In human beings, the digestion of proteins starts in which part of the alimentary canal? (1) Mouth (2) Stomach (3) Doudenum (4) Ileum

1 Answer

Answer :

(2) Stomach Explanation: The stomach secretes acid and enzymes that digest food. Ridges of muscle tissue called rugae line the stomach.

Related questions

Description : One of the following is longest part of alimentary canal (a) Stomach (b) Ileum (c) Colon (d) Rectum

Last Answer : (b) Ileum

Description : Pylcrus, a constricted part of alimentary canal is situated between (a) Oesophagus and stomach (b) Stomach and duodenum (c) Duodenum and ileum (d) Ileum and rectum

Last Answer : (b) Stomach and duodenum

Description : Select the correct sequence of organs in the alimentary canal of cockroach starting from mouth. (a) Pharynx → Oesophagus → Ileum → Crop → Gizzard → Colon → Rectum (b) Pharynx → Oesophagus → Crop → Gizzard ... Ileum → Colon → Rectum (d) Pharynx → Oesophagus → Gizzard → Ileum → Crop → Colon → Rectum

Last Answer : (b) Pharynx → Oesophagus → Crop → Gizzard → Ileum → Colon → Rectum

Description : Identify the correct statement with reference to human digestive system. (a) Ileum opens into small intestine. (b) Serosa is the innermost layer of the alimentary canal. (c) IIeum is a highly coiled part. (d) Vermiform appendix arises from duodenum.

Last Answer : (c) IIeum is a highly coiled part.

Description : The digestive system, also known as systema digestorium , or gastrointestinal system, is composed of the digestive tube organs plus the digestive adnexal glands. The digestive tube is composed of mouth ... (caecum, colon, rectum) and anus. Digestion System - Image Diversity: human digestive system

Last Answer : What are peristaltic movements? What is their role in human digestion?

Description : Which of the following regions of the alimentary canal of rabbit does not secrete a digestive enzyme ? (a) Mouth (b) Oesophagus (c) Stomach (d) Duodenum

Last Answer : (b) Oesophagus

Description : Pepsin digests _______. (1) proteins in stomach (2) carbohydrates in mouth (3) fats in duodenum (4) minerals in ileum

Last Answer : (1) proteins in stomach Explanation: Pepsin is produced in the stomach and is one of the main digestive enzymes in the digestive systems of humans and many other animals, where it helps digest the proteins in food.

Description : Digestion of PROTEINS begins in which of the following human organs? a) small intestines b) colon c) mouth d) stomach

Last Answer : ANSWER: D -- STOMACH

Description : In human alimentary canal, name the site of complete digestion of various components of food.Explain the process of digestion. -Biology

Last Answer : In small intestine, complete digestion of various components of food take place. The process of digestion of food in mouth, stomach and small intestine in human body are as follows: ... digesting proteins and emulsified fats. This digested food is finally absorbed through the intestinal walls.

Description : Where is protein digestion accomplished? (a) Stomach (b) Ileum (c) Rectum (d) Duodenum

Last Answer : (b) Ileum

Description : Where does complete digestion of protein take place (a) Rectum (b) Ileum (c) Duodenum (d) Stomach

Last Answer : (b) Ileum

Description : The end product of the digestion of starch in the alimentary canal is — (1) glucose (2) galactose (3) maltose (4) isomaltose

Last Answer : (1) glucose Explanation: Starch or amylum is a carbohydrate consisting of a large number of glucose units joined by glycosidic bonds. Sugar from molasses or sugarcane, fruits or starch is first converted to glucose and fructose in presence of an enzyme called invertase.'

Description : The end product of the digestion of starch in the alimentary canal is— (1) glucose (2) galactose (3) maltose (4) isomaltose

Last Answer : glucose

Description : Which enzymes are likely to act on the baked potatoes eaten by a man, starting from the mouth and as it moves down the alimentary canal? (a) Pancreatic amylase → Salivary amylase ... (c) Salivary amylase → Pancreatic amylase → Disaccharidases (d) Salivary maltase → Carboxypeptidase → Trypsinogen

Last Answer : (c) Salivary amylase → Pancreatic amylase → Disaccharidases

Description : After the stomach, which comes next in the alimentary canal?

Last Answer : Small intestine

Description : Which comes next after the stomach in the alimentary canal?

