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Breast Anatomy Quiz

Total questions: 20

Worksheet time: 10mins

Name
Class
Date
1.

Which ribs mark the vertical extent of the mammary gland?

a)

2nd to 5th rib

b)

1st to 6th rib

c)

3rd to 6th rib

d)

2nd to 6th rib

2.

The mammary gland lies in which fascia?

a)

Deep fascia

b)

Superficial fascia

c)

Pectoral fascia

d)

Thoracolumbar fascia

3.

What structure separates the breast from the pectoral fascia?

a)

Suspensory ligament

b)

Retromammary space

c)

Cooper’s ligament

d)

Skin

4.

The main blood supply to the breast is by?

a)

Subclavian artery

b)

Internal thoracic artery

c)

Brachial artery

d)

Subscapular artery

5.

Lymph from the lateral quadrant of breast drains mostly into?

a)

Parasternal nodes

b)

Axillary nodes

c)

Supraclavicular nodes

d)

Cervical nodes

6.

The 'tail of Spence' extends toward which region?

a)

Neck

b)

Axilla

c)

Back

d)

Arm

7.

Which part of the breast is most commonly involved in carcinoma?

a)

Upper inner quadrant

b)

Lower inner quadrant

c)

Upper outer quadrant

d)

Lower outer quadrant

8.

Which structure is a fibrous support of the breast?

a)

Ligament of Treitz

b)

Cooper’s ligament

c)

Falciform ligament

d)

Linea alba

9.

What is the embryological origin of the breast?

a)

Mesoderm

b)

Ectoderm

c)

Endoderm

d)

Neural crest

10.

Which artery runs close to the lateral edge of the breast?

a)

Lateral thoracic artery

b)

Superior thoracic artery

c)

Axillary artery

d)

Subclavian artery

11.

Brachial plexus is formed by which spinal nerve roots?

a)

C5–T1

b)

C1–C5

c)

C3–C7

d)

C6–T2

12.

The divisions of the brachial plexus lie posterior to?

a)

Clavicle

b)

1st rib

c)

Scalene muscle

d)

Pectoralis major

13.

How many cords are in the brachial plexus?

a)

Two

b)

Three

c)

Four

d)

Five

14.

The lateral cord gives rise to which of the following?

a)

Axillary nerve

b)

Musculocutaneous nerve

c)

Radial nerve

d)

Ulnar nerve

15.

The posterior cord lies posterior to which artery?

a)

Subclavian artery

b)

Radial artery

c)

Axillary artery

d)

Brachial artery

16.

Which nerve arises from the medial cord?

a)

Median

b)

Radial

c)

Ulnar

d)

Musculocutaneous

17.

Which branch of the brachial plexus supplies serratus anterior?

a)

Long thoracic nerve

b)

Thoracodorsal nerve

c)

Axillary nerve

d)

Radial nerve

18.

Erb’s palsy is due to injury at which spinal level?

a)

C7–T1

b)

C5–C6

c)

C8–T1

d)

C6–C7

19.

Which nerve is injured in Klumpke’s palsy?

a)

Ulnar

b)

Radial

c)

Axillary

d)

Musculocutaneous

20.

Which trunk of the brachial plexus is formed by C7 root alone?

a)

Upper

b)

Middle

c)

Lower

d)

None