CNA Common Medical Terms and Abbreviations

Question 1

What does the abbreviation 'PRN' mean in medical terminology?

Accepted Answer

As needed.

Answer

The abbreviation 'PRN' stands for 'pro re nata,' which is Latin for 'as needed.' This term is commonly used in medical orders, indicating that a medication or treatment should be administered only when the patient experiences specific symptoms or conditions, rather than on a fixed schedule. CNAs must understand this to administer care correctly and safely according to the patient's current needs.

Question 2

What is the meaning of the medical abbreviation 'NPO'?

Accepted Answer

Nothing by mouth.

Answer

The medical abbreviation 'NPO' stands for 'nil per os,' which is Latin for 'nothing by mouth.' This order means a patient is not allowed to consume any food or drink, including water, typically before surgery, certain medical procedures, or due to specific medical conditions. CNAs must strictly adhere to NPO orders to ensure patient safety and prevent complications like aspiration.

Question 3

What does the term 'tachycardia' refer to?

Accepted Answer

Fast heart rate.

Answer

The term 'tachycardia' refers to an abnormally fast heart rate, typically defined as over 100 beats per minute in adults. It is a medical condition that can be caused by various factors, including exercise, stress, fever, or underlying heart conditions. CNAs should recognize and promptly report signs of tachycardia to the nurse, as it can indicate a serious health issue requiring medical attention.

Question 4

What does the abbreviation 'ADL' stand for in healthcare?

Accepted Answer

Activities of Daily Living.

Answer

'ADL' stands for Activities of Daily Living, which are the basic self-care tasks individuals perform daily to function independently. These include essential tasks like bathing, dressing, eating, toileting, and transferring. CNAs play a crucial role in assisting residents with ADLs, helping them maintain their independence, dignity, and overall quality of life.

Question 5

What does 'BP' measure in medical terms?

Accepted Answer

Blood Pressure.

Answer

'BP' is the medical abbreviation for Blood Pressure, which is a vital sign measuring the force of blood against the walls of the arteries. It is a critical indicator of cardiovascular health and is regularly monitored by CNAs to assess a resident's condition. Abnormal blood pressure can signal various health issues, requiring prompt reporting to the nurse for further assessment and intervention.

CNA Practice Test

CNA Practice Test

CNA Common Medical Terms and Abbreviations