The anterior part of each atrium is a flaplike extension called a(n)_________. 

If the stroke volume is unequal between the left and right ventricles, _________ may occur, which is excess fluid surrounding or within cells.

Which can be used to characterize blood flow in the human body?a: There is a unidirectional blood flow. b: Arteries always carry oxygenated blood. c: Veins always carry deoxygenated blood. d: Arteries carry blood away from the heart. e: Veins carry blood toward the heart.

Kyla is a7-year-old patient requiring a blood transfusion due to anemia. Before the transfusion can occur, the nurse must determine Kyla’s blood type to ensure compatibility and safety. In your essay-style response, address the following: Describe the process of blood typing in the laboratory or clinic. Interpret what it means if Kyla’s serum contains both anti-A antibodies and anti-B antibodies. Identify Kyla’s blood type based on this finding. Predict the possible blood types of her parents that could result in Kyla’s blood type. Explain why knowing blood type is crucial for transfusion safety.

Umbilical arteries carry_________ blood.

What is the sequence of events in the transmission of an impulse through the heart muscle?a: AV node b: AV bundle c: SA node d: Through the atria e: Through the ventricles f: Bundle branches g: Purkinje fibers

Two of the four globin chains in the hemoglobin molecule are called alpha chains and the other two are called_________ chains.

Deoxygenated blood enters the heart through the 1. __________ and the 2.__________ into the 3.__________ atrium. From there, it passes through the 4.__________ valve into the 5.__________ ventricle. The blood is then pumped through the 6.__________ valve into the 7.__________ trunk and travels to the lungs for gas exchange. Oxygenated blood returns via the 8.__________ veins into the 9. __________ atrium. It then moves through the 10__________ valve into the 11.__________ ventricle, and is pumped through the 12.__________ valve into the 13.__________ aorta, where it is distributed to the systemic circulation.   1. 2. 3. 4. 5. 6. 7. 8. 9. 10. 11. 12. 13.

The largest employer in the world is…

When presidents communicate directly with the public in an attempt to create a mass base of support, it is referred to as what?