#1
What is the normal range for adult resting heart rate (beats per minute)?
60-100
ExplanationTypical resting heart rate range for adults.
#2
Which of the following is not a vital sign?
Pulse rate
ExplanationPulse rate is a vital sign.
#3
What is the recommended duration for handwashing according to CDC guidelines?
At least 20 seconds
ExplanationCDC-recommended handwashing time.
#4
What is the first step in the nursing process?
Assessment
ExplanationInitial nursing process step.
#5
What is the abbreviation for 'as needed' in medical prescriptions?
prn
ExplanationAbbreviation for 'as needed'.
#6
What is the main function of the respiratory system?
Exchange gases with the environment
ExplanationRespiratory system's primary function.
#7
What is the primary function of the digestive system?
Break down food and absorb nutrients
ExplanationDigestive system's main role.
#8
Which of the following is an example of a non-invasive diagnostic procedure?
Ultrasound
ExplanationNon-invasive diagnostic technique.
#9
Which of the following is a primary function of insulin?
Decrease blood sugar levels
ExplanationInsulin regulates blood sugar.
#10
Which of the following is not a characteristic of a malignant tumor?
Encapsulated
ExplanationMalignant tumors lack encapsulation.
#11
Which of the following is a function of the skeletal system?
Provide support and protection
ExplanationSkeletal system's primary roles.
#12
Which of the following is an example of a nosocomial infection?
Pneumonia contracted in a hospital
ExplanationHospital-acquired infection instance.
#13
What is the role of white blood cells in the immune system?
Fight infection
ExplanationWhite blood cells combat infections.