<span>A. Arthritis only affects old people.
Arthritis can affect many people, even children
hope this helps
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Well I can't really answer how they work together to maintain homeostasis. But I can tell you that the muscular system helps the nervous system by protecting the nerves. And the nervous system returns the favor by sending messages to the muscles for muscle movement.
Transmission of pathogens especially the infectious ones can occur in all of the above. First is through people and animals, also through contaminated objects and lastly the environment. Hope this is the correct answer and this would be of big help.
Answer:
Frantic efforts to avoid real or imagined abandonment. Identity disturbance with markedly or persistently unstable self-image or sense of self. Impulsive behavior in at least two areas that are potentially self-damaging
Explanation: