Practice Exam 100 Questions And Correct

Certified Medical Assistant (CMA) Certification Practice Exam 100 Questions And Correct Answers (Verified Answers) Plus Rationales 2026 Q&A | Instant Download Pdf

Includes all major subject areas: Anatomy & Physiology, Medical

Terminology, Clinical Procedures, Administrative Duties, Pharmacology, and Law & Ethics.

• The largest organ of the human body is the
• heart
• brain
• skin
• liver

Rationale: The skin is the largest organ, functioning as a protective barrier

and involved in temperature regulation.

• Which blood vessel carries oxygenated blood from the lungs to the

heart? 1 / 4

• pulmonary artery
• pulmonary vein
• superior vena cava
• aorta

Rationale: Pulmonary veins carry oxygen-rich blood from the lungs to the

left atrium.

• The medical term "hepatomegaly" refers to
• inflammation of the liver
• enlargement of the liver
• tumor of the liver
• hardening of the liver

Rationale: “Hepato-” means liver, and “-megaly” means enlargement.

• Which of the following is part of the axial skeleton?
• skull
• femur
• radius
• scapula

Rationale: The axial skeleton includes the skull, spine, and rib cage.

• / 4

• A medication given “prn” means it should be administered
• every day
• as needed
• before meals
• after meals

Rationale: “Prn” is the abbreviation for “pro re nata,” meaning as needed.

• The prefix “brady-” means
• fast
• slow
• irregular
• increased

Rationale: “Brady-” indicates slowness, as in bradycardia (slow heart rate).

• Which instrument is used to measure blood pressure?
• stethoscope
• sphygmomanometer
• thermometer
• otoscope

Rationale: A sphygmomanometer measures arterial blood pressure.

• / 4

• The primary function of red blood cells is to
• fight infection
• aid in clotting
• transport oxygen
• digest nutrients

Rationale: RBCs contain hemoglobin, which binds and carries oxygen.

• Which of the following abbreviations means “before meals”?
• ac
• pc
• hs
• qid

Rationale: “Ac” stands for “ante cibum,” meaning before meals.

• Which of the following is the proper action when a patient faints?
• Give water immediately
• Keep them seated
• Lay them flat and elevate legs
• Apply heat packs

Rationale: Lying flat with elevated legs improves venous return to the brain.

• / 4