organ systems Flashcards
integumentary system
hair skin nails
integumentary system functions
forms external body covering & protects deeper tissues from injury
skeletal system
joint & bones
skeletal system functions
supports and protects body organs & provides a structural framework for muscle attachments
muscular system
posture maintenance, facial expression, heat production, locomotion
locomotion
interaction with the environment
nervous system
brain, spinal cord, nerves
nervous system functions
fast-acting control system, allows complex interactions with both the internal & external environments
respiratory system
nasal cavity, pharynx, larynx, trachea, bronchus, lung
respiratory system functions
keeps blood constantly supplied with oxygen & removes carbon dioxide, gaseous exchanges occur throughout the walls of air sacs in the lungs
cardiovascular system
heart blood vessels
cardiovascular system functions
heart pumps blood, blood vessels transport blood which carries oxygen, carbon dioxide, nutrients, waste
digestive system
oral cavity, esophagus, liver, stomach, small & large intestine, rectum, anus
digestive system functions
breaks down food into absorbable units, eliminates indigestible materials
urinary system
kidney, ureter, urinary bladder, urethra
urinary system functions
eliminates nitrogenous wastes, regulates water, electrolyte and acid-base balance of the blood
reproductive system male
prostate gland, ductus deferens, scrotum, testis, penis
reproductive system female
mammary glands, ovary, uterine tube, uterus, vagina
reproductive system functions
overall function is to produce offspring
endocrine system
pineal gland, pituitary gland, thyroid gland, thymus, adrenal gland, pancreas, testis, ovary
endocrine system functions
endocrine glands produce hormones that regulate growth, reproduction, nutrient use
lymphatic system
red bone marrow, thymus, lymphatic vessels, thoracic duct, spleen, lymph nodes
lymphatic system functions
houses white blood cells involved in immunity, collects fluids released from blood vessels and returns them to the bloodstream, disposes of debris in the lymphatic stream
