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5/24 Knee Test

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Sales Representative Medical sales (Tests) Quiz on 5/24 Knee Test, created by Hannah Eurell on 19/05/2021.
Hannah Eurell
Quiz by Hannah Eurell, updated more than 1 year ago
Hannah Eurell
Created by Hannah Eurell over 3 years ago
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Resource summary

Question 1

Question
Which side of the knee acts as a ball & socket joint?
Answer
  • Medial
  • Lateral
  • Posterior
  • Anterior

Question 2

Question
What are the 3 axes of the Knee
Answer
  • Internal
  • Anatomical
  • Mechanical
  • Functional

Question 3

Question
There are 3 joints of the knee. Medial tibiofemoral, lateral [blank_start]tibiofemoral[blank_end] and the [blank_start]patellofemoral[blank_end].
Answer
  • tibiofemoral
  • patellofemoral

Question 4

Question
What is the degree difference roughly between the anatomical axis and mechanical axis of the femur?
Answer
  • 3
  • 6
  • 5
  • 2

Question 5

Question
What is the correct term to label this knee issue?
Image:
Da2c8ff10 (binary/octet-stream)
Answer
  • Valgus Knee
  • Varus Knee

Question 6

Question
The mechanical axes is right through the center of the femur.
Answer
  • True
  • False

Question 7

Question
What muscles make up the quadriceps?
Answer
  • Vastus Medialis
  • Rectus Femoris
  • Sartorius
  • Vastus Lateralis
  • Vastus Intermedius

Question 8

Question
The patella tendon is also called the patella ligament.
Answer
  • True
  • False

Question 9

Question
The patella will bring on more tension to the quadriceps
Answer
  • True
  • False

Question 10

Question
The keep the tension needed for the quads the patella will articulate or slide in what direction during flexion?
Answer
  • Caudally
  • Cranially
  • Laterally
  • Medially

Question 11

Question
In the past the femoral condyles were believed to be [blank_start]egg[blank_end] shaped before it was discovered that they in-fact were more circular.
Answer
  • egg

Question 12

Question
What does the femoral roll back increase?
Answer
  • Knee extension
  • Knee flexion
  • Knee internal rotation
  • Knee external rotation

Question 13

Question
Which is a correct description of tibia shape?
Answer
  • Lateral side is concave, medial side is convex
  • Lateral side is convex, medial side is concave

Question 14

Question
The shape of the tibia helps with [blank_start]medial[blank_end] pivot.
Answer
  • medial

Question 15

Question
When standing up straight (muscles extended), the tibia will externally rotate. What do you call this arc of motion?
Answer
  • Functional Arc
  • Deep Flexion Arc
  • Screw Home arc

Question 16

Question
When standing up straight (muscles extended), the tibia will externally rotate. When the knee starts to flex the tibia will internally rotate. If the bones and ligaments are doing the work what kind of motion is this?
Answer
  • Passive
  • Active

Question 17

Question
Is the Functional arc of the knee an active or passive motion?
Answer
  • Active
  • Passive

Question 18

Question
In the deep flexion arc the tibia internally rotates with reference to the femur. The femur also translates anteriorly.
Answer
  • True
  • False

Question 19

Question
What is caused by the breakdown of cartilage between joint bones?
Answer
  • Psoriatic arthritis
  • Rheumatoid arthritis
  • Gout
  • Osteoarthritis

Question 20

Question
How would you described Rheumatoid arthritis?
Answer
  • Acute
  • Chronic
  • autoimmune dissease
  • unknown cause

Question 21

Question
The granulation tissue (thickened synovium) that forms in RA patients is called [blank_start]Pannus[blank_end].
Answer
  • Pannus

Question 22

Question
The materials used for TKA implants are pretty standardized. Tibial components are [blank_start]titanium[blank_end]. Tibial insert and patellar components are [blank_start]polyethylene[blank_end]. Lastly the femoral component is [blank_start]cobalt chrome[blank_end].
Answer
  • titanium
  • cobalt chrome
  • polyethylene
  • stainless steel
  • titanium
  • cobalt chrome
  • polyethylene
  • stainless steel
  • titanium
  • cobalt chrome
  • polyethylene
  • stainless steel

Question 23

Question
Which implant component would you NOT use medical cement.
Answer
  • tibial component
  • femoral component
  • tibial stem component
  • use cement in all

Question 24

Question
If you use two different metals in the body and they come in contact with each other they will react to each other. Ionization and oxidation is this process.
Answer
  • True
  • False

Question 25

Question
Cobalt chrome is an [blank_start]alloy[blank_end]. This means it contains a combo of three different metals.
Answer
  • alloy

Question 26

Question
Bone cement (PMMA) appears radiolucent on x-ray, so you will not see it on an image.
Answer
  • True
  • False

Question 27

Question
What is relied on in a press fit implant for stabilization.
Answer
  • Ligaments
  • Cement
  • Tendons
  • Bone

