2.2. The Cubital Fossa Flashcards Preview

Mariam MSK ANATOMY (Upper Limb) > 2.2. The Cubital Fossa > Flashcards

Flashcards in 2.2. The Cubital Fossa Deck (25)
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1
Q

What is the Cubital Fossa?

A

An area of transition between the anatomical Arm and Forearm

2
Q

How is the Cubital Fossa described?

A

A Depression on the Anterior Surface of the Elbow Joint

3
Q

What’s the equivalent of the Cubital Fossa in the lower limb?

A

Popliteal Fossa at the back of the Knee

4
Q

What shape is the Cubital Fossa?

A

Triangular

5
Q

What forms the Lateral Border of the Cubital Fossa?

A

The Medial Border of the Brachioradialis Muscle

6
Q

What forms the Medial Border of the Cubital Fossa?

A

The Lateral Border of the Pronator Teres Muscle

7
Q

What forms the Superior Border of the Cubital Fossa?

A

An Imaginary Line

between the Epicondyles of the Humerus

8
Q

What forms the Proximal Floor of the Cubital Fossa?

A

Brachialis Muscle

9
Q

What forms the Distal Floor of the Cubital Fossa?

A

Supinator Muscle

10
Q

What forms the Roof of the Cubital Fossa?

A
  1. Skin

2. Fascia

11
Q

What reinforces the Roof of the Cubital Fossa?

A

Bicipital Aponeurosis

12
Q
  1. What runs in the Roof of the Cubital Fossa?

2. What is it used for clinically?

A
  1. Median Cubital Vein

2. Venepuncture

13
Q

What are the contents of the Cubital Fossa (Lateral to Medial)? [4]

A
  1. Radial Nerve
  2. Biceps Tendon
  3. Brachial Artery
  4. Median Nerve

(Really Need | Beer To | Be At | My Nicest)

14
Q

Is the Radial Nerve considered part of the Cubital Fossa?

A

No, but it is in the vicinity

15
Q

Where is the Radial Nerve found, in the vicinity of the Cubital Fossa?

A

Underneath the Brachioradialis Muscle

16
Q

What happens to the Radial Nerve as it reaches the vicinity of the Cubital Fossa?

A

It divides into Superficial and Deep Branches

17
Q

What is the relationship between the Biceps Tendon and the Cubital Fossa?

A

The Biceps Tendon passes through the Cubital Fossa

18
Q

What does the Biceps Tendon attach to distally?

A

The Radial Tuberosity

19
Q

Where is the Radial Tuberosity located?

A

Just Distal to the Neck of the Radius

20
Q

What happens to the Brachial Artery in the Cubital Fossa?

A

It Bifurcates

21
Q

What does the Brachial Artery Bifurcate into?

A
  1. Radial Artery

2. Ulnar Artery

22
Q

Where in the Cubital Fossa does the Brachial Artery Bifurcate?

A

In the Apex of the Cubital Fossa

23
Q

Where does the Median Nerve leave the Cubital Fossa?

A

Between the 2 Heads of the Pronator Teres Muscle

24
Q

What does the Median Nerve Supply?

A

The Majority of the Flexor Muscles in the Forearm

25
Q

What is the Clinical Significance of the Cubital Fossa?

A
  1. Blood pressure can be auscultated at the brachial artery here.
  2. It is home to the Median Nerve - “The vein of choice” for venepuncture.

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