During prolonged fasting, in what sequence are the following organic compounds used up by the body?
First carbohydrates, next proteins and lastly lipids
First proteins, next lipids and lastly carbohydrates
First carbohydrates, next fats and lastly proteins
First fats, next carbohydrates and lastly proteins
Which part of body secretes the hormone secretin?
Oesophagus
Duodenum
Stomach
Ileum
Which one of the following pairs of food components in humans reaches the stomach totally undigested ?
Protein and starch
Starch and fat
Fat and cellulose
Starch and cellulose
Which is a reducing sugar?
Galactose
Gluconic acid
β-methyl galactoside
Sucrose
Which one of the following is mismatched?
Vitamin-K - Beri-beri
Vitamin-D - Rickets
Vitamin-C - Scurvy
Vitamin A - Xerophthalmia
In a person of advanced age, the hair become thinner gradually. It happens because of decrease in:
Synthesis of glucose
Synthesis of proteins
Energy availability
Blood supply
The richest sources of vitamin-B12 are:
Goat's liver and Spirulina
Chocolate and green gram
Rice and hen's egg
Carrot and chicken's breast
Duodenum has characteristic Brunner's glands which secrete two hormones called:
Kinase , estrogen
Secretin , cholecystokinin
Prolactin , parathormone
Estradion, progesterone
Epithelial cells of the intestine involved in food absorption have on their surface:
Pinocytic vesicles
Phagocytic vesicles
Zymogen granules
Microvilli
Lactose is composed of:
Glucose + Fructose
Glucose + Glucose
Glucose + Galactose
Fructose + galactose
