The blood cells involved in defending the body from pathogens are
A) red blood cells.
B) white blood cells.
C) platelets.
D) fibrin.
Correct Answer:
Verified
Q13: Each heartbeat begins in the
A)sinoatrial node.
B)atrioventricular node.
C)right
Q14: Blood in the left ventricle of the
Q15: The cells involved in blood clotting are
A)red
Q16: Blood in the right atrium of the
Q17: Which of the following breaks fats into
Q19: From which blood vessels are materials exchanged
Q20: All the following make enzymes or other
Q21: The cells that allow the immune system
Q22: During the inflammatory response,
A)damaged tissues release histamines.
B)fluid
Q23: Describe the inflammatory response, including in your
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