More dental emergencies post test

A 75 year old patient on warfarin attends following an extraction done at his local dentist. He is complaining of bleeding which has not stopped with simple pressure alone. Which of the following would be incorrect in the management of this patient?

A 6 year old boy attends to A&E after falling from a bicycle. He is otherwise fit and well, but is complaining of a missing tooth. When the patient smiles you see the following:

In the image above, how many adult teeth are visible?

(taken from http://www.oralanswers.com/the-differences-between-baby-teeth-and-permanent-teeth/)

Following on from the previous question, what would your immediate treatment plan be for this patient? Assume that an OPT x-ray has been taken and shows that the tooth has not been intruded and is indeed missing.

A medically fit and well patient attends with a dental abscess on the right side of his face as shown in the image below. He has good mouth opening, no reported difficulty swallowing, but complains of a very severe pain and has been unable to eat food for several hours. Which of the following is the best management strategy?

Image taken from http://yxzl.baiduyy.com/chm11/jzyxtp/ch.6.htm

A 34 year patient presents with severe pain 3 days after a recent dental extraction, with an associated bad taste. On examination, you see the following intraorally. Medically he smokes 30/day and drinks 20 u/week of alcohol, and is otherwise fit and well. What is the correct management?

Taken from http://imgarcade.com/1/what-does-dry-socket-look-like-after-tooth-extraction