What are the main components of the skeletal system and their functions?

The skeletal system includes bones, joints, and cartilage.

• Bones give our body structure and protect organs. 
• Joints help us move.
• Cartilage is flexible tissue that cushions our joints.

Fill in the blank: The primary function of the muscular system is ___ and it includes ___ and ___.

Movement; muscles; tendons

How does the respiratory system facilitate breathing?

When we breathe in, air enters through the nose or mouth, travels through airways into the lungs where oxygen is taken in and carbon dioxide is removed. The diaphragm is a muscle that moves down to help pull air in and up to push air out.

True or False: The circulatory system is responsible for digesting food and absorbing nutrients.

False

The circulatory system does not digest food.

• Transports blood and oxygen.

• Delivers nutrients to cells.

• Digestive system handles food.

What role does the nervous system play in the human body?

The nervous system is the body’s control system. The brain sends messages through the spinal cord and nerves to control movement, senses, and body functions.

Fill in the blank: The endocrine system regulates ___ through glands like the ___ and ___ glands.

Hormones; pituitary; thyroid

What is the primary function of the immune system?

The immune system protects the body from harmful germs and diseases by utilizing white blood cells, antibodies, and lymph nodes to fight infections.

Describe the significance of healthy eating for overall health.

Healthy eating is vital for health.

• Provides essential nutrients for energy.

• Supports a strong immune system.

• Improves mood and mental well-being.

True or False: Portion control is unimportant when it comes to healthy eating.

False. Portion control is crucial to avoid overeating and helps maintain a healthy weight.

What are some effective cooking methods to promote healthy eating?

Effective cooking methods include baking, grilling, steaming, and sautéing, which help reduce added fats compared to deep-frying.