Answer:
1. infection or inflammation in your body.
2. immune system and skeletal system
3. RBCs carry oxygen throughout the body, while WBCs fight off infection. RBCs are also smaller and have a concave shape, while WBCs are larger and have different shapes. Finally, RBCs contain hemoglobin, while WBCs do not.
4. Their primary function is to prevent and stop bleeding
5. If one of your blood vessels gets damaged, it sends out signals to the platelets. The platelets then rush to the site of damage and form a plug (clot) to fix the damage. The process of spreading across the surface of a damaged blood vessel to stop bleeding is called adhesion.
6. Upon activation, platelets expose a variety of membrane receptors, and release soluble mediators that regulate inflammation and other immune responses
Step-by-step explanation:
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