1.2.6.2. Muscles of the Medial Compartment of the Thigh Flashcards Preview

MSK anatomy (lower limb) > 1.2.6.2. Muscles of the Medial Compartment of the Thigh > Flashcards

Flashcards in 1.2.6.2. Muscles of the Medial Compartment of the Thigh Deck (48)
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1

What are the Muscles of the Medial Compartment of the Thigh, collectively known as?

The Hip Adductors

2

How many Muscles are in the Medial Compartment of the Thigh?

5

3

What are the Muscles of the Medial Compartment of the Thigh?

1. Adductor Magnus Muscle
2. Adductor Longus Muscle
3. Adductor Brevis Muscle
4. Obturator Externus Muscle
5. Gracilis Muscle

4

What are the Muscles of the Medial Compartment of the Thigh innervated by?

The Obturator Nerve

5

Where does the Obturator Nerve arise from?

The Lumbar Plexus

6

What is the Arterial supply of the Muscles of the Medial Compartment of the Thigh?

The Obturator Artery

7

What is the largest Muscle in the Medial Compartment of the Thigh?

The Adductor Magnus Muscle

8

Where does the Adductor Magnus Muscle lie, in relation to the other Muscles of the Medial Compartment of the Thigh?

It lies Posteriorly

9

What 2 parts is the Adductor Magnus Muscle divided into?

1. The Adductor part of the Adductor Magnus Muscle
2. The Hamstring part of the Adductor Magnus Muscle

10

Where does the Adductor Part of the Adductor Magnus Muscle originate from?

1. Inferior Rami of the Pubis
2. Rami of the Ischium

11

Where does the Adductor Part of the Adductor Magnus Muscle attach distally??

Linea Aspera of the Femur

12

Where does the Hamstring Part of the Adductor Magnus Muscle originate from?

Ischial tuberosity

13

Where does the Hamstring Part of the Adductor Magnus Muscle attach distally?

1. Adductor Tubercle of the Femur
2. Medial Supracondylar Line of the Femur

14

What is the function of the Adductor Part of the Adductor Magnus Muscle?

1. Adduction of the Hip Joint
2. Flexion of the Hip Joint

15

What is the function of the Hamstring Part of the Adductor Magnus Muscle?

1. Adduction of the Hip Joint
2. Extension of the Hip Joint

16

What is the innervation of the Adductor Part of the Adductor Magnus Muscle?

The Obturator Nerve (L2-L4)

17

What is the innervation of the Hamstring Part of the Adductor Magnus Muscle?

The Tibial Nerve (L4-S3)

18

How is the Adductor Longus Muscle described?

As a long, flat Muscle

19

What does the Adductor Longus Muscle cover?

1. The Adductor Brevis Muscle
2. The Adductor Magnus Muscle (partially)

20

What does the Adductor Longus Muscle form?

The Medial Border of the Femoral Triangle

21

Where does the Adductor Longus Muscle originate from?

The Pubis

22

What happens to the Adductor Longus Muscle as it travels?

It expands into a fan-shape

23

Where does the Adductor Longus Muscle attach distally?

Broadly along the Linea Aspera of the Femur

24

What is the function of the Adductor Longus Muscle?

1. Adduction of the Hip Joint
2. Medial Rotation of the Hip Joint

25

What is the innervation of the Adductor Longus Muscle?

The Obturator Nerve (L2-L4)

26

How is the Adductor Brevis Muscle described?

A Short Muscle

27

Where is the Adductor Brevis Muscle located?

Underneath the Adductor Longus Muscle

28

1. What does the Adductor Brevis Muscle lie between?
2. What is the significance of this?

1. a) The Anterior Division of the Obturator Nerve
1. b) The Posterior Division of the Obturator Nerve
2. It can be used as an anatomical landmark to identify the branches above

29

Where does the Adductor Brevis Muscle originate from?

1. Body of the Pubis
2. Inferior Pubic Rami

30

Where does the Adductor Brevis Muscle attach distally?

Linea Aspera of the Femur
Note - it attaches Proximally to the distal attachment of the Adductor Longus Muscle