39 Questions
Which structure is responsible for pumping oxygenated blood to the rest of the body?
Aortic valve
What is the function of the structure labelled H in the image?
Returning deoxygenated blood to the heart
Which of the following is responsible for pumping blood to all areas of the body and needs to have more muscular power?
Left ventricle
Which of the following valves in the heart are responsible for the 'lub' sound?
Tricuspid and Mitral valves
Which of the following arteries is responsible for supplying the head, neck, and brain?
Right Common carotid artery
What is the function of the fluid within the pericardial cavity?
To lubricate the movement of the heart
Which of the following structures carries deoxygenated blood from the right atrium to the lungs?
C. Right pulmonary artery
Which of the following structures prevents the backflow of blood from the right ventricle to the right atrium?
B. Pulmonary valve
Which of the following structures carries oxygenated blood from the lungs to the left atrium?
A. Left pulmonary artery
Which of the following structures carries deoxygenated blood from the body to the right atrium?
A. Cranial vena cava
Which of the following structures carries oxygenated blood from the left ventricle to the rest of the body?
C. Descending/thoracic aorta
Which of the following is responsible for pumping blood to the lungs?
Right ventricle
What are the sounds produced by the closing of the heart valves?
Lub-dub
What is the function of the fibrous pericardium?
Protection of the heart
What is the benefit of elastic arteries?
Accommodate high pulsatile forces
Where can arterial pulses usually be felt?
Wherever an artery lies close to the surface, over bone, and/or over firm structures
What is the function of valves in veins?
Prevent backflow of blood
What is the potential benefit of veins lacking a strong muscular wall?
Hold more blood without increasing blood pressure
Why is collateral circulation important?
To maintain blood supply to a particular area if a blood vessel is damaged or blocked
What is the function of the ductus venosus in fetal circulation?
Bypass the liver and ensure enough oxygen reaches the developing brain
Which of the following is responsible for pumping blood to the lungs?
Right ventricle
What is the function of the fibrous pericardium?
Provide protection and anchorage for the heart
Which of the following structures carries oxygenated blood from the lungs to the left atrium?
Pulmonary vein
What is the function of the fluid within the pericardial cavity?
Provide lubrication for the unimpaired movement of the heart
Why is collateral circulation important?
To maintain blood supply to an area if a blood vessel is damaged or blocked
What is the function of valves in veins?
To prevent the backflow of blood
Where can arterial pulses usually be felt?
Wherever an artery lies close to the surface, over bone, and/or over firm structures
Which of the following valves in the heart are responsible for the 'lub' sound?
Tricuspid and mitral valves
What is the benefit of elastic arteries?
To accommodate high pulsatile forces
What is the function of the ductus venosus in fetal circulation?
To bypass the pulmonary circulation and ensure enough oxygen reaches the developing brain
Which of the following structures carries oxygenated blood from the lungs to the left atrium?
Left pulmonary vein
What is the function of the fibrous pericardium?
To protect and anchor the heart in the chest cavity
What is the potential benefit of veins lacking a strong muscular wall?
To allow for expansion and contraction to accommodate changes in blood volume
Which of the following arteries is responsible for supplying the head, neck, and brain?
Right subclavian artery
What is the function of valves in veins?
To prevent the backflow of blood in the veins
What are the sounds produced by the closing of the heart valves?
'Lub' and 'Dub'
Which of the following structures carries deoxygenated blood from the right atrium to the lungs?
Right pulmonary artery
What is the benefit of elastic arteries?
To maintain blood pressure and smooth out pulsations
Which of the following valves in the heart are responsible for the 'lub' sound?
Bicuspid/Mitral valve and tricuspid valve
This quiz tests your knowledge on cardiovascular anatomy, covering topics such as embryonic development, fetal circulation, and the gross anatomical structure of the mammalian cardiovascular system. Test your understanding and improve your understanding of this vital system.
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