Advertisements
Advertisements
Question
The diagram below represents the simplified pathway of the circulation of blood. Study the same and answer the questions which follow:

(i) Name the blood vessels labelled 1 and 2.
(ii) State the function of blood vessels labelled 5 and 8.
(iii) What is the importance of the blood vessel labelled 6?
(iv) Which blood vessel will contain a high amount of glucose and amino acids after a meal?
(v) Draw a diagram of the different blood cells as seen in a smear of human blood.
Advertisements
Solution
(i)
1– Superior vena cava
2 – Aorta
(ii) Function of blood vessel 5 (Hepatic artery) – It supplies oxygenated blood to the liver.
Function of blood vessel 8 (Inferior vena cava) – It carries deoxygenated blood from the posterior parts of the body to the heart.
(iii) Importance of blood vessel 6 (Hepatic portal vein) – It carries nutrient laden blood from the gastrointestinal tract to the liver.
(iv) Blood vessel 6, i.e. hepatic portal vein.
(v) Different blood cells seen in a smear of human blood:

RELATED QUESTIONS
When are the sounds "LUBB" and "DUP" produced respectively during heart beat?
Differentiate between members of the following pairs with reference to the aspect asked
within bracket:
Erythrocytes and leucocytes (function)
Fill in the blanks with suitable words given below:
The liquid part of coagulated blood is known as ______.
Which side of the heart (left or right) contains oxygenated blood?
True or false:
Blood group A has antigen A.
How many litres of blood does an adult human body have?
Differentiate between:
Red blood cells and White blood cells
______ is a granulocyte.
Circulation is carried out by ______ in higher animals.
Identify the normal haemoglobin count in human females.
