Cardio pt 1

Which vessels carry oxygen-rich blood toward the heart?

• Pulmonary arteries

• Pulmonary veins

• systemic arteries

• systemic veins

Which vessels carry deoxygenated blood away from the heart?

• Pulmonary arteries

• Pulmonary veins

• Systemic arteries

• Systemic veins

What is the main function of the systemic arteries?

• To carry oxygen-rich blood to the lungs

• To carry oxygen-rich blood to the body

• To carry deoxygenated blood to the heart

• To carry deoxygenated blood to the lungs

Which vessels return deoxygenated blood to the heart?

• Pulmonary arteries

• Pulmonary veins

• Systemic arteries

• Systemic veins

Summarize the function of the heart valves

When blood leaves systemic circulation to enter the heart, what's the next structure it will pass through/into?

• Left Atrium

• Right Atrium

• Left AV valve

• Pulmonary valve

______ carry blood to the heart.

• Arteries
• Veins
• Capillaries
• Vena Cava

4. Which of the blood vessels carries/carry oxygenated blood?

• A. 1

• B. 4

• C. 1 and 2

• D. 3 and 4

All of the following are characteristics of cardiac muscle EXCEPT:

• striated tissue

• uses calcium as a key signaling molecule

• extensive network of transverse tububle (t-tubules) forming triads

• generates contractile force through myofilaments

Identify the last heart structure blood passed through before it enters systemic circulation via the aorta

• 1. Right Ventricle

• Pulmonary Valve

• 1. Aortic Valve

• Left Ventricle