Donor Qualification, Blood Collection and Testing SBB With All Answers

Donor Qualification, Blood Collection and Testing SBB With All Answers Define donor reaction - ANSWER any untoward event resulting from the donor process including psychological reactions. Define donor injury - ANSWER any bodily harm that occurs in conjunction with or as a direct result to donation. What is 'diversion' and how does it reduce skin contamination? - ANSWER diversion is wasting the first 10 mL of a blood donation to eject any potential skin debris in the liquid. List some common donor reactions - ANSWER arm pain, hematoma, pre-faint reactions, and nerve irritation How to differentiate a pre-faint reaction from volume deletion? - ANSWER pre-faint reactions have low blood pressure and low heart rate, while in volume depletion there is low blood pressure and high heart rate as the heart attempts to compensate Why do pre-faint reactions happen? - ANSWER emotion, pain, and/or stress can trigger the vagus nerve. Starting at the brain stem the parasympathetic nervous system slows heart rate, dilates blood vessels and stimulates stomach secretions. What is a treatment for a pre-faint reaction? - ANSWER Trendelenburg position (raised legs and lowered upper body)