Fill in the Blanks

Prepared by: learnloophq@gmail.com

Last edited 25 days ago by Learn LoopHQ.

Answer key

Chapter: 04. Human Digestive System

⁠

Fill in the blanks

The fine pulp formed after food is churned in the stomach is called _ _ _ _ _ _ _ _ _ _ _ _ _ _.

The process of obtaining and using food substances is called _ _ _ _ _ _ _ _ _ _ _ _ _ _.

The _ _ _ _ _ _ _ _ _ _ _ _ _ _ is the largest gland in the body.

Nitrogen is the most essential element in _ _ _ _ _ _ _ _ _ _ _ _ _ _.

Indigestion is also called _ _ _ _ _ _ _ _ _ _ _ _ _ _.

The diet which contains all the essential nutrients in just the right proportion is called a _ _ _ _ _ _ _ _ _ _ _ _ _ _.

The large intestine is divided into caecum, colon and _ _ _ _ _ _ _ _ _ _ _ _ _ _.

_ _ _ _ _ _ _ _ _ _ _ _ _ _ are the front teeth used for biting food.

Food is essential for the _ _ _ _ _ _ _ _ _ _ _ _ _ _ of chemical composition of cells and as raw materials for _ _ _ _ _ _ _ _ _ _ _ _ _ _ of enzymes and hormones.

One mole of fats releases _ _ _ _ _ _ _ _ _ _ _ _ _ _ kcal of energy.

Eating more of energy-rich food than required leads to _ _ _ _ _ _ _ _ _ _ _ _ _ _.

The opening of the buccal cavity is called _ _ _ _ _ _ _ _ _ _ _ _ _ _.

A fleshy muscular _ _ _ _ _ _ _ _ _ _ _ _ _ _ is attached to the floor of mouth and has taste buds.

The process by which molecules of digested food are taken into the blood through the intestinal wall is called _ _ _ _ _ _ _ _ _ _ _ _ _ _.

The _ _ _ _ _ _ _ _ _ _ _ _ _ _ sphincter guards the opening of oesophagus into the stomach.

The first set of _ _ _ _ _ _ _ _ _ _ _ _ _ _ teeth appears from the age of 6 months onwards.

The alimentary canal is about _ _ _ _ _ _ _ _ _ _ _ _ _ _ metres long.

Enzymes are called _ _ _ _ _ _ _ _ _ _ _ _ _ _ because they speed up chemical reactions occurring within the body.

Salivary amylase present in saliva breaks starch into _ _ _ _ _ _ _ _ _ _ _ _ _ _.

Digested carbohydrates change into glucose, fructose and _ _ _ _ _ _ _ _ _ _ _ _ _ _.

When the body gets less than the required nutrients, it becomes weak and sick, a state called _ _ _ _ _ _ _ _ _ _ _ _ _ _.

Humans cannot digest _ _ _ _ _ _ _ _ _ _ _ _ _ _ because the caecum is reduced and cellulose-digesting bacteria are absent.

The walls of the ileum have numerous finger-like projections called _ _ _ _ _ _ _ _ _ _ _ _ _ _.

Food slides down the oesophagus by _ _ _ _ _ _ _ _ _ _ _ _ _ _ movements.

Dietary fibres, also known as _ _ _ _ _ _ _ _ _ _ _ _ _ _, are cellulose fibres obtained from vegetables, salads, fresh fruits, and whole grains.

Hydrochloric acid in the stomach makes food _ _ _ _ _ _ _ _ _ _ _ _ _ _ for the action of gastric enzymes.

The pancreas is located in the _ _ _ _ _ _ _ _ _ _ _ _ _ _ -shaped loop of duodenum.

The small intestine has three parts: duodenum, jejunum and _ _ _ _ _ _ _ _ _ _ _ _ _ _.

The opening of the oesophagus in pharynx is called _ _ _ _ _ _ _ _ _ _ _ _ _ _.

The removal of undigested solid part of the food as faeces is called _ _ _ _ _ _ _ _ _ _ _ _ _ _ or defecation.

Our body needs vitamins _ _ _ _ _ _ _ _ _ _ _ _ _ _ and K.

The process of intake of food is called _ _ _ _ _ _ _ _ _ _ _ _ _ _.

The breaking down of complex insoluble organic compounds into simple soluble molecules is called _ _ _ _ _ _ _ _ _ _ _ _ _ _.

The stomach stores food for _ _ _ _ _ _ _ _ _ _ _ _ _ _ hours.

Calcium and phosphorus are essential for _ _ _ _ _ _ _ _ _ _ _ _ _ _ formation.

Feeling of fullness or _ _ _ _ _ _ _ _ _ _ _ _ _ _ of stomach is a common symptom of indigestion.

Pancreatic lipase acts on emulsified fats and hydrolyses them into fatty acids and _ _ _ _ _ _ _ _ _ _ _ _ _ _.

_ _ _ _ _ _ _ _ _ _ _ _ _ _ are energy-giving nutrients formed in green plants during photosynthesis.

The arrangement of different types and number of teeth in the buccal cavity is called _ _ _ _ _ _ _ _ _ _ _ _ _ _.

Bile neutralises acidity of the chyme and makes it _ _ _ _ _ _ _ _ _ _ _ _ _ _ for enzyme action.

Pepsin breaks protein molecules into peptones and _ _ _ _ _ _ _ _ _ _ _ _ _ _.

Want to print your doc?
This is not the way.

Try clicking the ⋯ next to your doc name or using a keyboard shortcut (

CtrlP

) instead.