Which type of bond results in a molecule with a slight charge?
a. Ionic
b. Polar covalent
c. Covalent
d. Hydrogen
B
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Your patient was in the building when a fire started at a factory that manufactures plastics. He is complaining of a headache, palpitations, and a burning sensation in his throat. His airway, breathing, and circulation are intact. Heart rate = 128, respirations = 22, blood pressure = 148/84, SaO2 = 93%. You should immediately:
A) administer amyl and sodium nitrate. B) initiate supportive measures. C) apply the cardiac monitor. D) prepare to intubate.
The concentration of oxygen leaving an oxygen concentrator depends on the:
a. number of sieves in the unit. b. number of compressors used. c. set flow rate of the gas exiting. d. size of the sodium-aluminum silicate pel-lets.
Granulomatous inflammation is defined microscopically as a focal collection of which of the following cells?
a. Mast cells b. Neutrophils c. Plasma cells d. Lymphocytes e. None of the above
A 30-year-old female with newly diagnosed polycystic ovary syndrome (PCOS) is being coun-seled by her OB-GYN. The physician indicates that this condition often results in:
a. ovarian cancer. b. infertility. c. early menopause. d. pelvic inflammatory disease.