Anatomy of the Female Breast
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Questions and Answers

What primarily causes the increase in size of female mammary glands around puberty?

  • Cellular multiplication in glandular tissue
  • Hormonal changes affecting muscle mass
  • Increase in the number of lobes
  • Fat deposition (correct)
  • Which muscles are associated with the breast bed?

  • Trapezius and deltoid muscles
  • Serratus anterior and pectoralis major muscles (correct)
  • Latissimus dorsi and trapezius muscles
  • External abdominal oblique and gluteus maximus muscles
  • Where does the base of the female breast extend from in terms of rib levels?

  • 2nd to 6th ribs (correct)
  • 4th to 8th ribs
  • 1st to 5th ribs
  • 3rd to 7th ribs
  • What is the axillary tail of the breast?

    <p>A part of the gland extending through the axillary fascia (C)</p> Signup and view all the answers

    How many lobes are typically found in each breast?

    <p>15-20 lobes (B)</p> Signup and view all the answers

    What is the primary role of the suspensory ligaments of Cooper in breast anatomy?

    <p>They bind the skin to the deep fascia. (A)</p> Signup and view all the answers

    How many duct lobes are present in the breast?

    <p>15-20 duct lobes (A)</p> Signup and view all the answers

    What arteries are primarily responsible for the arterial supply of the medial side of the breast?

    <p>Perforating branches of internal thoracic and intercostal arteries (C)</p> Signup and view all the answers

    Which veins contribute to the venous drainage of the breast?

    <p>Axillary, intercostal, and internal thoracic veins (A)</p> Signup and view all the answers

    What is the function of the retromammary space in the breast anatomy?

    <p>It separates the breasts from the underlying deep fascia. (C)</p> Signup and view all the answers

    Flashcards

    Breast function

    Modified sweat glands producing milk.

    Breast location

    Located in superficial fascia, 2nd to 6th ribs, sternum to midaxillary line.

    Axillary tail

    Breast part in deep fascia, reaching the axilla via Langer's foramen.

    Breast lobes

    15-20 lobes radiating from the nipple, separated by septa.

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    Breast bed

    Pectoralis major, serratus anterior, and external abdominal oblique muscles.

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    Suspensory ligaments of Cooper

    Strong, fibrous bands that attach the skin of the breast to the underlying deep fascia, providing support and shape.

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    Retromammary space

    A layer of loose connective tissue that separates the breast from the chest wall, allowing for breast movement.

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    Arterial supply of the medial breast

    The medial part of the breast is supplied by perforating branches of the internal thoracic and intercostal arteries.

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    Venous drainage of the breast

    Blood drains from the breast via the axillary, intercostal, and internal thoracic veins.

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    Lateral breast arterial supply

    The lateral part of the breast is supplied by branches of the axillary artery: the lateral thoracic and thoracoacromial arteries.

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