There is a clear correlation between presence of actin near the tip and exertion of a traction force, thus demonstrating that the traction force is transduced along the actin shaft inside the filopodium.
"I need a clear head to accomplish the work I must do in this world," Field once stated, "and nothing so unfits a sensitive nature for mental exertion as emotional intensities". Scharnhorst was also wise not to make big claims for Field's writing.
The results showed that the item difficulty in the Activity domain of the SGRQ gave a remarkably clear gradient activity from low exertion (e.g., Sitting or lying) to high exertion (e.g., running).
Under the N.B.A.'s concussion protocol, he must pass a series of exertion exercises and be cleared by a league-appointed neurologist before he can return.
But the point is clear, and it's similar to the one suggested by Coppola's depiction of an action hero off-screen: even a C.G.I. fantasy, played persuasively, extracts from its performers as much of a psychological exertion as a physical one.
Assuming he passed those assessments to participate in shoot-around, Hill still had to complete a series of exertion exercises, increasing in difficulty, before being cleared to play.
It's in the interest of both tour operators and passengers to make clear how much exertion will be required, said Gary Murtagh, president of ElderTreks, based in Toronto.
Within his body, there was a tumult of exertion.
I know, it's an exertion, but one with a payoff -- exhilaration.
One government source said: "This is an exertion of Treasury power.
