The Antechamber Area

1. How do I get through the inset doorway in the south Antechamber?
   
2. What's the significance of the stone slab in the Annex?
   
3. What is the spatula used for?
   
4. How do I get through the doorway in the north Antechamber?
   
5. Can I take the scarab?
   
6. Can I open the sarcophagus?
   
7. What do I do when Craige shows up?