Which neurotransmitter is implicated in the development of Parkinson's disease?

Although a judge is the only person who has the legal right to approve a formal involuntary psychiatric commitment, in most states _____ physicians (including psychiatrists) can also implement an emergency psychiatric "hold" that typically lasts for up to

A) 4 B) 3 C) 2 D) Physicians do not have this right. Only a judge can approve a psychiatric hold.

It is safe to say that color vision is relatively mature by

A) 2 months of age. B) 6 months of age. C) 12 months of age. D) 18 months of age.