Organ Systems and Their Major Functions

Flashcards covering the eleven major organ systems and their respective primary physiological functions.

Integumentary system

Forms the external body covering; Protects the body

Skeletal system

Provides support, structure and a structure for muscles to attach onto

Muscular system

Responsible for producing movements; maintains posture

Nervous system

Regulates body activities by detecting, interpreting and responding to changes

Endocrine system

Regulates body activities through hormones transported by the blood

Cardiovascular system

Pumps blood and transports oxygen, carbon dioxide, nutrients, hormones and waste through the body

Lymphatic system

Returns protein and fluid to blood; carries lipids from Gi tract to blood

Respiratory system

Transfers oxygen from inhaled air to blood & carbon dioxide from blood to exhaled air

Digestive system

Physical Ana chemical breakdown of food; absorbs nutrients; eliminates sold waste

Urinary system

Produces, stores, & eliminates urine; regulates volume & chemical composition of blood

Reproductive system

Gonads produce gametes that unite to form a new organism