The node that is located just above the tricuspid valve is the:

A. central node.
B. Purkinje node.
C. SA node.
D. AV node.


Answer: D

Health Professions

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When physically preparing yourself to work safely as a paramedic, you should:

A) exercise your cardiovascular system at least three times a week. B) read as much as you can about physical fitness. C) perform as many traditional sit-ups as you can to promote abdominal strength. D) do as little as possible to preserve your strength for emergency duty.

Health Professions

Which of the following guidelines would the EMT follow when talking down a patient with a drug-related emergency?

A) Calmly explain to the patient that this is a consequence of abusing drugs. B) Be authoritative and orient him to place and time frequently. C) Inform him that restraints will be used if he does not listen to you. D) Make frequent physical contact with the patient to establish trust.

Health Professions

A Celsius temperature of 33°C is equal to a Kelvin temperature of:

A. 240 K B. 33 K C. 0.6 K D. 306 K

Health Professions

Federal tax revenues are based on a C Corporation's ____.

A. gross revenues B. net revenues and profits C. dividends D. profits and dividends

Health Professions