Topics: Circulatory & Respiratory System Quiz
Carry oxygen in the blood and are small disk-shaped cells that have no nucleus and are made mostly of hemoglobin.
A. plasma
B. red blood cells
C. white blood cells
D. platelets
Select your answer:

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Patient-Centered Endocrinology › ViewHow should a physician approach a patient who is hesitant to start insulin therapy?
A. Insist on the necessity without discussing alternatives
B. Explore the patient’s concerns and discuss all available options
C. Dismiss the patient’s fears as irrational
D. Refer the patient to another specialist without further discussion
Immune system › View
What initiates clotting?
A. clotting factors released by damaged cells
B. cytokines released by t-cells
C. the conversion of prothrombin to thrombin
D. the release of b-cells