Biology - Body Fluids and Circulation Question with Solution | TestHub

A silent heart attack is medically known as a silent myocardial infarction (SMI). It is called \"silent\" because it occurs without the classic, highly recognizable symptoms of a heart attack, such as extreme chest pain, shortness of breath, and sweating or extreme chilling.

Patients may only experience mild symptoms that are often mistaken for other less serious conditions, such as indigestion, fatigue, or general discomfort.

Therefore, the statement \"Extreme chilling is experienced\" is incorrect, as extreme symptoms are characteristically absent in a silent heart attack.

Answer: Extreme chilling is experienced.