The Circulatory System

Appeared in 10 of the 11 available papers.

Examined in

10 of 11 papers

Appears almost every year — treat as core

Typically worth

9.6 marks

Average per paper it appears in · 96 marks in total

Usual form

Short answer

31% of this chapter's 87 questions

Needs a diagram

22%

19 questions carry a figure — practise drawing them

Question-type distribution

Short answer27
MCQ15
Reasoning12
Biological term12
Odd one out6
Differentiate5
Sequencing3
Analogy3

Most frequent topics

Pericardium 4Diapedesis 3Heart sounds 3Carbon monoxide poisoning 2Efficiency of red blood cells 2Pulmonary vein 2Lymphocytes 2Hepatic artery 2

Print:Questions only Questions + answers Answers only

Print chapter question bank

Showing 25 of 87 matching questions (95.5 marks).

25 questions

Select the correct answers to the questions from the given options. (Do not copy the questions, write the correct answer only.)

1(ii)2026

MCQModerate1 mark

During the ventricular systole, the atrioventricular valves (P) __________ and the semilunar valves (Q) __________.

(a)P - close and Q - open
(b)P - close and Q - close
(c)P - open and Q - close
(d)P - open and Q - open

1(vi)2026

MCQHard1 mark

Assertion (A): Leukoderma is the biological term for blood cancer. Reason (R): An abnormal increase in the number of WBCs causes blood cancer.

(a)(A) is true and (R) is false
(b)(A) is false and (R) is true
(c)Both (A) and (R) are true and (R) is the correct explanation of (A)
(d)Both (A) and (R) are true but (R) is not the correct explanation of (A)

1(x)2026

MCQModerate1 mark

Which is the correct sequence of blood flow in the Pulmonary and Systemic Circulation?

(a)Right Atrium → Right Ventricle → Lungs → Left Atrium → Left Ventricle → Body tissues
(b)Left Ventricle → Left Atrium → Body tissues → Right Atrium → Right Ventricle → Lungs
(c)Left Ventricle → Left Atrium → Lungs → Right Ventricle → Right Atrium → Body tissues
(d)Right Atrium → Right Ventricle → Body tissues → Left Atrium → Left Ventricle → Lungs

2(iii)

Choose the odd one out from the following terms and name the category to which the others belong:

2(iii)(d)2026

Odd one outModerate1 mark

Cervix, Chordae Tendinae, Papillary Muscles, Sinoatrial node

5(i)2026

Short answerModerate2 marks

RBCs do not have nuclei. Discuss its advantage.

Given below is the diagram of a human heart. Read the information below the diagram and fill in the blanks.

The human heart pumps blood throughout the body. It is the size of a large fist. The heart is located between the lungs in the thoracic cavity. It has four chambers. The heart functions all through the lifespan of a person and is responsible for the survival of the person.

2(ii)2025

Fill in the blanksModerate5 marks

The heart is enclosed by a membrane called (a) __________. The ventricles give rise to two large blood vessels called (b) __________ and (c) __________. The flaps of the cuspid valves are kept in position by (d) __________. (e) __________ arteries supply oxygenated blood to the walls of the heart.

2(iii)

Arrange the terms in each group in the correct order. Write them in a logical sequence beginning with the term that is underlined.

2(iii)(b)2025

SequencingHard1 mark

Hepatic portal vein, STOMACH, Hepatic vein, Liver. (Begin with: Stomach)

4(ii)

Name the white blood cells that:

4(ii)(a)2025

Short answerModerate1 mark