Knee Joint Flashcards Preview

Board Review: General Anatomy Specific Joint Anatomy > Knee Joint > Flashcards

Flashcards in Knee Joint Deck (22):
1

What type of joint is the knee joint?

Synovial joint

2

What classification is the knee joint?

Modified hinge (ginglymus)

3

What bones are involved in knee joint?

Lower end of femur
Upper end of tibia

4

What is the ROM of the knee joint?

Flexion
Extension
Rotation

5

What muscles act during flexion?

Biceps femoris
Semitendinosus
Semimembranosus
Gastrocnemius
Sartorius
Gracilis

6

What muscles act during extension?

Quadriceps femoris

7

What muscles act during medial rotation?

Popliteus

8

What innervates the knee joint?

Femoral N
Tibial N
Common peroneal nerves

9

What are the two intra-articular ligaments in knee joint?

Anterior Cruciate Ligament (ACL)
Posterior Cruciate Ligament (PCL)

10

The ACL originates from what?

Anterior part of intercondylar ridge

11

The ACL is inserted into posterior side of medial aspect of lateral condyle of femur to prevent what?

Anterior movement of tibia on femur

12

The PCL originates from what?

Posterior part of intercondylar ridge

13

The PCL is inserted into anterior part of lateral aspect of medial condyle of femur to prevent what?

Posterior movement of tibia on femur

14

What are the two extra-articular ligaments of knee joint?

Medial Collateral
Lateral Collateral

15

The medial collateral ligament is a thick broad ligament from femur to tibia attached to what?

Medial Meniscus

16

What does the medial collateral ligament prevent?

Abduction

17

The lateral collateral ligament is a thin narrow ligament from femur to head of fibular and prevents what?

Adduction

18

What are the two intra-articular DISCS?

Medial meniscus
Lateral meniscus

19

What is the medial meniscus?

Semilunar fibrocartilaginous disc

20

The medial meniscus is attached to what?

Medial collateral ligament and to intercondylar ridge

21

What is the lateral meniscus

Nearly circular disc

22

The lateral meniscuc is attached to intercondylar ridge and is NOT attached to what?

Lateral collateral ligament