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WorksheetsBIO 112 Ch. 13 Quiz
Total questions: 15
Worksheet time: 8mins
What is the pulmonary circuit? Systemic circuit?
The pulmonary circuit carries deoxygenated blood between the heart and lungs, while the systemic circuit carries oxygenated blood between the heart and the rest of the body.
The pulmonary circuit carries oxygenated blood between the heart and the rest of the body, while the systemic circuit carries deoxygenated blood between the heart and lungs.
The pulmonary circuit carries oxygenated blood to the body, while the systemic circuit carries deoxygenated blood to the lungs.
The pulmonary circuit and systemic circuit both carry oxygenated blood between the heart and the rest of the body.
Which of the following correctly describes the layers of the heart wall from outermost to innermost layer?
Epicardium, Myocardium, Endocardium
Endocardium, Myocardium, Pericardium
Pericardium, Epicardium, Endocardium
Myocardium, Endocardium, Pericardium
What is the function of heart valves, chordae tendineae, and papillary muscles?
To pump blood throughout the body
To regulate the one-way direction of blood flow and prevent backflow
To oxygenate the blood
To filter impurities from the blood
What is the correct pathway of blood through the heart starting at the vena cavae and continuing to the ascending aorta?
Right atrium, right ventricle, pulmonary arteries, lungs, pulmonary veins, left atrium, left ventricle, ascending aorta
Right atrium, left atrium, right ventricle, left ventricle, ascending aorta
Left atrium, left ventricle, right atrium, right ventricle, ascending aorta
Right ventricle, right atrium, left ventricle, left atrium, ascending aorta
Which vessels supply blood to the heart and drain blood from the heart?
Coronary arteries and cardiac veins
Pulmonary arteries and veins
Aorta and vena cava
Carotid arteries and jugular veins
Which of the following describes the order of the cardiac conduction pathway in the heart?
The pathway includes the sinoatrial node, atrioventricular node, bundle of His, bundle branches, and Purkinje fibers.
The pathway includes the atrioventricular node, sinoatrial node, bundle branches, Purkinje fibers, and bundle of His.
The pathway includes the bundle of His, Purkinje fibers, sinoatrial node, atrioventricular node, and bundle branches.
The pathway includes the Purkinje fibers, bundle branches, bundle of His, atrioventricular node, and sinoatrial node.
Which of the following factors regulate heart rate and the cardiac cycle?
Autonomic nervous system and hormones
Digestive enzymes and blood pressure
Liver function and kidney filtration
Bone density and muscle mass
What are baroreceptors and what do they do?
Baroreceptors are sensors located in the blood vessels that help regulate blood pressure by detecting changes in blood pressure and sending signals to the central nervous system.
Baroreceptors are cells in the liver that help in the digestion of fats by producing bile.
Baroreceptors are enzymes in the stomach that aid in the breakdown of proteins.
Baroreceptors are hormones released by the adrenal glands to increase heart rate.
What is the correct order of blood flow from the aorta to capillaries and back to the heart again?
Aorta, Arteries, Arterioles, Capillaries, Venules, Veins, Heart
Aorta, Veins, Capillaries, Arterioles, Arteries, Heart
Heart, Arteries, Capillaries, Veins, Aorta
Capillaries, Arterioles, Arteries, Aorta, Veins, Heart
In which of the above vessels does gas exchange take place? What force effects the exchange?
Capillaries, diffusion
Arteries, pressure
Veins, osmosis
Lymphatic vessels, active transport
Compare the structure of an artery and a vein.
Arteries have thicker walls and more elastic tissue compared to veins, which have thinner walls and valves to prevent backflow.
Veins have thicker walls and more elastic tissue compared to arteries, which have thinner walls and valves to prevent backflow.
Both arteries and veins have the same wall thickness and elasticity, but veins have valves to prevent backflow.
Arteries and veins have the same structure, but arteries have valves to prevent backflow.
What does a blood pressure reading stand for? What is considered a normal blood pressure?
A blood pressure reading measures the force of blood against artery walls; normal is 120/80 mmHg.
A blood pressure reading measures heart rate; normal is 60-100 bpm.
A blood pressure reading measures oxygen levels; normal is 95-100%.
A blood pressure reading measures cholesterol levels; normal is below 200 mg/dL.
Which of the following factors affect blood pressure?
Diet and nutrition
Physical activity
Stress levels
All of the above
What are the layers of the pericardium?
Which heart valve is found between the left atrium and left ventricle?
Mitral (bicuspid) valve