Last Answer : Small intestine

Description : Which one of the following is the true description about an animal concerned? (a) Rat - Left kidney is slightly higher in position than the right one (b) Cockroach - 10 pairs of spiracles (2 ... stomach, gizzard and intestine (d) Frog - Body divisible into three regions - head, neck and trunk

Last Answer : (b) Cockroach - 10 pairs of spiracles (2 pairs on thorax and 8 pairs on abdomen)

Description : The Sigmoid Colon is part of – (1) Small Intestine (2) Anal Canal (3) Large Intestine (4) Ileum

Last Answer : (3) Large Intestine Explanation: The sigmoid colon is a short curving of the colon, just before the rectum. It is part of the large intestine.

Description : The Sigmoid Colon is part of (1) Small Intestine (2) Anal Canal (3) Large Intestine (4) Ileum

Last Answer : Large Intestine

Description : Digestion starts in the mouth?

Last Answer : Hello im rebecca vesey and i know nothing about this

Description : Which part of body secretes the hormone secretin? (a) Stomach (b) Oesophagus (c) Ileum (d) Duodenum

Last Answer : (d) Duodenum

Description : Maximum nutritive element aborbed by blood from which part of alimentary canal? -General Knowledge

Last Answer : answer:

Description : Maximum nutritive element aborbed by blood from which part of alimentary canal? -General Knowledge

Last Answer : answer:

Description : In which part of alimentary canal of cockroach is invagination of cuticle found ?

Last Answer : In which part of alimentary canal of cockroach is invagination of cuticle found ? A. Anterior part ... part D. Both in antherior and posterior part

Description : The longest part of the alimentary canal is the – (1) Small Intestine (2) large Intestine (3) Oesophagus (4) Both A and C

Last Answer : (1) Small Intestine Explanation: The food enters the small intestine from the stomach. This is the longest part of the alimentary canal and is fit into a compact space because of extensive coiling.

Description : 1. When is World Day for Audiovisual Heritage, recognized by the UN observed? 2. Maximum nutritive element aborbed by blood from which part of alimentary canal? 3. Under whose signature are the ... ? 20. During the reign of which Pallava ruler did the Chinese pilgrim Hieun Tsang visit Kanchi?

Last Answer : Answer : 1. October 27 2. Small intestine 3. President 4. Mediterranean 5. As a Viceroy of Taxila 6. Ground water7. 1896 8. Pakistan 9. Central North America 10. Works of the Gupta Art 11. Royal ... Zaire 15. Samudragupta 16. Kenya 17. 6 18. Hershey and Chase 19. U.S.A. 20. Narasimhavaram I

Description : Carbohydrate digestion in man starts from (a) Buccal cavity (b) Oesophagus (c) Stomach (d) Intestine

Last Answer : (a) Buccal cavity

Description : (a) Draw a diagram depicting Human Alimentary Canal and label on it: Gall bladder, Liver and Pancreas. (b) State the roles of Liver and Pancreas. (c) Name the organ which performs the following functions in humans: (i) Absorption of digested food (ii) Absorption of water. -Biology

Last Answer : Answer.(a) (b) Liver: It synthesize and store bile juice secreted by gall bladder which breaks down fats into fat globules. (c) The organ which performs the following functions in humans are as ... * (i) Absorption of digested food - Small intestine. (ii)Absorption of water - Large intestine.

Description : What is an endoscope? (1) It is an optical instrument used to see inside the alimentary canal (2) It is a device which is fitted on the chest of the patient to regularize the ... used for examining ear disorders (4) It is an instrument for recording electrical signals produced by human muscles

Last Answer : (1) It is an optical instrument used to see inside the alimentary canal Explanation: Endoscopymeans looking inside and typically refers to looking inside the body for medical reasons using ... : breathing disorders; chronic diarrhea; internal bleeding; irritable bowel syndrome; stomach ulcers, etc.

Description : What is an endoscope ? (1) It is an optical instrument used to see inside the alimentary canal (2) It is a device which is fitted on the chest of the patient to regularise the ... used for examining ear disorders (4) It is an instrument for recording electrical signals produced by human muscles

Last Answer :  It is an optical instrument used to see inside the alimentary canal

Description : Which one of the following statements is true regarding digestion and absorption of food in humans? (a) Fructose and amino acids are absorbed through intestinal mucosa with the help of carrier ions ... amylase in our mouth. (d) Oxyntic cells in our stomach secrete the proenzyme pepsinogen.

