Free COC Medical Terminology Questions and Answers — Questions and Answers
Question 1: What does the abbreviation PRN mean?
- every other day
- after meals
- when necessary (Correct answer)
- by rectum
Correct answer: when necessary
Explanation: <br> PRN means "when necessary" and comes from the Latin phrase pro re nata.
Question 2: What is an episiorrhaphy?
- plastic repair of the uterus
- surgical repair of the vulva (Correct answer)
- plastic repair of vagina
- removal of the uvula
Correct answer: surgical repair of the vulva
Explanation: <br> An episiorrhaphy is the surgical repair of injury to the vulva by suturing. The root "episi/o" refers to vulva; "rrhaphy" is surgical repair.
Question 3: Which of the following refers to abnormal slowness of speech?
- bradylexia
- tachyphagia
- bradycrotic
- bradyphasia (Correct answer)
Correct answer: bradyphasia
Explanation: <br> Bradyphasia is abnormal slowness of speech. "Brady" refers to slowness; "phasia" refers to speech.
Question 4: A congenital defect in which the urethra opens on the underside of the penis or the perineum is called ______________.
- epispadias
- hypospadias (Correct answer)
- prostatalgia
- endometriosis
Correct answer: hypospadias
Explanation: <br> A congenital defect in which the urethra opens on the underside of the penis or the perineum is called hypospadias. If the opening is on the upper aspect (dorsum) of the penis, it is called epispadias
Question 5: Oxygenated blood from the lungs returns into the left atrium via which vessel(s)?
- vena cava
- aorta
- only the left pulmonary vein
- left and right pulmonary veins (Correct answer)
Correct answer: left and right pulmonary veins
Explanation: <br> Oxygenated blood from the lungs returns to the left atrium via the left and right pulmonary veins.
Question 6: What is the function of Peyer's patches?
- They help to protect against invading microorganisms. (Correct answer)
- They are responsible for the T lymphocyte maturation.
- They filter and destroy inefficient red blood cells.
- They empty lymph fluid into the left subclavian vein.
Correct answer: They help to protect against invading microorganisms.
Explanation: <br> Peyer's patches are found in the lining of the intestine and help to protect against invading microorganisms.
Question 7: A choledochal cyst is a cyst originating from which structure?
- artery
- common bile duct (Correct answer)
- gallbladder
- cartilage
Correct answer: common bile duct
Explanation: <br> A choledochal cyst is a cyst originating from the common bile duct. "Choledoch/o" refers to the common bile duct.
Question 8: Which of the following is false?
- Serous membranes compartmentalize the large cavities to hinder the spread of infection.
- Serous membranes support the internal organs.
- The meninges from the inner layer to the outer layer are the dura mater, arachnoid, and pia mater. (Correct answer)
- Synovial membranes secrete fluid into joint cavities.
Correct answer: The meninges from the inner layer to the outer layer are the dura mater, arachnoid, and pia mater.
Explanation: <br> The meninges serve as a protective covering for the brain and the spinal cord. The meninges from the inner layer to the outer layer are the pia mater, arachnoid, and dura mater. The "dura mater" means "hard mother", and is the outer layer where the toughest layer is needed. In contrast, "pia mater" means "tender mother".
Question 9: Which term describes a procedure in which real-time moving images of an organ are displayed on a screen so that a physician can examine its function and/or structure?
- Magnetic resonance imaging
- Tomography
- Fluoroscopy (Correct answer)
- Computed tomography
Correct answer: Fluoroscopy
Explanation: <br> Magnetic resonance imaging (MRI) uses magnets, radio waves, and a computer to display detailed pictures of the inside of the body. Tomography uses waves of energy to create three-dimensional, computer-generated images of any internal structure. Computed tomography is cross-sectional images of the body obtained by a narrow beam of X-rays that quickly rotates around the body.
Question 10: What is orchitis?
- Fluid in the abdomen
- Inflammation of the testes (Correct answer)
- Orbit of the eye
- Swelling of the testes
Correct answer: Inflammation of the testes
Explanation: <br> Orchitis refers to inflammation of the testes, typically caused by an infection. It can result in pain, swelling, and discomfort in the affected testicle.
Question 11: What is ascites?
- Orbit of the eye
- Protein in the urine
- Pain in the vertebral column
- Fluid in the abdomen (Correct answer)
Correct answer: Fluid in the abdomen
Explanation: <br> Ascites refers to the accumulation of fluid in the abdominal cavity. It often indicates underlying liver disease, heart failure, or certain cancers.
Free COC Medical Terminology Questions and Answers
What does the abbreviation PRN mean?