Immunology QuizVersión en línea Test your knowledge of immunology with these 10 questions about the immune system, antibodies, and more! por Jasper Lim 1 Which response is a humoral immune response? a Anaphylaxis b Delayed hypersensitivity c Intracellular infections d Transplant rejection 2 Which is an action of cytotoxic T cells? a Lyse cells infected with virus b Directly attack foreign antigens c Decrease B-cell activity to a level at which the immune system is compatible with life d Produce circulating antibodies e 3 A 20-year-old client cut a hand while replacing a window. While reviewing the complete blood count (CBC) with differential, the nurse would expect which cell type to be elevated first in an attempt to prevent infection in the client's hand? a B cells b Eosinophils c Monocytes d Neutrophils 4 In which response do T lymphocytes have a role? a Allergic hay fever and asthma b Anaphylaxis c Transplant rejection d Bacterial phagocytosis and lysis 5 Which type of immunity becomes active as a result of infection by a specific microorganism? a Artificially acquired passive immunity b Artificially acquired active immunity c Naturally acquired active immunity d Naturally acquired passive immunity 6 In addition to standard precautions, contact precautions should be implemented for a impetigo b measles c tuberculosis d varicella 7 A client diagnosed with influenza is admitted to the hospital. Which transmission-based precautions should the nurse initiate? a Contact b Airborne c Droplet d Neutropenic 8 The nurse observes a physician leave the room of a client in isolation for infection with Clostridium difficile. The physician uses the alcohol-based hand sanitizer hanging on the wall to wash her hands and leaves the door open. Which action should the nurse take? a Close the door to the room. b Ask the physician to wash her hands with soap and water. c Report the observation to the infection control department. d No action is needed. The physician was following isolation protocol. 9 Contact enteric isolation entails. a Hand hygiene with sanitizer only. b Gown, glove during the encounter, use sanitizer. c Gown, glove during the encounter, use soap and water after the encounter. d Gown, glove, and mask during the encounter, use soap and water after the encounter. 10 Which vaccines are required for healthcare workers in all settings? a Hepatitis B & Varicella b Hepatitis B, Varicella, & MMR c Hepatitis B, Varicella, MMR, & Meningitis d Hepatitis A & B, Varicella, MMR, & Meningitis 11 You are in a hospital and accidentally stuck with a needle. You cleanse the wound and then call: a Employee Health b Infection Prevention c Your Primary Care Provider d Your Family 12 The most important practice in reducing the transmission of infection in the healthcare setting. a Implementing airborne precautions for all in-hospital patients. b Having appropriate personal protective equipment (PPE) for all healthcare workers. c Developing synthetic broad-spectrum antibiotics. d Correct hand hygiene technique. 13 What is the most effective hand hygiene in a healthcare setting? a Soap & Water b Alcohol-Based Hand Sanitizer c Anti-Microbial Scrub (i.e., chlorhexidine) d Nitrile Gloves 14 Standard precautions are guidelines designed to prevent the spread of infection by exposure to an individual or their bodily fluids. Which of the following is not considered a standard precaution? a Placing patients in private rooms. b The use of alcohol-based hand sanitizers after patient contact. c Disposal of medical equipment in ‘sharps’ boxes. d Washing hands with soap and water when hands are visibly soiled. 15 When removing PPE, it is essential to know what areas of the PPE are considered ‘clean’ vs. ‘contaminated.’ Select all the regions on the PPE that are considered ‘clean.’ Choose one or more answers a Ties on the gown b Elastic ties of the mask c Back of the gown d Outside of mask e Sleeves of the gown f Inside of gloves