ATI RN
Cardiovascular System Questions and Answers Questions
Question 1 of 5
The intrinsic and extrinsic pathways of blood clotting are identical after formation of
Correct Answer: B
Rationale: Prothrombinase (B) formation unites both pathways, converting prothrombin to thrombin. Thromboplastin (A) is extrinsic, factor XII (C) is intrinsic, fibrin (D) is later.
Question 2 of 5
Which of the following is not a leukocyte?
Correct Answer: B
Rationale: Reticulocytes (B) are immature RBCs, not leukocytes (WBCs).
Question 3 of 5
A reduction in the number of circulating RBCs would cause:
Correct Answer: B
Rationale: Anemia (B) is low RBCs/hemoglobin.
Question 4 of 5
A person with an antigen on the red blood cell and a different antibody in the plasma would have which blood type?
Correct Answer: A
Rationale: Type A (A) has A antigen and anti-B antibody.
Question 5 of 5
Has the B antigens and A antibodies
Correct Answer: B
Rationale: Type B (B) has B antigen, anti-A antibodies.