Organ Systems Flashcards
(11 cards)
skeletal system
main function: support, protection for internal organs, and aid in movement
key structures: bones, tendons, ligaments, and cartilage
muscular system
main function: movement and stabilization
key structures: skeletal, smooth, and cardiac muscles
nervous system
main function: collect, process, and respond to sensory information; control voluntary + involuntary actions
key structures: brain, spinal cord, and all connected nerves and sensory organs
endocrine system
main function: production and secretion of hormones for the regulation of the body
key structures: hypothalamus and glands
cardiovascular system
main function: gas exchange and nutrient transport to and from cells throughout the body
key structures: heart and blood vessels
respiratory system
main function: gas exchange; taking in oxygen and getting rid of carbon dioxide
key structures: lungs, nose, mouth, trachea and diaphragm
digestive system
main function: breaks down food and absorption of nutrients for the body
key structures: mouth, stomach, and intestines
urinary system
main function: maintain water balance, gets rid of waste, regulates blood volume and pressure, and filters blood
key structures: kidneys and bladder
integumentary system
main function: acts as a barrier to protect the body from the outside world, regulates temperature, and controls water loss
key structures: skin, hair, nails, and associated glands
immune and lymphatic systems
main function: defend, deflect, and destroy infectious agents that make their way into the body
key structures: lymph nodes, blood vessels, thymus, bone marrow, and spleen
reproductive system
main function: allows animals to reproduce by producing egg and sperm, hormones, and nurturing developing offspring
male structures: testes + penis
female structures: vagina, uterus, ovaries
