- long head: infraglenoid tubercle of scapula to olecranon process. functions in joint stability (shunt muscle) - medial head: dorsal surface of humerus to olecranon process.most active of the head in all three positions.- lateral head: dorsal surface of humerus to olecranon process.Strongest, but only active against resistance.unctions in joint stability (shunt muscle) - medial head: dorsal surface of humerus to olecranon process. most active of the head in all three positions. - lateral head: dorsal surface of humerus to olecranon process. Strongest, but only active against resistance.
The ES 500 is a great little backup unit. Easy to use, long battery life (about 25 min. with a desktop PC plugged in; 2 hrs. with a notebook PC plugged into it). It includes full surge protector capabilities, so you won't need to buy another one of those.
Based on this information, EveryMac.com originally recorded the battery life as approximately 3.5 - 4.5 hours on the specifications pages for the MacBook Pro Core Duo 1.83 15-Inch, MacBook Pro Core Duo 2.0 15-Inch, and MacBook Pro Core Duo 2.16 15-Inch.ithout the streaming audio, however, the batteries lasted just over 3 hours. Battery life was better on the Santa Rosa MacBook Pro, clocking in at 3:34 versus the older laptop's 3:17. The improvement on the Better Battery life setting was in line with Apple's claims.