The fingers have two long flexors, located on the underside of the forearm. They insert by tendons to the phalanges of the fingers. The deep flexor attaches to the distal phalanx, and the superficial flexor attaches to the middle phalanx.
An adult can only get a maximum IQ of 161 on the Cattell III B test and 183 on Culture Fair. A top two per cent score on Cattell III B would be 148 or over, while for Culture Fair it is 132 or over. The two papers test different types of IQ.
Split the difference: IQ of about 120. With a maximum IQ of 122 and a minimum IQ of 114, an IQ just under 120 sounds like a reasonable guess for Michelle Obama. Although IQ 120 is a bit below the Ivy League average, it is still higher than 99% of black America and higher than 90% of white America.