Last Answer : (a) Fructose and amino acids are absorbed through intestinal mucosa with the help of carrier ions like Na

Description : By generally dividing food into carbohydrates, fats and proteins and considering the digestive process until the pylorus (exit of stomach), which of these mentioned types of food have already undergone chemical digestion?

Last Answer : Until the exit of the stomach, carbohydrates, in the mouth, and proteins, in the stomach, have already undergone chemical breaking by digestive enzymes. Carbohydrates have suffered action of the salivary ... of the gastric juice. Fats, until reaching the duodenum, do not undergo chemical digestion.

Description : The site where complete digestion of carbohydrates, proteins and fats takes place is called – (1) Liver (2) Stomach (3) Large Intestine (4) Small Intestine

Last Answer : (4) Small Intestine Explanation: The small intestine is the site of the complete digestion of carbohydrates, proteins and fats. It receives the secretions of the liver and pancreas for this purpose.

Description : Which enzyme digests proteins in the stomach? (1) Trypsin (2) Pepsin (3) Salivary amylase (4) Pancreatic canal

Last Answer : (2) Pepsin Explanation: Protein digestion begins in the stomach with the action of pepsin. Pepsin is the active protein-digesting enzyme of the stomach. When pepsin acts on the protein ... that are digested in the small intestine with the help of trypsin, chymotrypsin, and carboxypeptidase.

Description : Which enzyme digests proteins in the stomach? (1) Trypsin (2) Pepsin (3) Salivary amylase (4) Pancreatic canal

Last Answer : Pepsin

Description : (a) Draw a diagram to show the nutrition in Amoeba and label the parts used for this purpose. Mention any other purpose served by this part other than nutrition. (b) Name the glands associated ... mention their role. (c) How is required pH maintained in the stomach and small intestine? -Biology

Last Answer : Answer.(a) Pseudopodia serves the purpose of locomotion apart from nutrition. (b) The salivary gland is associated with digestion of starch in human digestive tract. It secretes saliva which contains ... juice from liver makes the food alkaline in small intestine for the pancreatic enzymes to act.

Description : Iron is absorbed from (A) Stomach (B) Duodenum and jejunum (C) Ileum (D) Noen of the above

Last Answer : Answer : B

Description : Iron is mainly absorbed from (A) Stomach and duodenum (B) Ileum (C) Caecum (D) Colon

Last Answer : Answer : A

Description : Hydrochloric acid is secreted by the cells lining the – (1) Oral cavity (2) Stomach (3) Ileum (4) Colon

Last Answer : (2) Stomach Explanation: The chief cells of the stomach secrete enzymes for protein breakdown (inactive pepsinogen and rennin). Hydrochloric acid activates pepsinogen into the enzyme pepsin, which then helps digestion by breaking the bonds linking amino acids, a process known as proteolysis.

Description : Brunner’s glands occur in (a) submucosa of duodenum (b) submucosa of stomach (c) mucosa of oesophagus (d) mucosa of ileum.

Last Answer : (a) submucosa of duodenum

Description : Brunner’s glands are present in (a) stomach (b) oesophagus (c) ileum (d) duodenum

Last Answer : (d) duodenum.

Description : Secretin and cholecystokinin are digestive hormones. They are secreted in (a) pyloric stomach (b) duodenum (c) ileum (d) oesophagus.

Last Answer : (b) duodenum

Description : Gastric pits are found in the mucosa of which digestive organ? A. stomach B. duodenum C. jejunum D. ileum

Last Answer : A. stomach

Description : Minimum peristaltis is found in (a) Oesophagus (b) Stomach (c) Ileum (d) Rectum

Last Answer : (d) Rectum

Description : Hydrochloric acid is secreted by the cells lining the (1) Oral cavity (2) Stomach (3) Ileum (4) Colon

Last Answer : Stomach

Description : What are the basic layers of the wall of alimentary canal? -Biology

Last Answer : answer:

Description : What is the length of the alimentary canal ?

Last Answer : The length of this duct is 9 meters

Last Answer : The length of the alimentary canal is 9 meters

Description : The septal and pharyngeal nephridia open into alimentary canal and are of enteronephric type. It is an adaptation for

Last Answer : The septal and pharyngeal nephridia open into alimentary canal and are of enteronephric type. It is ... of temperature D. Regulation of amino acids .

Description : Alimentary canal is absent in

Last Answer : Alimentary canal is absent in A. Planaria B. Tapeworm C. Blood fluke D. Liver fluke