Need help determining cause of BSOD

[Sco12345678]

System: Dell laptop - Inspiron N5040
Windows 7 Home Premium
Here is the BSOD.

http://i.imgur.com/xVvxgDc.jpg

Much appreciation for any help.

 

[axe0axe0]

Run memtest86+: https://www.tenforums.com/tutorials/14201-memtest86-test-ram.html