-year-old woman was diagnosed with leukemia and has been receiving chemotherapy as an outpatient. She tells the RN that she hasn't been feeling well. The patient's skin is warm to the touch and she has a low-grade fever of 100.2°F. The neutrophil blood count is less than 1000/?l. The nurse is concerned about the possibility of infection because of the neutropenia and low-grade fever.
Explain why. What will be an ideal response?
A) increasing the permeability to K+ and decreasing the permeability to Ca2+.
A) increasing the permeability to K+ and decreasing the permeability to Ca2+. B) just increasing the permeability to Ca2+. C) just increasing ion influx, thus increasing the rate of depolarization. D) just decreasing the permeability to Ca2+. E) just increasing the permeability to K+.