JR 101 UPDATED MAIN ANSWERS AND QUESTIONS
SET A+
✔✔the Tritanium foam thickness on the underside of the Triathlon Tritanium baseplate
is
_________mm thick. - ✔✔1.14
✔✔The distal femur and proximal tibia create the _____ of the knee joint. -
✔✔extension gap
✔✔The posterior femur and proximal tibia create the _____ of the knee joint. -
✔✔flexion gap
✔✔The single radius design of Triathlon allows for _____ required by the quadriceps to
extend the
knee joint. - ✔✔less force
✔✔The unique 7 degree anterior flange design of Triathlon is designed to provide the
flexibility to
_____ the femoral component while avoiding the occurrence of _____. - ✔✔Downsize;
notching
✔✔Triathlon's full periphery locking rim, locking wire, and anti-rotation island have
demonstrated less
_____ than other designs. - ✔✔Micromotion
✔✔True or false: The Triathlon Total Knee System offers both symmetric and
asymmetric patella
options. - ✔✔true
✔✔_____________ of UHMWPE helps generate cross-linking of the molecules within
the
material. - ✔✔Irradiation
, ✔✔X3 is annealed at ______ degrees Celsius. - ✔✔130
✔✔True or false: the annealing process that we use to manufacture X3 alters the
mechanical strength
of the material by changing the crystalline structure within the material. - ✔✔False
✔✔The three
bones that (when fused) form the hip bone, are: - ✔✔ilium, ischium, pubis
✔✔A large foramen that is created in the skeleton when the ischial and pubic rami are
joined is called
the: - ✔✔obturator foramen
✔✔True or false: the primary function of the articular cartilage in the acetabulum is to
help provide stability for the femoral head by confining the femoral head within the rim of
the acetabular socket. - ✔✔false
✔✔True or False: the outer fibrous layer of the hip capsule is another way of describing
the acetabular
labrum. - ✔✔false
✔✔The skeletal combination of a right hip bone and a left hip bone forms an anatomical
structure
referred to as the: - ✔✔pelvic girdle
✔✔"ASIS" stand for: - ✔✔Anterior Superior Iliac Spine
✔✔The lesser sciatic notch is located on what bone? - ✔✔ischium
✔✔The most common site for a fracture in the proximal femur is: - ✔✔the femoral neck
✔✔The psoas major muscle inserts on the proximal femur at the: - ✔✔lesser trochanter
✔✔True or false: the "fovea capitis" is a depression on the surface on the floor of the
acetabular
socket. - ✔✔false
✔✔True or false: the intertrochanteric crest is located on the posterior side of the femur.
- ✔✔true
✔✔True or false: the ligamentum teres is intraapsular - ✔✔true
SET A+
✔✔the Tritanium foam thickness on the underside of the Triathlon Tritanium baseplate
is
_________mm thick. - ✔✔1.14
✔✔The distal femur and proximal tibia create the _____ of the knee joint. -
✔✔extension gap
✔✔The posterior femur and proximal tibia create the _____ of the knee joint. -
✔✔flexion gap
✔✔The single radius design of Triathlon allows for _____ required by the quadriceps to
extend the
knee joint. - ✔✔less force
✔✔The unique 7 degree anterior flange design of Triathlon is designed to provide the
flexibility to
_____ the femoral component while avoiding the occurrence of _____. - ✔✔Downsize;
notching
✔✔Triathlon's full periphery locking rim, locking wire, and anti-rotation island have
demonstrated less
_____ than other designs. - ✔✔Micromotion
✔✔True or false: The Triathlon Total Knee System offers both symmetric and
asymmetric patella
options. - ✔✔true
✔✔_____________ of UHMWPE helps generate cross-linking of the molecules within
the
material. - ✔✔Irradiation
, ✔✔X3 is annealed at ______ degrees Celsius. - ✔✔130
✔✔True or false: the annealing process that we use to manufacture X3 alters the
mechanical strength
of the material by changing the crystalline structure within the material. - ✔✔False
✔✔The three
bones that (when fused) form the hip bone, are: - ✔✔ilium, ischium, pubis
✔✔A large foramen that is created in the skeleton when the ischial and pubic rami are
joined is called
the: - ✔✔obturator foramen
✔✔True or false: the primary function of the articular cartilage in the acetabulum is to
help provide stability for the femoral head by confining the femoral head within the rim of
the acetabular socket. - ✔✔false
✔✔True or False: the outer fibrous layer of the hip capsule is another way of describing
the acetabular
labrum. - ✔✔false
✔✔The skeletal combination of a right hip bone and a left hip bone forms an anatomical
structure
referred to as the: - ✔✔pelvic girdle
✔✔"ASIS" stand for: - ✔✔Anterior Superior Iliac Spine
✔✔The lesser sciatic notch is located on what bone? - ✔✔ischium
✔✔The most common site for a fracture in the proximal femur is: - ✔✔the femoral neck
✔✔The psoas major muscle inserts on the proximal femur at the: - ✔✔lesser trochanter
✔✔True or false: the "fovea capitis" is a depression on the surface on the floor of the
acetabular
socket. - ✔✔false
✔✔True or false: the intertrochanteric crest is located on the posterior side of the femur.
- ✔✔true
✔✔True or false: the ligamentum teres is intraapsular - ✔✔true
