PATHO EXAM QUESTIONS AND CORRECT ANSWERS 2024.

A 20-year-old male received a knife wound to the arm during an altercation. Which of the following types of immunity was compromised? - Answer Natural or innate (the physical barrier was broken Which of the following is an example of biochemical secretions that trap and kill microorganisms? - Answer Ear Wax The directional movement of cells along a chemical gradient is termed? - Answer Chemotaxis A 20-year-old male shoots his hand with a nail gun while replacing roofing shingles. Which of the following cell types would be the first to aid in killing bacteria to prevent infection in his hand? - Answer Neutrophils- they are the first to the site The predominant phagocyte of early inflammation is the - Answer Neutrophil The classic pathway of the complement system is activated by - Answer Antigen-antibody complexes Bradykinin is involved in - Answer increasing vascular permeability The end product of the clotting system is - Answer Fibrin Opsonins are molecules that - Answer enhance phagocytosis The phagocytes role begins when the inflammatory response causes it to stick avidly to capillary walls in a process called - Answer Margination Both B and T cells are originally derived from cells of the - Answer Bone marrow