PCCM 1 Final Exam Questions and answers 2022

Proper determination of seat width of a wheel chair? Why? - Answer - measure the widest aspect of the users bottom and add aprox. 1.5 inches, protects greater trochanters Proper determination of seat depth of a W/C? Why? - Answer - measure from the users bottom to along the lateral thigh to the popliteal fold then subtract approx. 2 inches, protects popliteal space Proper determination of leg length of W/C? Why? - Answer - the foot plates should be approx. 2 inches from the floor, to clear the ground and keep from bumping into things Proper determination of armrest height of W/C? Why? - Answer - measure from seat of chair to olecranon process w/ elbow flexed to 90 degrees then add 1 inch. Proper determination of seat height of W/C? - Answer - measure from users heel to the popliteal fold and add 2 inches to allow clearance of the foot rest Proper determination of back height of W/C? - Answer - measure from the seat of the chair to the floor of the axilla, with the users shoulders flexed to 90 degrees, and subtract 4 inches. This will allow for the final back height to be below the inferior angles of the scapulae. How does a patient propel W/C with both upper extremities? What type? - Answer - Each hand on the respective hand rim, pushing wheels forward. How does a patient propel W/C with one upper extremity and one lower extremity? - Answer - Similar to with both hands, but just one is used to propel, while foot acts as a rudder. Could be standard, heavy adult, etc, or hemiplegic, one hand drive (control of both wheels on one rim) How does a patient propel W/C with both lower extremities? - Answer - Pt uses heels and soles of foot to propel chair forward and back and uses as a rudder. (all standard walkers) What is the benefit of a one hand drive w/c? - Answer - two hand rims are fabricated on one drive wheel, and the two drive wheels are connected by a linkage bar List the primary components of standard W/C? - Answer - armrest, "front rigging" (leg rests/foot rests), heel loop, footplate, caster wheel, hand rim, wheel lock/brakes, push handle Asepsis - Answer - the absence of microorganisms that produce disease, the prevention infection by maintaining a sterile condition