Systems And Definitions Flashcards
Cells
Individual units found in all parts of the human body.
Tissues
Similar cells grouped together to do a specific job.
Organs
Structures composed of several kinds of tissues.
Systems
Groups of organs working together to preform complex functions.
Circulatory system
Heart, blood, and blood vessels.
Digestive system
Brings food into the body and breaks it down to enter bloodstream.
Endocrine system
Composed of glands; sends chemical messengers (hormones) into the blood.
Reproductive system
Produce the cells that join to form the embryo.
Musculoskeletal system
- including muscles, bones, joints, and connective tissues.
- supports the body and allows it to move.
Nervous system
Carries electrical messages to and from the brain and spinal cord.
Respiratory system
Controls breathing
Skin and sense organ systems
Including the skin, eyes, and ears
Receives messages from the environment and sends them to the brain
Urinary system
Produces urine and send it out through the kidneys, ureters, bladder, and urethra
