There are 12 major anatomy systems: Skeletal, Muscular, Cardiovascular, Digestive, Endocrine, Nervous, Respiratory, Immune/Lymphatic, Urinary, Female Reproductive, Male Reproductive, …

2025年1月8日 · The human body has 11 major organ systems: Circulatory System : Includes the heart and blood vessels, transporting blood, oxygen, and nutrients. Respiratory System : …

Since there is no single standard definition of what constitutes an organ, the number of organs vary depending on how one defines an organ. For example, this list contains more than 79 …

Organs include mouth, esophagus, stomach, liver, gallbladder, pancreas, small and large intestine, appendix and rectum. Functions: break down food, extracts nutrients from foods and …

Your body organs range from your brain, heart, liver, skin, lungs, kidneys, intestines, stomach, bladder, etc. In all, there are believed to be 80 organs in your body, all serving different …

2023年11月3日 · The human body is a biological machine made of body systems; groups of organs that work together to produce and sustain life. Sometimes we get lost while studying …

2023年4月27日 · The five main organ systems of the human body are: Cardiovascular System: This system includes the heart and blood vessels and is responsible for circulating blood …

2025年2月10日 · human body, the physical substance of the human organism, composed of living cells and extracellular materials and organized into tissues, organs, and systems. Human …

2024年1月26日 · The five vital organs in the human body are the brain, heart, lungs, kidneys, and liver. Other organs include the gallbladder, pancreas, and stomach. Organ systems, such as …

Access easy-to-understand explanations and practical examples on key biology topics, from cells to ecosystems. Learn at your own pace with bite-sized, verified content. 1. Integumentary. 2. …