Rabies is a deadly viral disease spread through the saliva of infected animals like dogs, that affects the central nervous system. Once the virus enters the brain, it causes acute encephalitis (inflammation of the brain). The disease is characterized by aggressiveness, extreme thirst, excessive salivation, and extreme paralysis leading to death.
Red blood cells or erythrocytes are biconcave disc-shaped cells that contain hemoglobin, responsible for transporting oxygen to, and carbon dioxide away from, all parts of the body.
No comments:
Post a Comment