The tuck position in diving is recognizable by the divers' body being bunched up with their hands on their shins. The diver's knees should be pulled tightly into their chest with their toes pointed throughout the tuck. Meanwhile, their head should be positioned so they are looking over their knees
Alonzo's position helps Emilee in her job because Alonzo is doing something that Emilee no longer has to. If she does many tasks each day to make sure the hospital is up and running then no, It doesnt mean that Emilee doesn't care about the hospital.