9.3 ABSORPTION 9.4 ASSIMILATION 9.5 DEFAECATION

9.3 ABSORPTION

9.4 ASSIMILATION

9.5 DEFAECATION

Multiple Select

Recall 1: What are the end products of carbohydrates?

• Glucose

• Glalactose

• Fructose

• Maltose

• Amino acids

Multiple Choice

Recall 2: Which of the following is the end product after meat or fish is completely digested?

• Amino acids

• Glucose

• Glycerol

• Dipeptides

Multiple Select

Recall 3: Based on the picture, what are the end product of digestion?

• Glucose

• Glycerol

• Fatty acids

• Lipid

Multiple Select

Think logically: What will happen to the end products of digestion inside our body?

• Absorbed into the body

• Will be removed out

• Utilised into useful substance

• Turns back into food classes

Multiple Choice

Name the organ involved in the absorption of end products of digestion.

• Duodenum

• Jejunum

• Ileum

• Colon

Multiple Choice

Name the structure found in the ileum that is responsible for the absorption of nutrients.

• Goblet cell

• Cillia

• Villus

• Duct

Multiple Choice

X increases the surface area for food absorption through the villus. What is X?

• Nanovillus

• Microvillus

• Villi

• Milivillus

Multiple Choice

The diagram shows the cross-section of a villus in the ileum. Name structure A.

• Lacteal

• Blood capillary

• Microvillus

• Vein

Multiple Choice

What is B?

• Lacteal

• Blood capillary

• Microvillus

• Artery

Multiple Choice

The presence of microvilli on the wall of villus epithelial cells causes a large surface area. What is the advantage?

• Increase absorption of nutrients into the circulatory system

• Store more nutrients in the epithelial cells

Multiple Choice

Which of the following end products of food is NOT absorbed into capillary?

• Glucose

• Amino acids

• Fatty acids and glycerol

• Vitamin B and C

• Water and dissolve minerals

Multiple Select

Which of the following ARE absorbed into lacteal?

• Fatty acids and glycerol

• Amino acids

• Glucose

• Vitamin A, D, E and K

• Galactose

Multiple Choice

Which of the following digested food is diffused by facilitated diffusion into the capillary?

• Glucose

• Fructose

• Amino acid

• Galactose

Multiple Select

Which of the following ARE absorbed into the capillary by active transport?

• Fructose

• Glucose

• Amino acid

• Galactose

• Water and dissolved minerals

Multiple Choice

How do water, dissolved minerals and vitamin B, C diffuse into the capillary in the villus?

• Simple diffusion

• Facilitated diffusion

• Osmosis

• Active transport

Multiple Choice

Fatty acids, glycerol, vitamin A, D, E and K are absorbed into the lacteal?

• Facilitated diffusion

• Active transport

• Simple diffusion

• Osmosis

Multiple Choice

Why glucose, amino acids and minerals are absorbed directly into the blood capillary in the villus?

• They are soluble in lipid

• They are soluble in water

Multiple Select

Name the system involved in the transportation of nutrients in the body.

• Blood circulatory system

• Nervous system

• Lymphatic system

• Skeletal system

Multiple Choice

Lacteal is connected to the lymph vessel to transport lipid. Name the system involved.

• Blood circulatory system

• Lymphatic system

Multiple Choice

The thoracic duct of the lymphatic system is connected with ................... to transport lipid into the blood circulatory system.

• Subclavian vein

• Vena cava

• Portal hepatic vein

• Lymph vessel

Multiple Choice

Blood capillary in the villus is connected with ......................... to transport digested food into the liver.

• Subclavian vein

• Lymph vessel

• Thoracic duct

• Portal hepatic vein

Multiple Choice

What is the assimilation of digestive food?

• Breaks down digestive food into smaller molecules

• Synthesizes digestive food into complex molecule

Multiple Choice

Which of the following is NOT the product of assimilation?

• Enzymes and hormones

• ATP energy

• Urea

• Phospholipid bilayer

• Glycogen

Multiple Choice

Which of the following is NOT the function of the liver?

• Forms glycogen

• Synthesizes extracellular enzyme

• Detoxification

• Deamination

Multiple Choice

The breaks down of excess amino acids into urea in the liver is known as ....................

• deamination

• assimilation

• defaecation

• digestion

Multiple Choice

The assimilation of excess glucose into .................... will be stored in the liver and muscles.

• urea

• sucrose

• glycogen

• starch

Multiple Choice

Urea and detoxified materials from the liver will be excreted out from the body through .................

• exhalation

• blood

• urine

• defaecation

Multiple Select

Which of the following ARE the assimilation of glucose in the body cells?

• Cellular respiration

• Repair damage cells

• Breaks down into urea

• Formation of glycogen from excess glucose

Multiple Select

Which of the following ARE the assimilation of amino acids in the cell?

• Synthesizes enzyme and hormone

• Formation of adipose tissue

• Build new cells

• Synthesizes glycoprotein

• Synthesizes cholesterol

Multiple Choice

Which of the following is NOT assimilation of lipid in the cell?

• Synthesizes phospholipids and cholesterol

• Build up protoplasm

• Formation of adipose tissue

• Generation of energy

Multiple Choice

Which of the following components is NOT found in the large intestine?

• Water and dissolved minerals

• Fibre

• Undigested food

• Glucose

• Dead cells

Multiple Select

What are the functions of a colon?

• Forms faeces

• Destroys bacteria

• Absorbs water and vitamin B, K and folic acids

• Stores fibre

Multiple Choice

The removal of faeces from the rectum through the anus is known as ........................

• Faecation

• Refaecation

• Defaecation

Poll

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