Not if you are a licensed doctor.
The question is not valid because the action cited would not be done by any licensed facililty or medical provider without the consent and particpation of the adults involved or a court order.
(in the US) If you licensed in an implied consent state, no, you may not. In the case of a severe or deadly accident resulting in death, you may even be compelled to give a blood sample
As a licensed driver you consent to take a breathalyzer test if and officer asks you to.
In California, according to the "Implied Consent Law", if one of the BAC tests are refused, a drivers license will be suspended for a period of:1 year
18. No licensed artist will tattoo you if you aren't 18. Regardless of parental consent.
A 16 year old should be able to get a tattoo at any licensed tattoo shop if they have parental consent. The parent will have to show a photo ID.
Georgiaâ??s implied consent law says that if you are arrested for a DUI then you consent to taking a chemical test of your blood, breath, or urine for the purpose of determining your blood alcohol content. If you refuse then your license will be suspended for at least one year.
playfully, as long as there is mutual consent, and the parties involved are of age.