Kwashiorkor disease is due to:

1.	simultaneous deficiency of proteins and fats
2.	simultaneous deficiency of proteins and calories
3.	deficiency of carbohydrates
4.	protein deficiency not accompanied by calorie deficiency

Match the items given in Column - I with those in Column - II and choose the correct option:

Which of the following is not the correctly matched

pair of salivary gland and its secretory duct?

      Salivary gland                Secretory duct

(1) Parotid                       :    Stensen's duct

(2) Sub-mandibular          :    Wharton's duct

(3) sub-lingual                 :     Duct of Rivinus

(4) Sub-maxillary             :     Stensen's duct

In the man, teeth whcih grow at late adult stage 

are called wisdom teeth. Their number is 

(1) 2

(2) 8 

(3) 4

(4) 6

Identify the cells whose secretion protects the lining of gastro-intestinal tract from various enzymes:

1. Duodenal cells

2. Chief cells

3. Goblet cells

4. Oxyntic cells

Match the following structures with their respective location in organs:

Select the correct option from the following:
 

Identify the correct set, which shows the name of the enzyme from where it is secreted and the substrate upon which it acts.

1. Ptyalin- Intestine- Maltose

2. Ptylin- Pancreas- Lipid

3. Pepsin- Stomach wall- Caesin

4. Chymotrypsin- Salivary gland- Lactose

Space in the jaw bone unoccupied by teeth is called:

1. Dentine

2. Diastema

3. Enamel

4. Crown