Liver

Q.

How is the liver an important organ in our body ?

Q.

Differentiate between ascending and descending loop of henle.

Q.

Why is it important to remove nitrogenous waste from the body?

Q.

Why should we drink a lot of water on the regular basis?

Q.

Which of the following organs secrete bile in the human digestive system?

1. Pancreas

2. Liver

3. Kidney

4. Stomach

Q.

Name the part of the nephron which lies in the renal medulla.

Q.

The liver is the largest gland of our body weighing about _____ gram on an average.

​​

1. 1500

2. 500

3. 800

4. 1100

Q. Bile is produced by liver and stored in gallbladder. It ______ .

1. regulates the level of sugar in blood
2. emulsifies fats
3. breaks proteins
4. controls growth and development of the body

Q.

What is ultrafiltration?

Q.

The outer part of a kidney is_______ and the inner part is _________

Q.

The renal cortex has a dotted appearance. Why?

Q. Bile is produced by the liver and stored in the gallbladder.

1. It emulsifies fats.
2. It regulates the level of sugar in the blood.
3. It breaks proteins.
4. It controls growth and development of the body.

Q.

Explain any three disorders of the excretory system.

Q.

The conduction of absorbed minerals in a plant occurs by xylem against the concentration gradient.

1. True
2. False

Q.

Which of the following is an important organ during post-mortem examination in poisoning cases?

1. Stomach

2. Liver

3. Mouth

4. Throat

Q.
Name the bile pigments

Q.

What role does blood pressure play during glomerular filtration?

Q.

Which organ is affected in jaundice?

1. Heart

2. Liver

3. Kidney

4. Brain

Q.

What is the significance of emulsification of fats?

Q. Bile juice is produced by

1. Stomach
2. Liver
3. Gall bladder
4. Pancreas

Q. Bile helps in the digestion of _____________

[Review question: Pg. No: 244]

Q. The main function of bile produced by the liver is:

1. Respiration
2. Esterification
3. Emulsification
4. Oxidation

Q. Liver cells secrete

1. Amylopsin
2. Trypsin
3. Lipase
4. Bile and no enzyme

Q.

Name the mineral element essential for the clotting of blood.

Q.

Which of the following does not take place during temperature regulation on a warm summer day?

1. Vasodilation

2. Profused sweating

3. Vasoconstriction

4. Low metabolism

Q.

The following substances are excretory products in animals. Choose the least toxic form among them.

1. Urea

2. Uric acid

3. Ammonia

4. Carbon dioxide

Q. The liver is

1. A reddish brown
2. A brown
3. A reddish
4. Cream coloured

Q.

Which of the following is a bile pigment?

1. Lignin

2. Homopectin

3. Pectin

4. Bilirubin

Q.

A person who is on a long hunger strike and is surviving only on water, will have _________

1. Less urea in his urine

2. More sodium in his urine

3. Less amino acids in his urine

4. More glucose in his blood

Q.

Give the name and function of the digestive juice secreted by the liver.