Question 1

During closed kinetic chain knee extension,the menisci are pushed ________________by the femoral condyles and pulled anteriorly by ______________.

Accepted Answer

A)  posteriorly,semimembranosus muscle 
B)  posteriorly,gracilis muscle 
C)  anteriorly,quadriceps expansion and patellofemoral ligament 
D)  anteriorly,popliteus muscle and coronary ligaments 
A)  posteriorly,semimembranosus muscle 
B)  posteriorly,gracilis muscle 
C)  anteriorly,quadriceps expansion and patellofemoral ligament 
D)  anteriorly,popliteus muscle and coronary ligaments C

Question 2

What muscle is primarily responsible for unlocking the tibia when flexing the knee?

Accepted Answer

A)  Sartorius 
B)  Biceps femoris 
C)  Popliteus 
D)  Plantaris 
A)  Sartorius 
B)  Biceps femoris 
C)  Popliteus 
D)  Plantaris C

Question 3

A patient injured his medial meniscus and structures attached to the medial meniscus.Which of the following best describes additional structures that may be injured?

Accepted Answer

A)  Posterior cruciate ligament (PCL),semimembranosus tendon,and quadriceps expansion 
B)  Lateral collateral ligament (LCL),semitendinosus tendon,and posterior meniscofemoral ligaments 
C)  Medial collateral ligament (MCL),semimembranosus tendon,and anterior cruciate ligament 
D)  Anterior cruciate ligament (ACL),semitendinosus tendon,and fibrous expansion from the popliteus 
A)  Posterior cruciate ligament (PCL),semimembranosus tendon,and quadriceps expansion 
B)  Lateral collateral ligament (LCL),semitendinosus tendon,and posterior meniscofemoral ligaments 
C)  Medial collateral ligament (MCL),semimembranosus tendon,and anterior cruciate ligament 
D)  Anterior cruciate ligament (ACL),semitendinosus tendon,and fibrous expansion from the popliteus C

Question 4

Which ligaments are responsible for medial-lateral stability of the knee joint? To which compartment do they belong?

Accepted Answer

Medial and lateral stability of the knee

Question 5

Which of the following describes the movement of the menisci during closed kinetic chain medial rotation of the tibiofemoral joint?

Accepted Answer

A)  Medial meniscus moves posteriorly; lateral meniscus moves anteriorly. 
B)  Medial meniscus moves anteriorly; lateral meniscus moves posteriorly. 
C)  Medial meniscus moves superiorly; lateral meniscus moves posteriorly. 
D)  Medial meniscus moves anteriorly; lateral meniscus moves superiorly. 
A)  Medial meniscus moves posteriorly; lateral meniscus moves anteriorly. 
B)  Medial meniscus moves anteriorly; lateral meniscus moves posteriorly. 
C)  Medial meniscus moves superiorly; lateral meniscus moves posteriorly. 
D)  Medial meniscus moves anteriorly; lateral meniscus moves superiorly.

Question 6

Why is ascending stairs commonly cited as producing knee pain? Relate this to patellofemoral joint compression.

Accepted Answer

Ordinarily,an active contraction of the

Question 7

Which of the following best describes the ligament(s)that provide(s)the most resistance to tensile forces in 30° of closed kinetic chain flexion of the tibiofemoral joint?

Accepted Answer

A)  Anterior cruciate ligament (ACL) 
B)  ACL and posterior cruciate ligament (PCL) 
C)  Medial collateral ligament (MCL)and lateral collateral ligament (LCL) 
D)  PCL,MCL,and LCL 
A)  Anterior cruciate ligament (ACL) 
B)  ACL and posterior cruciate ligament (PCL) 
C)  Medial collateral ligament (MCL)and lateral collateral ligament (LCL) 
D)  PCL,MCL,and LCL

Question 8

Which of the following best describes the screw home mechanism of the tibiofemoral joint during open kinetic chain movement?

Accepted Answer

A)  Lateral rotation of the femur on the tibia occurring at 90o knee flexion to lock the tibiofemoral joint in its close-packed position 
B)  Medial rotation of the tibia on the femur occurring at 60o knee flexion to lock the tibiofemoral joint in its close-packed position 
C)  Lateral rotation of the tibia on the femur occurring at 0o knee flexion to lock the tibiofemoral joint in its close-packed position 
D)  Medial rotation of the femur on the tibia occurring at 45o knee flexion to lock the tibiofemoral joint in its close-packed position 
A)  Lateral rotation of the femur on the tibia occurring at 90o knee flexion to lock the tibiofemoral joint in its close-packed position 
B)  Medial rotation of the tibia on the femur occurring at 60o knee flexion to lock the tibiofemoral joint in its close-packed position 
C)  Lateral rotation of the tibia on the femur occurring at 0o knee flexion to lock the tibiofemoral joint in its close-packed position 
D)  Medial rotation of the femur on the tibia occurring at 45o knee flexion to lock the tibiofemoral joint in its close-packed position

Question 9

An increased valgus position (genu valgus)of the knee will cause increased compressive forces on the ________________side of the tibiofemoral joint and place tensile forces on the ________________ligament.

