A&P Chapter 11 Cardiovascular System Section 1 Heart

the expansion of the diameter of blood vessels to increase blood flow

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• Vasoconstriction
• Hemostasis
• Vasospasm
• Vasodilation

the decrease in the diameter of blood vessels to decrease blood flow

• Hypertension
• Vasodilation
• Bronchoconstriction
• Vasoconstriction

how many times does the normal adult heart beat per minute

• 42-52

• 72-82

• 62-72

• 52-62

What the size of the heart in relation to?

• the brain

• a clenched fist

• a foot

• a cantaloupe

What separates the right and left atria?

• Atrioventricular septum
• Interatrial valve
• Interventricular septum
• Interatrial septum

What divides the two ventricles in the heart?

• Apatharical Artery

• Open-End Valve

• Intradivisible Muscle

• Interventricular Septum

The right atrium receives deoxygenated blood from the venous system via the ​ (a)   ​ (b)  

• inferior vena cava
• superior vena cava
• pulmonary artery
• pulmonary vein
• aorta
• coronary artery

The left atrium receives the oxygenated blood from the lungs, and the left ventricle then pumps the blood through the

• sternum

• aorta

• trachea

• diaphragm

What is the valve located between the atria and the ventricles?

• Atrioventricular (AV) valve
• Tricuspid valve
• Semilunar valve
• Pulmonary valve

On the right side of the heart the AV valve is called what?

• aortic valve
• pulmonary valve
• tricuspid valve
• mitral valve