West Coast EMT - Block 2 Exam Correct 100%

How do you give passive ventilations? - ANSWER Chest compressions with RECOIL NRB (when to use it) - ANSWER trouble breathing but can still breathe on their own O2 saturation in mid 90s BVM (when to use it) - ANSWER cannot breathe on their own (mechanical issue) shallow breathing When do you check carotid pulse? - ANSWER unconscious When do you check radial pulse? - ANSWER conscious When do you check brachial pulse? - ANSWER infants Single Rescuer CPR - ANSWER Mouth to mask for 30 compressions (one-way valve) Ventilation - ANSWER movement of air in and out of lungs Respiration - ANSWER exchange of O2 within alveoli Oxygenation - ANSWER attachment of O2 to hemoglobin on RBCs What happens during inhalation? - ANSWER diaphragm/intercostal muscles contract (neg. pressure) What happens during exhalation? - ANSWER diaphragm/intercostal muscles relax (pos. pressure) Hypoxic Drive (& what triggers it) - ANSWER driven by lack of O2 triggered my chemoreceptors! Acidosis - ANSWER too much acid (short, quick respirations) Alkalosis - ANSWER too much base (long, deep respirations) Why do we breathe? - ANSWER get rid of CO2 & low pH in CSF