MCQ IN MEDICINE

Detailed explanation-1: -Not all bacteria are harmful, and some bacteria that live in your body are helpful. For instance, Lactobacillus acidophilus-a harmless bacterium that resides in your intestines-helps you digest food, destroys some disease-causing organisms and provides nutrients.

Detailed explanation-2: -They can be beneficial or potentially dangerous, depending on their type, quantity, and location in the body. Some bacteria, such as those in your gut, help keep you healthy. Other bacteria may cause bacterial infections and require treatment. Antibiotics can be prescribed for certain bacterial infections.

Detailed explanation-3: -The bacteria and viruses that cause the most illnesses, hospitalizations, or deaths in the United States are described below and include: Campylobacter. Clostridium perfringens.

Detailed explanation-4: -They are responsible for many infectious diseases like pneumonia, tuberculosis, diphtheria, syphilis, and tooth decay. Some bacteria cause cellulose degradation thereby destroying textiles, wooden articles, and canvas.