Breast Anatomy Quiz

Which ribs mark the vertical extent of the mammary gland?

• 2nd to 5th rib

• 1st to 6th rib

• 3rd to 6th rib

• 2nd to 6th rib

The mammary gland lies in which fascia?

• Deep fascia

• Superficial fascia

• Pectoral fascia

• Thoracolumbar fascia

What structure separates the breast from the pectoral fascia?

• Suspensory ligament

• Retromammary space

• Cooper’s ligament

• Skin

The main blood supply to the breast is by?

• Subclavian artery

• Internal thoracic artery

• Brachial artery

• Subscapular artery

Lymph from the lateral quadrant of breast drains mostly into?

• Parasternal nodes

• Axillary nodes

• Supraclavicular nodes

• Cervical nodes

The 'tail of Spence' extends toward which region?

• Neck

• Axilla

• Back

• Arm

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

• Upper inner quadrant

• Lower inner quadrant

• Upper outer quadrant

• Lower outer quadrant

Which structure is a fibrous support of the breast?

• Ligament of Treitz

• Cooper’s ligament

• Falciform ligament

• Linea alba

What is the embryological origin of the breast?

• Mesoderm

• Ectoderm

• Endoderm

• Neural crest

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

• Lateral thoracic artery

• Superior thoracic artery

• Axillary artery

• Subclavian artery