Dissection: Knee, Anterior and Lateral Leg

Question 1

What areticulations are present at the knee joint?

Answer 1

2 between femur and tibia

1 between femur and patella

Question 2

The ligaments that strengthen the knee joint are the: _____ tract, tibial/medial and fibular/lateral ______ ligaments and the anterior and posterior ______ ligaments

Answer 2

iliotibial tract

medial and lateral collateral ligaments

anterior and posterior curciate ligaments

Question 3

In Genu varum, the knees are bowed _____.

In Genu valgam the deformity bends the knees ______.

Answer 3

Genu varum - outwards

Genu valgam - inwards

Question 4

The ACL prevents ______ displacement of the tibia on the femur and ________ of the knee joint. ACL integrity is tested by the ____ _____ _____

Answer 4

anterior displacement

hyperextension

anterior drawer test

Question 5

The PCL prevents _____ displacement of the tibia on the femur and prevents ______ of the joint. The ____ ____ test demonstrates the PCL integrity.

Answer 5

posterior

hyperflexion

psterior drawer

Question 6

The presence of the Suprapatellar bursa reduces friction on the ______ _____ during knee movements.
Abnormal fluid from the knee joint can collect there because ….

Answer 6

quadriceps tendon

… it is an extension of the synovial cavity

Question 7

In relation to the fibula, at what site is the common fibular nerve vulnerable to injury?

Answer 7

-below the head of the fibula

Question 8

The superficial fibular nerve supplies the muscle of the _____ _______ of the leg and the skin/fascia of the

Answer 8

lateral compartment

dorsum of the foot

Question 9

The deep fibular nerve supplies the muscles of the ______ ________ of the leg.

Answer 9

anterior compartment

Question 10

Tibialis anterior attaches proximally to the ______ and the _____ ______; distally to the ______ _______and the 1st ______

Answer 10

proximally:
tibia and interosseous membrane

distally:
medial cuneiform and 1st metatarsal

Question 11

Extensor hallucis longus attaches to the ______ and ________ _______ proximally, and to the 1st distal ______

Answer 11

tibia and interosseous membrane

phalynx

Question 12

Extensor digitorum longus attaches to the tibia and interosseous membrane proximally, and to the _____ of lateral four digits distally.

Answer 12

phalanges

Question 13

Fibularis tertius attaches to the ______ and interosseous membrane proximally and to the 5th ______ distally.
It ______ ankle and ______ foot

Answer 13

fibula

5th metatarsal

dosriflexes ankle
everts foot

Question 14

Tibialis anterior, Extensor hallucis longus, Extensor digitorum longus and Fibularis tertius are all in the ______ muscle compartment of the leg.

Answer 14

anterior compartment

Question 15

Fibularis longus attaches distally at the 1st _______ and medial _______

Answer 15

1st metatarsal and medial cuneiform

Question 16

Fibularis brevis attaches at the 5th ______

Answer 16

5th metatarsal