Most carbon dioxide from cellular metabolism reaches the alveoli by being transported:

A) bound to hemoglobin.
B) as bicarbonate ion.
C) dissolved in plasma.
D) as carbonic anhydrase.


Answer: B) as bicarbonate ion.

Health Professions

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________ Patient preparation for the ultrasound examination is complex

Indicate whether the statement is true or false

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Activated carbon filters remove:

A. Ions from water. B. Organic compounds from water. C. Acids and bases from water. D. Large particulates from water.

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Conjoined twin pregnancy; patient is 28 weeks and 2 days pregnant; it is NOT necessary to assign the weeks of pregnancy code

A) O30.022 B) O30.023 C) O30.029 D) O30.023, Q89.4

Health Professions

You are dispatched to a residence for a 67-year-old female who was awakened by shortness of breath and sharp chest pain. Her husband tells you that she was recently discharged from the hospital after having hip surgery. Your assessment reveals dried blood around her mouth, facial cyanosis, and an oxygen saturation of 88%. This patient's presentation is MOST consistent with:

A. acute pulmonary edema. B. right-sided heart failure. C. acute pulmonary embolism. D. spontaneous pneumothorax.

Health Professions