Answer:
life of African-Americans in rural south of 1940s
P wave is the atria “firing”/depolarizing, the QRS complex is the ventricles depolarizing (and the atria are depolarizing while this happens), and the T wave is the ventricles depolarizing. Depolarizing is when it contracts, and repolarizing is when it relaxes and refills.
Which skills lab? can you provide more information?
Answer:
Phenotyping the patient’s red blood cell antigens corresponding with common antibodies that are cold-reactive is typically performed when the patient has made a cold-reacting antibody. Common scenarios include anti-M a naturally occurring antibody common in children or anti-Lewis a naturally occurring antibody common in pregnancy.