Portal System

Q.

Which blood vessel contains the highest concentration Of Urea?

Q. _____________ carries deoxygenated blood from the intestine to the liver before it is delivered to the systemic circulation

1. Pulmonary vein
2. Pulmonary artery
3. Aorta
4. Hepatic portal vein

Q. carries blood from the digestive tract to the liver and carries blood from the liver to the inferior vena cava.

1. Hepatic artery
2. Hepatic portal vein
3. Hepatic vein
4. Lacteal

Q. Opening of water vascular system is called_______________.

1. Osculum
2. Ostium
3. Madreporite
4. Mouth

Q.

Write the differences between:

(a) Blood and Lymph

(b) Open and Closed system of circulation

(c) Systole and Diastole

(d) P-wave and T-wave