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bodysystem TEST 1
cousins middle school, braswell, grade 7, georgia
Term | Definition |
---|---|
Skeletal system | The framework of bones that provides support, shape, and protection for the body. |
Nervous system | The complex network of nerves and cells that transmit signals between different parts of the body |
Protection | The act of keeping someone or something safe from harm or danger. |
Brain | The organ inside the skull that controls the body's functions, thoughts, and emotions. |
Spinal cord | The long, thin bundle of nerves that extends from the base of the brain to the lower back and carries signals between the brain and the rest of the body |
Muscle contractions | The tightening and shortening of muscles, which generates force and allows movement. |
Digestion | The process by which the body breaks down food into smaller molecules that can be absorbed and used for energy |
Muscular system | The system of muscles in the body that allows movement and provides support. |
Small intestine | The long, narrow tube in the digestive system where most of the digestion and absorption of nutrients takes place.. |
Cardiovascular system | The network of blood vessels, including the heart, that transports oxygen, nutrients, hormones, and waste products throughout the body. |
Homeostasis | The ability of an organism or system to maintain a stable internal environment despite external changes. A cell in its happy place . |
Excretory system | The system in the body responsible for removing waste products and excess fluids from the body. |
Respiratory system | The organs and tissues involved in the exchange of oxygen and carbon dioxide between the body and the environment. |
Tendons | Strong, flexible bands of connective tissue that attach muscles to bones. |
Epiglottis | A flap of cartilage in the throat that prevents food and liquid from entering the windpipe during swallowing. |
hemopoiesis | production of blood cells |
dilate | to open up, often to allow cooling |