Buccal Cavity

(a) Which epithelium consists of thin, flat, disc-like cells closely fitted like tiles in a floor, and alternatively called pavement epithelium ? (b) The cells of the epithelium are about as tall as wide, having rounded nucleus in the centre of the cell. It may be secretory or non-secretory. Name such an epithelium. (c) Which kind of epithelium would you find in (i) Buccal cavity (ii) Skin in land vertebrates.

Match column I with column II and select the correct option from the codes given below {:(,underset(underset("canal of earthworm)")("(Parts of alimentary"))("Column I"),,underset("(Respective segments)")("Column II")),("A.","Buccal cavity","(i)","1-3"),("B.","Pharynx","(ii)","3-4"),("C.","Oesophagus","(iii)","5-7"),("D.","Gizzard","(iv)","8-9"),("E.","Stomach","(v)","9-14"),("F.","Intestine","(vi)","15 to last"),("G.","Typhlosole","(vii)","26-35"):}

Read the following statements and find out how many of these are related to given figure. a. Multilayered epithelium b. Limited role in secretion and absorption. c. Main function is to provide protection aganist chemical and mechanical stresses. d. They cover the dry surface of skin, moist surface of buccal cavity and pharynx.

Choose the correctly matched pair. А Inner lining of salivary ducts - Ciliated epithelium B Moist surface of buccal cavity-Glandular epithelium с Tubular parts of nephrons - Cuboidal epithelium D Inner surface of bronchioles - Squamous epithelium

Select the correct statement . (a) Salivery glands situated just outside the buccal cavity. (b) Liver is the largest digestive gland. (c ) Hepatic duct not aries from gall bladder. (d) Sphincter of oddi can regulate the released of pancreatic and bile duct in duodenum

Select the correct statements. (a) Salivary glands situated just outside the buccal cavity. (b) Liver is the largest digestive gland. (c) Hepatic duct not arises from gall bladder. (d) Sphincter of oddi can regulate the released of pancreatic and bile duct in duodenum.

Read the following statements regarding the absorption of nutrients. Choose the correct set of statements from the given below codes. I. Absorption of carbohydrates takes place in the stomach and jejunum part of intestine. II. The water soluble end products of food can reach the blood and lymph directly. III. Large intestine and buccal cavity do not function as the site of absorption. IV. Large intestine is the site of absorption of about 90% of the total water present in the hydrolysed food.