celiac artery, stomach, liver, pancreas, gall bladder and part of duodenum
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what develops from the mid gut?
superior mesenteric artery, rest of duodenum, ileum, jejunum, ascending and transverse colon
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what develops from the hind gut?
inferior mesenteric artery, descending colon, sigmoid colon and rectum
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what are the four layers of the GIT?
mucous membrane- that consists of three layers. epithelium, lamina propria(supporting tissues) muscularis mucosae-thin double sm. Submucosa-loose connective tissue with vessels and nerves forming meissner's plexus. leukocytes and fat
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continued.
muscularis externa-two thick layers of smooth muscle-inner circular, outer longitudinal between is nerves. Adventitia-thin connective tissue. more mobile parts called serosa.
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describe the lips and cheeks
external skin, inner mucous. epithelium of skin is keratiniesed stratified squamous. mucous membrane is non-keratinised. vermollion border-actual lip bit. has many blood vessels but no glands.cheeks same
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describe the gingiva
these are the gums, dense fibrous tissue. and mucous membrane attached to teeth. continuous with preiodontal ligament that anchors teeth to bone
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describe the tongue-papilla
muscular organ covered in mucous membrane. smooth lower side with nodules due to lympatic tissue. rough on topdue to papillae.
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vallate papillae
contain taste buds and opening of glands (found at back of tongue)
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fungiform papillae
bright red spots on the tip and contain taste buds
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filiform papillae
projections with tips keratinised.
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what are the major salivary glands
parotid gland-opens up but upper second molar tooth, sublingual gland and submandibular gland
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Other cards in this set
Card 2
Front
what develops from the mid gut?
Back
superior mesenteric artery, rest of duodenum, ileum, jejunum, ascending and transverse colon
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