digestive fluid produced by liver?
richly vascularized membranous structure that supports the intestines
how many molars are in a human
innermost muscular layer of the stomach
function of the lacteal
ridge-like structures in stomach?
bulging structures on colon?
ridge-like structures in nasal cavity
what reinforces tracheal bifurcation?
function of epiglottis
prevents food from entering windpipe when swallowing by covering glottis
what is the volume of gas in lungs after a maximum expiration?
during inspiration, the diaphragm is _
during expiration, the pressure in the lungs is ___ than pressure of air
name a muscle that is contracted during expiration
external/internal abdominal oblique
supporting components of trachea that keep the airway open?
epithelium in the lumen of the trachea?
pseudostratified ciliated columnar
majority of gas exchange happens where?
esophagus has what type of epithelium
epithelium in lumen of small intestine?
cell on small intestine is probably __