Flashcards › Human Body Systems

a group of cells of the same type tissue a group of tissues of different kinds working together to perform a task organ a type of muscle that works the heart cardiac muscle a type of muscle found in the walls of some organs such as teh stomach, intestines, blood vessels, and bladder smooth muscle a muscle with light and dark stripes; a muscle you can control by thinking striated muscle the main organ of the respiratory system lungs a tiny blood vessel that allows gases and nutrients to pass from blood to cells capillary the muscle that pumps blood through blood vessels to all parts of the body heart a blood vessel that carries blood away from the heart artery a large blood vessel that returns blood to the heart vein the control center of your nervous system brain a nerve cell neuron a group of neurons that carries signals from the brain to the body and from the body to the brain nerve the tube of nerves that runs through your spine or backbone spinal cord the tube that connects your mouth with your stomach esophagus a bag made up of smooth muscles that mixes food with digestive juices stomach a long tube of muscle where most food is digested small intestine the last part of the digestive system where water is removed from food large intestine