Digestive System Anatomy Flashcards
Digestive system is categorized into two categories
organs of the alimentary canal and accessory digestive organs
What is the continuous muscular tube that extends from the mouth to the anus
Alimentary canal
What are the organs of the alimentary canal?
mouth, pharynx, esophagus, stomach, small intestine and large intestine
What are the accessory digestive organs?
teeth, tongue, gallbladder, digestive glands
What is the serous membrane which lines the walls and organs of the abdominal cavity?
Peritoneum
What peritoneum covers the external surface of the ORGANS within the abdominal cavity
Visceral Peritoneum
Which peritoneum lines the internal surface of the WALLS of the abdominal cavity
Parietal Peritoneum
What is a fused double layer of peritoneum that extends from the body wall to a digestive organ; many organs are held in place by these
Mesentaries
what lie against the posterior abdominal wall(not suspended by mesentary); Examples are:pancreas, bladder, kidneys
Retroperitoneal
what part of the oral cavity is mainly muscle, process of mastication and speech
Lips/Cheek
what forms the bony part of the oral cavity
palate
what is the ANTERIOR bony portion of roof of the mouth; food gets pushed against it during chewing and plays a role in speech
Hard Palate
what is the POSTERIOR bony portion of the roof of the mouth; closes off nasopharynx when we swallow
Soft Palate
This part of the oral cavity aids in chewing, swallowing, and speech
Tongue
What produce and secrete saliva?
salivary glands
What is the function of saliva?
cleanse mouth, dissolve food chemicals, and salivary enzyme(begins chemical breakdown of starches)
What salivary gland is located posterior to each ear?
Parotid Gland
What salivary gland is located below the tongue?
Sublingual