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Quiz 9
Mdcat-past-papers - DUHS - Biology Quiz
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Board: DUHS | Subject: Biology |
161. The hormone which inhibits the secretion of pancreatic juice is :
Secretin
Thyroxin
Gastrin
Calcitonin
162. The emulsification of fats is the role of:
Saliva
Pancreatic juice
Gastrin
Bile
163. Proteins components of food are digested by enzymatic secretions of:
Goblet cells
Parietal cells
Zymogen cells
Oxyntic cells
164. Digestive system consists of different layers. The innermost is called:
Submucosa
Mucosa
Muscularis
Serosa
165. The first chemical digestion of proteins takes place in the:
Mouth
Oesophagus
Stomach
Intestine
166. Select the hormone which increase the activity of parietal and chief cells:
Cholecystokinin
Secretin
Gastrin
Acetylcholine
167. Enzyme trypsinogen is activated by:
Trypsin
Pepsin
Enterokinase
None
168. Portion of stomach which is present immediately after oesophagus is known as:
Fundic portion
Pyloric portion
Gastric portion
Cardiac portion
169. A hormone called ........ controls the secretion of gastric juice:
Gastrin
Secretin
Thyroxin
Iodothyroxin
170. In human gut, chylomicrons are formed by the combination of:
Pancreas and carbohydrate
Fats and proteins
Fats & Carbohydrates
Vitamins and Fats
171. Intrinsic factor secreted by parietal cells helps in:
Vitamin B12 absorption
carbohydrates breakdown
protein digestion
bowel movement
172. Parietal cells are also called oxyntic cells produce:
Bile
Pepsinogen
HCl
Trypsin
173. Major volume of gastric juice is produce by:
sensation of taste
smell of food
presence of protein food in stomach
sight of food
174. Carnivorous plants have evolved mechanisms for trapping and digesting small animals. The product of this digestion is used to supplement the plant's supply of:
Carbohydrates
Nitrites
Lipids
Oxygen
175. The total inside capacity of lungs is ------ for man:
6.7 liter
2.5 liter
7 liter
5 liter
176. The area between two lungs is called:
Ischium
Mediastinum
Acetabulum
Hilum
177. Which one of the following part of human respiratory system forms the gas exchange surface?
Trachea
Larynx
Bronchioles
Alveoli
178. What is intermediate part of respiratory system between pharynx and trachea?
glottis
Voice Box
Bronchi
esophagus
179. Vocal cords,which help in voice production are two thin edged fibrous bands, present in-
Glottis
Bronchi
Trachea
Pleura
180. Which of the following statement is correct?
Tuberculosis and Pneumonia are caused by Gram positive bacteria
Tuberculosis and Pneumonia are caused by Gram Negative Bacteria
Pneumonia is a lung disease caused by Gram negative bacteria
Tuberculosis is a lung disease caused by Gram negative bacteria
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