In humans, there are ________ permanent teeth
a. 23
b. 32
c. 45
d. 54
b
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You are treating a 67-year-old male patient with chest pain and a history of prior heart attacks as well as diabetes and hypertension. The patient has taken three nitroglycerin tablets, which have decreased his pain from 7/10 to 4/10; however, the pain persists. Initially, his SpO2 was 91% on room air. Oxygen was applied by nasal cannula and now, on 3 lpm O2, his SpO2 is 97%. How would you address the oxygen administration, given that the patient still has chest pain
A) Increase the oxygen flow to 4 lpm B) Decrease the oxygen flow to 2 lpm C) Leave the oxygen flow unchanged D) Discontinue oxygen therapy
The resting phase of the heart is known as:
a. diastole b. mitral prolapse c. systole d. autorhythmicity
Which ICD-10-CM code is assigned when pain is exclusively psychological with NO identifiable medical condition and there is NO documentation of acute or chronic pain?
A) F50 B) F45.41 C) F45.0 D) F45.8
Which of the following is called "laughing gas"?
A) 100% oxygen B) helium C) ether D) nitrous oxide