A&P 150 body systems and their functions

Integumentary System

Provides Protection, Synthesizes vitamin D, Regulates body temperature, Site of Cutaneous Receptors, Prevents Water Loss

Skeletal System

Protection, Support, Provides framework for movement, Stores Calcium and Phosphorus, Site of Hemopoiesis: Makes all blood cells, Provides Attachment for muscles

Muscular System

Composed of muscles and tendons, Allows manipulation of the environment, locomotion, and facial expression; Maintains posture; Produces heat

Nervous System

Controls body movement; Regulates control of all body systems; Responds to sensory stimuli; Involved in consciousness, memory, personality and intelligence

Cardiovascular System

Pumps blood all over the body using blood vessels; Delivers nutrients, hormones, gases (Oxygen and Carbon Dioxide) and pick up waste products produced by the body.

Lymphatic/Immune System

Picks up fluid leaked from blood vessels and returns it to blood; Disposes of debris in the lymphatic stream; Houses white blood

Respiratory System

Exchange of gases (O2 and CO2) between the air and the blood

Digestive System

Breaks down food into absorbable units that enter the blood (absorbs nutrients); Eliminates indigestible foods as feces

Urinary System

Filters the Blood; Eliminates nitrogenous wastes from the body; Regulates water, electrolyte, and pH balance of the blood; Regulates blood volume and blood pressure; Produces Urine

Female Reproductive System

Main function is the production of offspring; Ovaries produce ova (eggs) and female sex hormones (estrogen and progesterone); Remaining structures serve as sites for fertilization and development of the fetus; Mammary glands produce milk to nourish the newborn

Male Reproductive System

Produces male sex cells (sperm) and male hormone (testosterone); Transfers sperm to female

Endocrine System

Responsible for developing and secreting hormones; Helps to control mood, development, tissue function and metabolism