Lymphocytes: These small white blood cells play a large role in defending the body against disease. Hope this helped :)
The joint is called pivot joint. it is connected to your neck which allows you to turn your head.
Hope this helps :)
D . it can be genetic. the other choices does make sense <span />
I would think true because stress can be good or bad
Acute - sharp or sever in effect; intense. Example: acute pain; acute sorrow.
Chronic - presenting for a long time; repetitive. Example: Chronic back pain.