Lesson 4.2.2.2
4.2.2.2 The heart and blood vessels Quiz: AQA Combined Science, Unit 2
20 questions
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Lesson 4.2.2.2, The heart and blood vessels: 20 multiple choice questions for the AQA GCSE Combined Science (8464), Unit 2: Organisation, written with Revision Ninja.
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The 20 questions
-
Which ventricle pumps blood to the lungs?
- Right ventricle
- Left atrium
- Left ventricle
- Right atrium
-
Which ventricle pumps blood around the rest of the body?
- Vena cava
- Left ventricle
- Right ventricle
- Pulmonary artery
-
Which blood vessel carries deoxygenated blood from the heart to the lungs?
- Vena cava
- Aorta
- Pulmonary vein
- Pulmonary artery
-
Which vessel carries blood from the lungs back to the heart?
- Vena cava
- Pulmonary artery
- Coronary artery
- Pulmonary vein
-
Where are the pacemaker cells that control the resting heart rate located?
- Right ventricle
- Left ventricle
- Left atrium
- Right atrium
-
Name the three main types of blood vessels in the human circulatory system.
- Aorta, vena cava, vena
- Arteries, veins, capillaries
- Atria, ventricles, valves
- Plasma, platelets, cells
-
What is the primary medical use of an artificial pacemaker?
- Replace damaged valves
- Correct heart irregularities
- Clean blocked arteries
- Increase blood volume
-
What is the primary function of the lungs in the human circulatory system?
- Pumping blood
- Blood filtration
- Producing red cells
- Gas exchange
-
Heart pumps 70 cm³ of blood per beat at 75 beats per minute. How much blood flows per minute?
- 5250 cm³
- 1050 cm³
- 525 cm³
- 70 cm³
-
Blood flows at 200 cm³ per minute for 5 minutes. What volume passes?
- 40 cm³
- 205 cm³
- 100 cm³
- 1000 cm³
-
Why do capillaries have walls that are only one cell thick?
- Short diffusion path
- Prevent blood clotting
- Increase blood speed
- Withstand high pressure
-
Why do arteries have thick, muscular and elastic walls?
- Prevent all blood clotting
- Store extra red cells
- Absorb nutrients easily
- Withstand high pressure
-
Which vessel returns blood from the body to the right atrium?
- Vena cava
- Aorta
- Pulmonary vein
- Pulmonary artery
-
Blood leaves the left ventricle. Which vessel does it enter first?
- Pulmonary vein
- Aorta
- Pulmonary artery
- Vena cava
-
Which lung structure has the capillary network around it?
- Trachea
- Pulmonary artery
- Alveoli
- Bronchi
-
A pacemaker sends 72 impulses per minute. How many are sent in 10 minutes?
- 720
- 7.2
- 7200
- 72
-
Which ventricle pumps deoxygenated blood to the lungs?
- Left ventricle
- Left atrium
- Right ventricle
- Right atrium
-
What medical device is fitted to correct an irregular resting heart rate?
- Mechanical valve
- Heart bypass
- Artificial pacemaker
- Coronary stent
-
Which chamber of the heart has the thickest muscular wall?
- Left atrium
- Right ventricle
- Left ventricle
- Right atrium
-
Which vessels supply blood to the heart muscle itself?
- Pulmonary veins
- Pacemaker cells
- Coronary arteries
- Vena cava return
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