NANP Board Practice Exam

What effect does cooking meat at high temperatures without marinating have on the body?

1. It reduces cholesterol levels

2. It increases free radical formation

3. It enhances the taste

4. It has no effect on the body

The correct answer is: It reduces cholesterol levels

Cooking meat at high temperatures without marinating primarily leads to an increase in free radical formation in the body. When meat is exposed to high heat, particularly through methods like grilling, frying, or broiling, it can create harmful compounds, including heterocyclic amines (HCAs) and polycyclic aromatic hydrocarbons (PAHs). These compounds are known to act as free radicals, which can contribute to oxidative stress in the body. Oxidative stress is associated with various health issues, including inflammation and an increased risk of chronic diseases. Marinating meats before cooking can help to reduce the formation of these harmful compounds, as certain ingredients in marinades, such as vinegar, citrus juices, and herbs, contain antioxidants that counteract oxidative damage. Therefore, the correct response highlights the potential negative consequences of cooking meat in such a manner without using marinating techniques.