Ch 8&9 pt 2
Except for the glenohumeral joint, the acetabular femoral joint is the least mobile joint of the body. True False
False
In the context of the pelvic girdle motions, anterior pelvic rotation refers to the anterior movement of the upper pelvis in which the iliac crest tilts forward in the transverse plane. True False
False
The acetabular femoral joint is reinforced by an extremely weak ligamentous capsule and the stability of this joint is attributed to the surrounding musculature. True False
False
The acetabulum inserts onto the femoral head to form the acetabular femoral joint. True False
False
The anterior and posterior cruciate ligaments are located on the outermost anterior and posterior surfaces of the knee joint. True False
False
The femoral condyles articulate with the fibular condyles during flexion of the knee. True False
False
The lateral collateral ligament originates on the lateral femoral condyle distally to the popliteus muscle origin and inserts on the fibular head. True False
False
The patella is classified as an "irregular" bone because it is imbedded in the patellar tendon. True False
False
The structural instability of the acetabular femoral joint makes it susceptible to subluxations and dislocations. True False
False
The teres ligament is located anteromedially and inferiorly and slightly limits adduction. True False
False
Anteriorly, the pelvic bones are joined to form the symphysis pubis, an amphiarthrodial joint. True False
True
Articular cartilage is located on the surfaces of both the femur and tibia. True False
True
For the pelvis to rotate in any direction, movement must occur in either the right hip, the left hip, the lumbar spine, or a combination of these locations. True False
True
The fibula is not part of the ginglymus articulation of the knee joint. True False
True
The knee joint is the largest joint in the body. True False
True
The pelvic girdle consists of a right and left pelvic bone joined together posteriorly by the sacrum. True False
True
The tibia bears the majority of the weight as compared to the fibula. True False
True
Which of the following is not true regarding the bursae of the knee? a) Bursae are composed mainly of fatty tissue. b) Some bursae are connected to the synovial cavity. c) Bursae absorb shock and/or reduce friction. d) There are more than 10 bursae in and around the knee.
a) Bursae are composed mainly of fatty tissue.
Which of the following is correct regarding the patellofemoral joint? a) Classified as an arthrodial type joint b) This joint lacks ligaments c) Hinge nature of patella on femoral condyles d) The joint is not commonly injured
a) Classified as an arthrodial type joint
Which of the following is important in extension of the thigh with external rotation? a) The gluteus maximus muscle b) The semimembranosus muscle c) The semitendinosus muscle d) The rectus femoris muscle
a) The gluteus maximus muscle
The pectineus muscle is located ________ and performs ________ of the hip. a) anteriorly; flexion b) posteriorly; extension c) medially; internal rotation d) laterally; abduction
a) anteriorly; flexion
Which of the following is not correct regarding menisci in the knee joint? a) Forms cushions between bones b) Decreases stability c) Attached to the tibia d) Deepens tibial fossa
b) Decreases stability
Which of the following is true regarding the medial collateral ligament? a)Maintains medial stability by resisting valgus forces or preventing the knee from being adducted b) Maintains medial stability by resisting valgus forces or preventing the knee from being abducted c) Maintains medial stability by resisting varus forces or preventing the knee from being abducted d) Maintains medial stability by resisting varus forces or preventing the knee from being adducted
b) Maintains medial stability by resisting valgus forces or preventing the knee from being abducted
Which of the following muscles is best stretched in a side-lying position by having a partner take the knee into full flexion and simultaneously take the hip into extension? a) The semimembranosus muscle b) The rectus femoris muscle c) The biceps femoris muscle d) The semitendinosus muscle
b) The rectus femoris muscle
The rectus femoris is more powerful in extending the knee when the hip is in ________. a) internal rotation b) extension c) flexion d) external rotation
b) extension
The pes anserinus tendinous expansion comprises the ________. a) sartorius, semimembranosus, and semitendinosus b) gracilis, sartorius, and semitendinosus c) gracilis, semimembranosus, and semitendinosus d) biceps femoris, semimembranosus, and semitendinosus
b) gracilis, sartorius, and semitendinosus
Agonist muscles during hip extension include all of the following except the: a) biceps femoris muscle. b) sartorius muscle. c) semimembranosus muscle. d) semitendinosus muscle.
b) sartorius muscle.
All of the following are key bony landmarks for knee joint actions except: a) medial and lateral femoral condyles b) tibial tuberosity. c) Gerdy's condyle. d) superior and inferior patellar poles.
c) Gerdy's condyle.
Which of the following muscles internally rotates the knee? a) Tensor fascia latae b) Vastus medialis c) Semimembranosus d) Biceps femoris
c) Semimembranosus
Which of the following muscles is important in providing dynamic medial stability to the knee joint because of the manner in which it crosses the joint and is also responsible for internal rotation of the knee? a) The gracilis muscle b) The biceps femoris muscle c) The semimembranosus muscle d) The gluteus maximus muscle
c) The semimembranosus muscle
The most common serious knee ligament injury involves the ________. a) posterior cruciate ligament b) medial collateral ligament c) anterior cruciate ligament d) lateral collateral ligament
c) anterior cruciate ligament
The only uniarticular knee flexor is the ________. a) vastus intermedius b) semimembranosus c) popliteus d) biceps femoris
c) popliteus
The vastus medialis provides a(n) ________ pull on the patella when contracting concentrically. a) superior b) inferomedial c) superomedial d) superolateral
c) superomedial
Which of the following muscles externally rotates the knee? a) Semitendinosus b) Vastus lateralis c) Semimembranosus d) Biceps femoris
d) Biceps femoris
Which of the following is not true regarding strength and endurance being essential for maintenance of patellofemoral stability? a) Quads are particularly prone to atrophy when injuries occur. b) Functional weight bearing activities such as step-ups or squats are particularly useful for strengthening and endurance. c) Patellofemoral stability may be developed by resisted knee extension activities from a seated position. d) Strength and flexibility are not often a problem with the muscles of the knee joint.
d) Strength and flexibility are not often a problem with the muscles of the knee joint.
In the context of the pelvic girdle motions, which of the following statements is true of the right lateral pelvic rotation? a) Either the left pelvis rotates downward or the right pelvis rotates upward. b) It is characterized by a left lateral tilt. c) It is accomplished by right lumbar and lateral flexion left hip abduction in the frontal plane. d) The right pelvis moves inferiorly in relation to the left pelvis in the frontal plane.
d) The right pelvis moves inferiorly in relation to the left pelvis in the frontal plane.
Which of the following is not considered to be one of the quadriceps muscle group? a) Vastus lateralis b) Rectus femoris c) Vastus intermedius d) Vastus femoris
d) Vastus femoris
The medial compartment of the thigh contains the muscles—adductor brevis, the adductor longus, the adductor magnus, the pectineus, and the gracilis—that are primarily responsible for ________. a) flexion of the hip b) internal rotation of the knee c) flexion of the knee d) adduction of the hip
d) adduction of the hip
Agonist muscles during hip flexion include all of the following except the: a) rectus femoris muscle. b) psoas major muscle. c) pectineus muscle. d) adductor magnus muscle.
d) adductor magnus muscle.
