CH 11 Ankle & Foot
The Q angle is usually ___ or less for males and __ or less for females
15 20
Which of the following is not true regarding the rectus femoris, vastus medialis, vastus internedius, vastus lateralis?
All are superficial and palpable except vastus medialis
The most common serious knee ligament injury involves the ______
Anterior cruciate ligament
Which of the following muscles externally rotates the knee?
Biceps femoris
Which of the following is Correct regarding the patellofemoral joint?
Classified as an arthrodial type joint
Which of the following is not correct regarding menisci in the knee joint?
Decreases Stability
The rectus femoris is more powerful and extending the knee when the hip is in___
Extension
Which of the following muscles can perform extension of the great toe when concentrically concentrically contracting?
Extensor hallucis longas
T/F During both walking and running there is a point where neither foot is touching the ground
False
T/F Each toe has 3 interphalangeal joints except for the great toe which has only two
False
T/F Inversion is turning the ankle and foot outward away from the midline of the body where the weight is on medial edge of foot
False
T/F The cuboid bone is located medially with respect to the navicular bone
False
T/F The patella is classified as an "irregular"bone because it is embedded in the patellar tendon
False
T/F The lateral collateral ligament is more frequently injured then the other knee joint ligaments
False - ACL
T/F The hamstring muscles function as a decelerator of the knee when decreasing speed to change direction and especially when landing from a jump
False - accelerator
Which of the following muscles can perform flexion of the four Lester toes when concentrically contracting?
Flexor digitorum longus
Which of the following muscles can perform flexion of the great toe when concentrically contracting?
Flexor hallucis longus
Which of the following is the correct order starting from the most posterior aspect of the distal lower ankle/leg and moving medially
Flexor hallucis longus, flexor digitorum longus, tibialiss posterior
Which of the following muscles can perform knee flexion when concentrically contracting?
Gastrocnemius
Which of the following muscles may be palpated on the upper 1/2 of the posterior aspect of the lower leg?
Gastrocnemius
Which of the following muscles do perform plantar flexion?
Gastrocnemius, Soleus, Plantaris, Flexor hallucis/digitorum longus, Tibialis posterior, Peroneus longus/brevis
All the following are key bony landmarks for knee joint actions except
Gerdy's Condyle
Which of the following is true regarding the medial collateral ligament?
Maintains medial stability by resisting VALGUS forces or preventing knee from being abducted
Which of the following is not considered to be a muscular compartment of the lower leg?
Medial compartment
Which of the following muscles is included in the anterior compartment?
Peroneus tertius
The only uniarticular knee flexors is the___
Popliteus
Which of the following is not true regarding the hamstring muscle group?
Provides static stability to the knee joint
Which of the following muscles internally rotate the knee?
Semimembranosus
Which of the following muscles only performs plantar flexion?
Soleus
Which of the following is not correct regarding the knee joint proper?
Sometimes referred to as trochonginglymus joint Due to internal and external rotation occurring when in full extension
The vastus lateralis provides a ____ pull on the patella when contracting concentrically
Superolateral
Muscles that flex in the knee include all of the following except:
Tensor fascia latae- knee includes biceps femoris, sartorius and gracilis
Which of the following statements is not true regarding the tibiofibular joint?
The interosseus membrane is located around the tibia and fibula shafts to provide support
T/F All three of the vasti muscles of the quadriceps originate on proximal femur and is there on the patellar superior pole
True
T/F Articular Cartlidge is located on the surfaces of both the femur and tibia
True
T/F As the need approaches full extension it if you must externally rotate approximately 10° to achieve proper alignment of the tibial and some moral condyles
True
T/F Each toe has 3 phalanxes except for the great toe which has only two
True
T/F Extensor hallucis longus can perform weak inversion of the foot
True
T/F Heel-strike normally occurs by landing on the heel with the foot in supination and the leg in external rotation
True
T/F Pronation is a combination of ankle dorsiflexion, subtalar eversion and forefoot abduction
True
T/F Severe injuries at the tibiofibular joint can involve the posterior tibiofibular ligament, interosseous ligament, and interosseous membrane
True
T/F The biceps femoris is inserts primarily on the head of the fibula
True
T/F The fibula is not part of the ginglymus articulation of the knee joint
True
T/F The medial collateral ligament originates on the medial aspect of the upper medial femoral condole and inserts on medial tibial surface
True
T/F The most common type of ankle sprain results from excessive inversion that causes damage to lateral structures
True
T/F The only muscle involved in extending all of the metacarpophalangeal and interphalangeal joints of the 4 lesser toes is the extensor digitorum longus
True
T/F The sartorial, gracilis, and semitendinosus all insert just below the medial condole on upper anteromedial tibial surface
True
T/F The semimembranosus Is located posteromedially and internally rotate the knee
True
Which of the following is not considered to be one of the quadriceps muscle group?
Vastus medius