Answer:
2
Explanation:
valence electrons=reaction
The sympathetic nervous system.
This is a part of the nervous that operates involuntarily (you can’t control it) and functions to “turn you on” as part of the fight or flight response.
The parasympathetic is the other big involuntary part that mostly does the opposite functions.
Answer:
the axial skeleton consists of the bones of the skull, ossicles of the middle ear, hyoid bone, vertebral, and the rib cage.
Explanation:
so it might be sry if this didn't help pls tell me if i was wrong