Which of the following does not affect cardiac output?
A. Stroke volume
B. Preload
C. Venous return
D. Blood viscosity
You might also like to view...
Your patient is a 19-year-old male who ingested thirty 500 mg tablets of Tylenol 25 minutes ago. Police officers on the scene are requesting that you "check him out" before they transport him for psychiatric evaluation. The patient denies ingesting other drugs or alcohol and has no complaints. HR = 94, BP = 116/74, RR = 12, SaO2 = 98%. Which of the following would be most appropriate?
A) Release the patient to law enforcement custody B) Transport to the emergency department and administer activated charcoal C) Transport to the emergency department and administer sodium bicarbonate D) Transport to the emergency department and start an IV of normal saline
You are called to a residence for seizure activity. On location the patient's daughter tells you that her diabetic father stated that he suddenly felt dizzy and then he fell to the floor. Within a few seconds, he began asking what had happened and why he was on the floor. Based on this description, the EMT should recognize which one of the following conditions?
A) Generalized seizure B) Diabetic reaction C) Aura of a pending seizure D) Syncopal episode
The Volunteer Firefighters and EMS Personnel Job Protection Act protects the jobs of volunteers responding to a presidentially declared national disaster for how long?
a. 14 days b. 1 month c. 6 months d. 3 months
The underlying physiological process leading to pure hypercapnic respiratory failure is which of the following?
a. Ventilation/perfusion mismatch b. Intrapulmonary shunting c. Diffusion impairment d. Alveolar hypoventilation