जब कोरोनरी धमनियां प्लाक द्वारा गंभीर रूप से अवरुद्ध हो जाती हैं, जिससे हृदय की मांसपेशियों में रक्त का प्रवाह कम हो जाता है, तो इसका सीधा परिणाम क्या हो सकता है?

Given below are two statements: one is labelled as Assertion (A) and the other as Reason (R). Assertion (A): Patients diagnosed with Type 1 Diabetes Mellitus require lifelong insulin therapy. Reason (R): Type 1 Diabetes Mellitus is characterized by an autoimmune destruction of pancreatic β-cells, leading to an absolute deficiency of insulin. In light of the above statements, choose the most appropriate answer:

'Bulimia Nervosa' can lead to a specific electrolyte imbalance known as 'Hypokalemia', which is a deficiency of: