Stomach
stores and begins digestion of food
Duodenum
receives chyme and begins chemical digestion
Jejunum
absorbs most nutrients
Ileum
absorbs bile salts and remaining nutrients
Liver
produces bile and processes nutrients
Gallbladder
stores bile
Pancreas
produces digestive enzymes
Esophagus
transports food to stomach
Pyloric sphincter
controls release of chyme
Rugae
allow stomach expansion
Nasal cavity
filters, warms, moistens air
Pharynx
passageway for air
Larynx
voice production and airway protection
Epiglottis
prevents food entering airway
Trachea
conducts air to lungs
Primary bronchi
carry air to lungs
Bronchioles
regulate airflow
Alveoli
site of gas exchange
Lungs
perform gas exchange
Pleura
reduces friction
Right atrium
receives deoxygenated blood
Left atrium
receives oxygenated blood
Right ventricle
pumps blood to lungs
Left ventricle
pumps blood to body