Which of the following pair is characterised by swollen lips, thick pigmented skin of hands and legs and irritability ?
Answer: Nicotinamide ---- Pellagra
Fructose is absorbed into the blood through mucosa cells of intestine by the process called
Answer: Facilitated transport
What will happen if the secretion of parietal cells of gastric glands is blocked with an inhibitor?
Answer: In the absence of HCl secretion, inactive pepsinogen is not converted into the active enzyme pepsin
The haemorrhagic disease of new born is caused due to the deficiency of
In a person of advanced age, the hair become thinner gradually. It happens because of decrease in
Answer: Synthesis of proteins
When breast feeding is replaced by less nutritive food low in proteins and calories; the infants below the age of one year are likely to suffer from
If pancreas is removed, the compound which remains undigested is
If for some reason our goblet cells are non-functional, this will adversly affect 
Answer: Smooth movement of food down the intestine
Which one of the following statement is true regarding digestion and absorption of food in humans?
Answer: Chylomicrons are small lipoprotein particles that are transported from intestine into blood capillaries
Where is protein digestion accomplished?
Duct leading from parotid gland and opening into vestibule is
Calcium deficiency occurs in the absence of vitamin
Which part of body secretes the hormone secretin ?
The layer of cells that secret enamel of tooth is
The contraction of gall bladder is due to
Brunner's glands occur in
Answer: Sub-mucosa of duodenum
During prolonged fasting, in what sequence are the following organic compounds used up by the body?
Answer: First carbohydrates, next fats and lastly proteins
Answer: Three digestive enzymes and two hormones
Carrier proteins faciliate the absorption of substance like
Answer: Amino acids and glucose
The vitamin-C or ascorbic acid prevents