Lesson Summary

In this module, you have learnt that:

• The skeletal system provides structural support and protects internal organs.

• The muscular system enables movement and generates heat.

• The integumentary system protects the body, regulates temperature, and senses stimuli.

• The nervous system coordinates and controls bodily functions.

• The endocrine system regulates bodily functions through hormones.

• The immune system defends the body against pathogens.

• The circulatory system transports oxygen, nutrients, and waste products.

• The respiratory system exchanges oxygen and carbon dioxide.

• The digestive system breaks down food and absorbs nutrients, while the excretory system removes waste products from the body.