How many variables can a ventilator control at one time?

a. One
b. Two
c. Three
d. Four


ANS: A
As the equation of motion shows, the ventilator can control four variables: pressure, volume, flow, and time. It is important to recognize that the ventilator can control only one variable at a time.

Health Professions

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To reduce swelling for a patient who is suffering from a fracture of the lower extremity, the medical assistant might be asked by the physician to apply:

A) heating pads. B) gauze. C) pressure. D) ice packs.

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In medical terms, bruises are known as which of the following?

A) Blemish B) Discoloration C) Contusion D) Abrasion

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________ liters = 1280 milliliters

What will be an ideal response?

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Which of the following is NOT true about coding and abstracting signs and symptoms?

A) Signs/symptoms/abnormal findings that are not integral to the condition are not coded. B) Do code symptoms that are not related to the confirmed disease. C) All signs/symptoms/abnormal findings that are documented by the physician should be coded. D) None of the other choices.

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