A week that saw the three final undefeated teams lose -- two by a lot (OU to Alabama and Tennessee to Florida) and one by a little (Florida to Kentucky) -- prompts major changes in this week's college basketball power rankings.

Florida basketball outscored Tennessee in the paint and outrebounded UT in its historic win over the No. 1 Vols

The SEC is looking like an early-season powerhouse, with six teams in the top 10 of Monday’s AP Top 25 poll. But only one unbeaten remains — top-ranked Tennessee, which ships its 14-0 record down to the swamp against a formidable foe in No. 8 Florida.