Cardiovascular System Quiz pt 1

The cardiovascular system is a closed system of what two main parts?

• A. Lungs and kidneys

• B. Heart and blood vessels

• C. Liver and intestines

• D. Brain and spinal cord

What are the two receiving chambers of the heart called?

• A. Superior and inferior vena cavae

• B. Right and left atria

• C. Right and left ventricles

• D. Aorta and pulmonary artery

How many chambers does the heart have?

• A. Two chambers (upper and lower)

• B. Three chambers (atrium and two ventricles)

• C. Four chambers (two atria and two ventricles)

• D. Five chambers (two atria, two ventricles, and one lower chamber)

What is the coronary circulation system responsible for?

• A. Delivering oxygen-rich blood to the brain

• B. Supplying oxygen-rich blood to the heart muscle

• C. Removing waste products from the kidneys

• D. Transporting nutrients from the digestive system

What is the size and location of the human heart?

• A. Size of a grapefruit, located above the diaphragm

• B. Size of a fist, located in the thoracic cavity

• C. Size of a lung, located behind the rib cage

• D. Size of two kidneys, located in the lower abdomen

What are the three main functions of the cardiovascular system?

• A. Gas exchange, waste removal, and nutrient transport

• B. Digestion, respiration, and excretion

• C. Muscle movement, coordination, and sensation

• D. Immune response, hormone production, and temperature regulation

The interatrial septum separates which two chambers of the heart?

• A. Right and left atria

• B. Right and left ventricles

• C. Superior and inferior vena cavae

• D. Aorta and pulmonary artery

The myocardium is the middle layer of the heart wall. What type of tissue is it mostly composed of?

• A. Smooth muscle tissue

• B. Cardiac muscle tissue

• C. Connective tissue

• D. Epithelial tissue

What are the two discharging chambers of the heart called?

• A. Superior and inferior vena cavae

• B. Right and left atria

• C. Right and left ventricles

• D. Aorta and pulmonary artery

The interventricular septum separates which two chambers of the heart?

• A. Right and left atria

• B. Right and left ventricles

• C. Superior and inferior vena cavae

• D. Aorta and pulmonary artery