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AP - Intro
Anatomy And Physiology Intro
Term | Definition |
---|---|
Anatomy | The study of the structure of body parts and their relationships to one another. |
Physiology | The science of how body parts function and work together. |
Homeostasis | The ability to maintain a stable internal environment despite changes in external conditions. |
Tissue | A group of cells with a similar structure and function that work together to perform a specific task. |
Organ | A structure made up of different tissues that work together to perform a specific function. |
Cell | The basic unit of life that makes up all living things. |
Integumentary System | The system that covers the body's surface and includes the skin, hair, nails, and sweat glands. |
Skeletal System | The framework of the body that provides support, structure, protection, and allows for movement. |
Muscular System | The system that allows the body to move, maintain posture, and produce heat. |
Nervous System | The control center of the body that gathers information from the environment and sends messages to the muscles, organs, and glands. |
Endocrine System | The system that produces hormones that regulate many body functions, such as growth, development, metabolism, and reproduction. |
Cardiovascular System | The system that transports blood throughout the body, carrying oxygen, nutrients, and waste products. |
Respiratory System | The system that takes in oxygen and releases carbon dioxide. |
Digestive System | The system that breaks down food into its nutrients, absorbs those nutrients into the bloodstream, and eliminates waste products. |
Urinary System | The system that removes waste products from the blood in the form of urine. |
Reproductive System | The system that allows humans to reproduce. |
Anterior (ventral) | Front of the body. |
Posterior (dorsal) | Back of the body. |
Medial | Toward the midline of the body. |
Lateral | Away from the midline of the body. |
Superior (cephalic) | Above or towards the head. |