Human body system

Front

What is mechanical digestion?

Back

The physical breakdown of food into smaller pieces, which increases the surface area for enzymes to work on.

Front

What happens to food molecules in the digestive system?

Back

They break down into smaller molecules that can be absorbed by the body.

Front

What is the main function of the lymphatic system?

Back

To protect the body from infections and diseases by filtering out bacteria and other pathogens.

Front

What are the main glands in the endocrine system?

Back

Hypothalamus, pancreas, thyroid, and adrenal gland.

Front

What is the primary function of the circulatory system?

Back

To transport blood, nutrients, and gases throughout the body.

Front

What is the role of the esophagus in digestion?

Back

To transport food from the mouth to the stomach.

Front

What is chemical digestion?

Back

The process of breaking down food into simpler molecules by enzymes and acids.

Front

What is the function of the pancreas?

Back

To produce digestive enzymes and hormones, including insulin.

Front

What is the role of the thyroid gland?

Back

To regulate metabolism, energy levels, and growth through hormone production.

Front

What is the function of red blood cells?

Back

To carry oxygen from the lungs to the body's tissues and return carbon dioxide to the lungs.