Cardiovascular System Part 1

What does "Cardio" refer to in the Cardiovascular System (CVS)?

• Veins and arteries

• The heart

• Lymphatics

• The tubing

Which of the following best describes the Cardiovascular System (CVS)?

• A system for digestion

• A system for blood circulation

• A system for respiration

• A system for excretion

To locate the position of the heart, where should you place your clenched (left) fist?

• On the base of the sternum

• On the left shoulder

• On the right shoulder

• On the abdomen

What is the function of the atrioventricular valves?

• To pump blood to the lungs

• To prevent backflow of blood between atria and ventricles

• To oxygenate the blood

• To regulate heart rate

What is the primary function of blood in the body?

• To carry nutrients

• To carry oxygen and carbon dioxide

• To carry waste products

• To carry hormones

What is the role of systemic circulation?

• To transport blood to and from the lungs

• To transport blood to and from the rest of the body

• To transport blood to and from the digestive system

• To transport blood to and from the nervous system

What is the main difference between pulmonary and systemic circulation in terms of wall thickness?

• Pulmonary has thicker walls

• Systemic has thinner walls

• Pulmonary has smaller and thinner walls

• Both have the same wall thickness

What type of blood returns to the left side of the heart?

• Oxygenated blood

• Deoxygenated blood

• Both oxygenated and deoxygenated blood

• Neither oxygenated nor deoxygenated blood

Which circulation has bigger/thicker walls?

• Pulmonary circulation

• Systemic circulation

• Coronary circulation

• Hepatic circulation

What type of blood is pumped from the right ventricle to the lungs?

• Oxygenated blood

• Deoxygenated blood

• Mixed blood

• Plasma