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skeletal muscles-voluntary movement (we consciously control muscle movement. Example: arms, legs, mouth, head movement)
smooth muscles-involuntary movement (muscles move automatically like the muscles around your intestines)
cardiac muscles-involuntary movement (muscles move automatically like your heart)
upper respiratory track: nose, sinuses, mouth, pharynx, epiglottis, larynx
lower respiratory track: trachea, bronchus, bronchioles, alveoli
Digestive System or gastrointestinal
mouth, esophagus, stomach, small intestine, large intestine, rectum and anus; other organs include liver pancreas, gallbladder and appendix
hypothalamus gland, pituitary gland, pineal gland, thyroid gland, thymus gland, parathyroid glands, adrenal gland, pancreas, ovaries, testes
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