Q1. An ECG analysis identified abnormalities during phases 1 and 2 in the generation of an action potential in a patient's heart. Explain what happens during these phases and include in your discussion the channel(s) that are opened or closed during each phase.
Q2. The adrenal cortex can become hypo-functioning. Explain how this can occur, what happens to the body when it occurs, the main hormone(s) involved and the main treatment strategy that is used to treat this disorder.