Question 28

Question
Which are the two products that are press fit implants made by Zimmerman and Smith & Nephew?
Answer
  • Tantalum
  • Oxinium
  • itotal
  • Anthem

Question 29

Question
When was bone cement approved by the FDA?
Answer
  • 1982
  • 1971
  • 1965
  • 1975

Question 30

Question
A method to get polyethylene to wear/ oxidize less, therefore increasing its longevity is called [blank_start]cross linking[blank_end].
Answer
  • cross linking

Question 31

Question
If a surgeon wanted to preserve the Pcl or even the acl what approach would you call this?
Answer
  • Anatomic approach
  • Functional approach
  • Bio-functional approach

Question 32

Question
You can keep all ligaments in a Uni (partial) knee replacement.
Answer
  • True
  • False

Question 33

Question
If the surgeon wanted to keep a viable PCL intact and wants femoral roll back which tibial implant design would he or she use.
Answer
  • P.S ; Posterior Stabilizing
  • C.R ; Cruciate Retaining
  • Press fit

Question 34

Question
The first implant design for knees was a hinge joint in 1890
Answer
  • True
  • False

Question 35

Question
What factor greatly advanced surgery?
Answer
  • Antibiotics
  • Implant designs
  • Anesthesia
  • Pain medication

Question 36

Question
Which implant design is most commonly used for revision knee surgery?
Answer
  • Cruciate retaining (CR)
  • Posterior Stabilizing (PS)
  • Condylar Stabilizing (CS)
  • Condylar Constrained knee (CCK)

Question 37

Question
Which implant component is seen?
Image:
14075 Pb4 R1 (binary/octet-stream)
Answer
  • CCK
  • PS
  • CR
  • CS

Question 38

Question
[blank_start]Osteolysis[blank_end] is the term for bone loss. Seen in polyethylene wear and the debris react with the bone.
Answer
  • Osteolysis

Question 39

Question
When you have an infected knee after a TKA you use antibiotics to clear the infection and then the patient can have a revision.
Answer
  • True
  • False

Question 40

Question
When a surgeon in cutting the femur, he or she must not " [blank_start]notch[blank_end] " the femur. This means cutting the cortical bone which could lead to a rupture.
Answer
  • notch

Question 41

Question
In TKA surgery the femur gets cut multiple times before implant placement. What is the first cut made?
Answer
  • Proximal Cut
  • Posterior Cut
  • Distal Cut
  • Anterior Cut

Question 42

Question
What axis are you taking into account with the distal femur cut?
Answer
  • Functional
  • Mechanical
  • Anatomical

Question 43

Question
IM approach stands for intramedullary. The approach can be seen when drilling the femur & when inserting a rod into the femur.
Answer
  • True
  • False

Question 44

Question
What does the Doctor use to size the femoral implant?
Answer
  • AP sizer
  • Stylus
  • Distal cutting guide
  • 4 in 1 cutting block

Question 45

Question
When cutting the femur which is the most important?
Answer
  • Posterior
  • Medial Chamfer
  • Lateral Chamfer
  • Anterior

Question 46

Question
How many femoral cuts are needed if using a PS insert?
Answer
  • 4
  • 5
  • 3
  • 6

Question 47

Question
The tibia sizing guide is what approach?
Answer
  • intermedullary
  • extramedullary

Question 48

Question
The tibia sizing guide cannot adjust for varus or valgus
Answer
  • True
  • False

Question 49

Question
What can be used to save time, perfect a patients implant design and get better cuts ?
Answer
  • CT Scan
  • X-ray
  • MRI
  • Robots

Question 50

Question
If a knee is presented with minimal wear and a surgeon wanted to keep all ligaments, what could he or she preform?
Answer
  • TKA
  • CCK
  • Uni knee
  • Steroid injections

Question 51

Question
Which side of the knee is the most compromised out of all needed TKAs.
Answer
  • Lateral (valgus)
  • Medial(varus)
  • Posterior
  • Anterior

Question 52

Question
Which x-ray view is shown?
Image:
Knee (binary/octet-stream)
Answer
  • AP view
  • Oblique view
  • Lateral view
  • PA View

Question 53

Question
What view and which knee is shown?
Image:
372135 (binary/octet-stream)
Answer
  • AP view, Right
  • Lateral view, Left
  • Lateral View, Right
  • AP view, Left

Question 54

Question
This radiograph is showing the [blank_start]skyline[blank_end] view.
Image:
S (binary/octet-stream)
Answer
  • skyline

Question 55

Question
This radiograph is showing which view?
Image:
Normal Knees X Rays+(1) (binary/octet-stream)
Answer
  • AP view
  • AP weight bearing view
  • Pa view
  • Pa weight bearing view

Question 56

Question
What tools are used to safe guard the ligaments?
Answer
  • Rongeur
  • Osteotome
  • Curette
  • Retractor

Question 57

Question
MIS stands for minimally invasive surgery
Answer
  • True
  • False
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