Chapter 7 Knowledge Check

Chapter 7

Quiz yourself using the following chapter review questions to check how well you can recall the material.

Review Questions

1. Which type of cardiovascular technologist assists during the implantation of catheters?
   a. Electrocardiography (EKG) technologists
   b. Vascular technologists
   c. Echocardiography technologists
   d. Cardiologist technologists
2. The identification of a condition or disease based on signs, symptoms, medical history, and test results by a healthcare provider is called a…
   a. Treatment
   b. Diagnosis
   c. Prescription
   d. Screening
3. Most certified diagnostic medical sonographers practice under the title of registered diagnostic medical sonographer (RDMS), true or false?
4. What professional performs diagnostic exams by administering small doses of radioactive medication to patients?
   a. Radiologic technician
   b. Nuclear Medicine Technologist
   c. Computed tomography (CT) technologist
   d. Magnetic resonance imaging (MRI) technologist
5. What type of radiologic technologist operates imaging equipment that uses radio waves and magnetic fields to produce images of a patient’s internal organs?
   a. Computed tomography (CT) technologist
   b. Mammography technologist
   c. Radiologic technologist
   d. Magnetic resonance imaging (MRI) technologist
6. Which statement about X-rays is true?
   a. X-rays are an invasive procedure
   b. X-rays use ionizing radiation to create images
   c. X-rays cannot be used to assist in medical or surgical planning
   d. All body images absorb X-rays equally
7. What are the academic and certification requirements for becoming a medical laboratory technician?
   a. Completing a certificate program with no additional clinical training required.
   b. Receiving on-the-job training without any formal education
   c. Attending medical school to become a licensed physician
   d. Earning an associate or bachelor’s degree in clinical laboratory science and passing a certification exam
8. What is the role of a phlebotomist in the laboratory?
   a. Performing blood draws, labeling specimens, and ensuring proper storage for testing
   b. Analyzing blood samples under a microscope to diagnose medical conditions
   c. Administering intravenous (IV) medications prior to surgery
   d. Performing surgical procedures to obtain tissue samples
9. Clinical laboratories are healthcare facilities where blood and bodily fluids are collected and sent for testing and analysis, true or false?
10. What happens during mitral valve regurgitation?
    a. The mitral valve becomes completely blocked, preventing blood flow
    b. The right side of the heart is unable to pump blood
    c. Blood leaks backward from the left ventricle into the left atrium during contraction
    d. Oxygenated blood bypasses the lungs and circulates directly to the body

Answer Key

1. d. Cardiologist technologists
2. b. Diagnosis
3. True
4. b. Nuclear Medicine Technologist
5. d. Magnetic resonance imaging (MRI) technologist
6. b. X-rays use ionizing radiation to create images
7. d. Earning an associate or bachelor’s degree in clinical laboratory science and passing a certification exam
8. a. Performing blood draws, labeling specimens, and ensuring proper storage for testing
9. True
10. c. Blood leaks backward from the left ventricle into the left atrium during contraction