Accepted Answer

A)  medial,medial collateral 
B)  medial,lateral collateral 
C)  lateral,medial collateral 
D)  lateral,lateral collateral 
A)  medial,medial collateral 
B)  medial,lateral collateral 
C)  lateral,medial collateral 
D)  lateral,lateral collateral

Question 10

Which of the following structural abnormalities will contribute to an increased Q-angle?

Accepted Answer

A)  Femoral retroversion 
B)  Tibial medial torsion 
C)  Femoral anteversion 
D)  Tight adductor muscles 
A)  Femoral retroversion 
B)  Tibial medial torsion 
C)  Femoral anteversion 
D)  Tight adductor muscles

Question 11

What muscle group would you strengthen to provide dynamic stability for the loss of stability from a torn anterior cruciate ligament (ACL)?

Accepted Answer

A)  Quadriceps muscles 
B)  Adductor muscles 
C)  Hamstring muscles 
D)  Gluteal muscles 
A)  Quadriceps muscles 
B)  Adductor muscles 
C)  Hamstring muscles 
D)  Gluteal muscles

Question 12

Which aspect of the knee joint is most prone to injury? Why is this true,and what structures are most commonly involved?

Accepted Answer

The medial side of the knee joint is mor

Question 13

A person assumes a squat position to lift a heavy box.As the person assumes a fully upright position,the patella will move in two directions.Which of the following best describes the movement of the patella during this activity?

Accepted Answer

A)  From lateral F1F1F1S1F1F1F10 medial F1F1F1S1F1F1F10 lateral and from cranial F1F1F1S1F1F1F10 caudal 
B)  From medial F1F1F1S1F1F1F10 lateral F1F1F1S1F1F1F10 medial and from cranial F1F1F1S1F1F1F10 caudal 
C)  From lateral F1F1F1S1F1F1F10 medial F1F1F1S1F1F1F10 lateral and from caudal F1F1F1S1F1F1F10 cranial 
D)  From medial F1F1F1S1F1F1F10 lateral F1F1F1S1F1F1F10 medial and from caudal F1F1F1S1F1F1F10 cranial 
A)  From lateral F1F1F1S1F1F1F10 medial F1F1F1S1F1F1F10 lateral and from cranial F1F1F1S1F1F1F10 caudal 
B)  From medial F1F1F1S1F1F1F10 lateral F1F1F1S1F1F1F10 medial and from cranial F1F1F1S1F1F1F10 caudal 
C)  From lateral F1F1F1S1F1F1F10 medial F1F1F1S1F1F1F10 lateral and from caudal F1F1F1S1F1F1F10 cranial 
D)  From medial F1F1F1S1F1F1F10 lateral F1F1F1S1F1F1F10 medial and from caudal F1F1F1S1F1F1F10 cranial

Question 14

Which structure is a stabilizer of the patella in the transverse plane?

Accepted Answer

A)  Patellar tendon 
B)  Quadriceps tendon 
C)  Patellotibial ligaments 
D)  Iliotibial band 
A)  Patellar tendon 
B)  Quadriceps tendon 
C)  Patellotibial ligaments 
D)  Iliotibial band

Question 15

Which of the following describes the effect on the lumbar spine of a subject standing in excessive bilateral genu recurvatum?

Accepted Answer

A)  Compensatory increase in lumbar lordosis 
B)  Compensatory increase in lumbar kyphosis 
C)  Compensatory increase in thoracic lordosis 
D)  Compensatory increase in thoracic kyphosis 
A)  Compensatory increase in lumbar lordosis 
B)  Compensatory increase in lumbar kyphosis 
C)  Compensatory increase in thoracic lordosis 
D)  Compensatory increase in thoracic kyphosis

Question 16

Identify the bursae of the knee joint.Which of these are generally separate from and which are part of the capsule?

Accepted Answer

The bursae of the knee joint are the sup

Question 17

Which of the following,if present,may cause an increase in the normal Q-angle?

Accepted Answer

A)  Genu valgum 
B)  A narrow pelvis 
C)  Medially rotated pelvis 
D)  Femoral retroversion 
A)  Genu valgum 
B)  A narrow pelvis 
C)  Medially rotated pelvis 
D)  Femoral retroversion

Question 18

Describe the patellofemoral articulation,including the number and shape of the surfaces.

Accepted Answer

The patellofemoral articulation is forme

Question 19

Describe the congruency of the tibiofemoral joint.What factors add to or detract from stability?

Accepted Answer

The tibiofemoral (knee)is incongruent du

Question 20

What are the dynamic stabilizers of the knee,and in what plane do they contribute to stability?

