digestion Flashcards
(26 cards)
proximate principalties of food
carb,proteins and fats
the alimentary canal develops from
ectoderm and endoderm
two cavities of mouth
vestibule and buccal cavity
which glands are found in innner and outer part of lips
serous and sebaceous resp
oral cavity is lined by
str. non kr. squamous epithelium
above soft palate and hard palate these are present
uvula and palatine rugae resp ….rugae is present in ventral part and is well developed in carnivores
name all parts of tongue
foramen caecum , sulcus terminalis ,lingual tonsils and taste papillae
some taste buds are also present in
pharyngeal region of tongue, throat region, over epiglottis
origin of alimentary canal
ectodermal : upto hard palate
endoderm: from soft palate to rectum
ectoderm: anal canal to anus
palatine tonsils
one pair of large lymph node present in posterolateral surface of soft palate
deficiency of vit B2 causes
cheilosis , glossitis and keratitis
tongue is non motile in
whale
dental formula
in kids: 2102 in adults: 2123 and monophyodont : 0021
in animals teeth absence is seen in
in frog only upper jaw teeth present …in hippocampus ,tortoise and birds no teeth
teeth is
ectomesodermal
one root
incisor , canine and all premolar except 1st upper premolar
2 root
1st upper premolar and lower molar
3roots
upper molar
vit and minerals in teeth
F: maintein enamel and check dental decay
VIT C DEFICIENCY : scurvy
phosphate and calcium ion is component of bone and teeth and Ca is essential for normal blood clotting
Ca deficiency rickets and muscular spasm
liver and pancreas are made of
endoderm
salivary glands are not present
whale and frog
composition of saliva
ptyalin ,lysozyme,thiocyanates ,mucin ,mucus and ions like Na,K,Cl ,IgA and urea and uric acid
gall bladder is not present in
whale ,lemprey and horse
glucose processes in liver
glycogenolysis
glycogenesis
glyconeogenesis
gluconeogenesis