(PRACTICE TEST) AEMT QUESTIONS AND ANSWERS 2023 UPDATE

(PRACTICE TEST) AEMT QUESTIONS AND ANSWERS 2023 UPDATE What is the typical life span of a red blood cell? 120 days The relationship between alveolar blood flow and alveolar airflow is called the: Ventilation-perfusion ration All of the following influence life expectancy EXCEPT: Height Which of the following would result from an acute myocardial infarction? inadequate heart function Which of the following would be the MOST common cause of anaphylaxis? Antibiotic The sympathetic chain ganglia are found: on either side of and parallel to the spinal column Which of the following could be responsible for causing obstructive shock? Blood clots in the lungs Which statement is MOST correct relating to patient oxygenation concepts? The partial pressure of oxygen is 159 mmHg at sea level (760 mmHg x 0.21). Your elderly patient has been struck by a car and you suspect serious internal bleeding. Her pulse rate is steady at 80, and her respirations are shallow. She tells you that she takes beta blockers for hypertension. What should you suspect? There is a decreased response of the sympathetic nervous system How can infants receive antibodies to further increase their immune system? Breastfeeding In which ethnic group would you make eye contact but extended eye contact could be seen as disrespectful?