An abnormally slow heart rate, below 60 beats per minute is called:
tachycardia
tachypnea
Bradycardia
Apnea
The Correct Answer is C
A. Tachycardia. – Tachycardia refers to a heart rate above 100 beats per minute, not a slow heart rate.
B. Tachypnea. – Tachypnea describes rapid breathing, not a slow heart rate.
C. Bradycardia. – Bradycardia is a heart rate below 60 beats per minute. It may be normal in athletes but can indicate conduction abnormalities or medication effects in other individuals.
D. Apnea. – Apnea is the absence of breathing, not a slow heart rate.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is B
Explanation
A. Urine output – Febrile states do not affect urine output directly.
B. Body temperature – "Febrile" refers to an elevated body temperature (fever), which typically occurs due to infection or inflammation.
C. Blood glucose – Febrile states can be associated with metabolic changes, but febrile itself does not refer to blood glucose.
D. Digestive enzymes – Digestive enzyme levels are not linked to febrile states.
Correct Answer is A
Explanation
A. Bruit – A bruit is an abnormal swishing sound heard over an artery due to turbulent blood flow, often caused by atherosclerosis or narrowing of the vessel.
B. Crackle – Crackles are abnormal lung sounds caused by fluid in the alveoli, not vascular turbulence.
C. Thrill – A thrill is a palpable vibration over a blood vessel or heart valve, indicating turbulent blood flow but is felt rather than heard.
D. Wheeze – A wheeze is a high-pitched respiratory sound caused by narrowed airways, not vascular abnormalities.
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