Which of the following can activate the complement system? 

What are the typical characteristics of red blood cells in iron-deficiency anemia? 

What is the first response of a blood vessel when it is damaged? 

How does the factor V Leiden mutation affect clotting? 

A patient with autoimmune hemolytic anemia has antibodies that target their own red blood cells. What type of hypersensitivity reaction is this? 

Which cells are primarily involved in acute inflammation? 

What is required for the activation of complement proteins? 

A newborn presents with asymmetry in gluteal folds during a well-baby exam. The Ortolani maneuver elicits a palpable “clunk.” Which of the following is the most likely diagnosis? 

What is the primary function of proto-oncogenes in normal cells? 

  Which of the following is the multicellular green algae known as sea lettuce?