Accepted Answer

The dynamic stabilizers of the knee are

During closed kinetic chain knee extension,the menisci are pushed __by the femoral condyles and pulled anteriorly by .

What muscle is primarily responsible for unlocking the tibia when flexing the knee?

A patient injured his medial meniscus and structures attached to the medial meniscus.Which of the following best describes additional structures that may be injured?

Which ligaments are responsible for medial-lateral stability of the knee joint? To which compartment do they belong?

Which of the following describes the movement of the menisci during closed kinetic chain medial rotation of the tibiofemoral joint?

Why is ascending stairs commonly cited as producing knee pain? Relate this to patellofemoral joint compression.

Which of the following best describes the ligament(s)that provide(s)the most resistance to tensile forces in 30° of closed kinetic chain flexion of the tibiofemoral joint?

Which of the following best describes the screw home mechanism of the tibiofemoral joint during open kinetic chain movement?

An increased valgus position (genu valgus)of the knee will cause increased compressive forces on the side of the tibiofemoral joint and place tensile forces on the ligament.

Which of the following structural abnormalities will contribute to an increased Q-angle?

What muscle group would you strengthen to provide dynamic stability for the loss of stability from a torn anterior cruciate ligament (ACL)?

Which aspect of the knee joint is most prone to injury? Why is this true,and what structures are most commonly involved?

A person assumes a squat position to lift a heavy box.As the person assumes a fully upright position,the patella will move in two directions.Which of the following best describes the movement of the patella during this activity?

Which structure is a stabilizer of the patella in the transverse plane?

Which of the following describes the effect on the lumbar spine of a subject standing in excessive bilateral genu recurvatum?

Identify the bursae of the knee joint.Which of these are generally separate from and which are part of the capsule?

Which of the following,if present,may cause an increase in the normal Q-angle?

Describe the patellofemoral articulation,including the number and shape of the surfaces.

Describe the congruency of the tibiofemoral joint.What factors add to or detract from stability?

What are the dynamic stabilizers of the knee,and in what plane do they contribute to stability?

Biomechanical Applications to Joint Structure and Function

Joint Structure and Function

Muscle Structure and Function

The Vertebral Column

The Thorax and Chest Wall

The Temporomandibular Joint

The Shoulder Complex

The Elbow Complex

The Wrist and Hand Complex

The Hip Complex

The Ankle and Foot Complex

Filters

Exam 11: The Knee Complex

During closed kinetic chain knee extension,the menisci are pushed ________________by the femoral condyles and pulled anteriorly by ______________.

What muscle is primarily responsible for unlocking the tibia when flexing the knee?

A patient injured his medial meniscus and structures attached to the medial meniscus.Which of the following best describes additional structures that may be injured?

Which ligaments are responsible for medial-lateral stability of the knee joint? To which compartment do they belong?

Which of the following describes the movement of the menisci during closed kinetic chain medial rotation of the tibiofemoral joint?

Why is ascending stairs commonly cited as producing knee pain? Relate this to patellofemoral joint compression.

Which of the following best describes the ligament(s)that provide(s)the most resistance to tensile forces in 30° of closed kinetic chain flexion of the tibiofemoral joint?

Which of the following best describes the screw home mechanism of the tibiofemoral joint during open kinetic chain movement?

An increased valgus position (genu valgus)of the knee will cause increased compressive forces on the ________________side of the tibiofemoral joint and place tensile forces on the ________________ligament.

Which of the following structural abnormalities will contribute to an increased Q-angle?

What muscle group would you strengthen to provide dynamic stability for the loss of stability from a torn anterior cruciate ligament (ACL)?

Which aspect of the knee joint is most prone to injury? Why is this true,and what structures are most commonly involved?

A person assumes a squat position to lift a heavy box.As the person assumes a fully upright position,the patella will move in two directions.Which of the following best describes the movement of the patella during this activity?

Which structure is a stabilizer of the patella in the transverse plane?

Which of the following describes the effect on the lumbar spine of a subject standing in excessive bilateral genu recurvatum?

Identify the bursae of the knee joint.Which of these are generally separate from and which are part of the capsule?

Which of the following,if present,may cause an increase in the normal Q-angle?

Describe the patellofemoral articulation,including the number and shape of the surfaces.

Describe the congruency of the tibiofemoral joint.What factors add to or detract from stability?

What are the dynamic stabilizers of the knee,and in what plane do they contribute to stability?

Biomechanical Applications to Joint Structure and Function

Joint Structure and Function

Muscle Structure and Function

The Vertebral Column

The Thorax and Chest Wall

The Temporomandibular Joint

The Shoulder Complex

The Elbow Complex

The Wrist and Hand Complex

The Hip Complex

The Ankle and Foot Complex

Filters

During closed kinetic chain knee extension,the menisci are pushed __by the femoral condyles and pulled anteriorly by .

An increased valgus position (genu valgus)of the knee will cause increased compressive forces on the side of the tibiofemoral joint and place tensile forces on the ligament.