(Video) How Does the Muscular System Work? When mucus (or snot) in your nose, dirt, and other debris get dry and clump together, its called a booger. briefly explains the anatomy and function of the major organ systems. The human body is made up of multiple interacting systems. The urinary system helps eliminate a waste product called urea from the body, which is produced when certain foods are broken down.
The systems studied in elementary school are usually the circulatory system, respiratory system, muscular system, digestive system, and nervous system. It is useful to help the pupils to understand the concept of the senses. Read about our approach to external linking. You could explore the senses with the pupils and engage in activities to look at how important each is, such as engaging in disability sporting activities to highlight this with the pupils. This animated film shows the life cycle of a butterfly and a frog, and takes us through the human life cycle. The immune system is the body's defense against bacteria, viruses and other pathogens that may be harmful. (Video), How Does the Endocrine System Work? Oxygen from the air you inhale moves through small blood vessels and enters the bloodstream. Live Science is part of Future US Inc, an international media group and leading digital publisher. Most muscles work in pairs, allowing movement in more than one direction.
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