Cardiovascular/ Respiratory

Which of the following is a true statement about the components of a normal blood sample?

• There are few red blood cells and many white blood cells.

• Platelets are the largest cell in blood.

• Plasma is the most abundant.

• Red blood cell count does not matter.

Which of the following cells in the blood will be helpful during an immune response?

• Thrombocytes

• Erythrocytes

• Leukocytes

In this blood smear, what blood component is represented by the biconcave red discs?

• Erythrocytes

• Leukocytes

• Thromobocytes

• Plasma

Hematocrits measure the percentage of red blood cells in the blood. If a hematocrit shows an abnormally low amount of red blood cells, this would be called __________.

• Polycythemia

• Anemia

• Sickle Cell

• Normal

Red blood cells in an individual with Sickle Cell Anemia have a sickle/crescent shape. Which of the following may result from this change is shape?

• High iron in the blood.

• Increased platelets.

• Low oxygen in the blood.

• Decreased white blood cells in the blood.

Which of the following statements is true regarding an individual with type O- blood?

• They can receive type O+ blood.

• They can donate to someone with AB+ blood.

• They can receive type B- blood.

• They have type O antigens.

Which of the following is true regarding blood compatibility?

• Type AB- is the universal recipient.

• Type O+ is the universal donor.

• Type O- is the universal recipient.

• Type AB+ is the universal recipient.

Which of the following blood components is correctly paired with its function?

• Leukocytes ;Oxygen delivery

• Thrombocytes ; Clot blood

• Erythrocytes ; Immune cells

Which of the following are correctly paired?

• Deoxygenated blood; Left Atrium

• Oxygenated blood; Pulmonary Arteries

• Deoxygenated blood; Superior Vena Cava

• Oxygenated blood; Right Ventricle

What part of an EKG does ventricle depolarization occur?

• P-wave

• QRS complex

• T-wave