Beginner Mammary Lobules and Ducts Quiz
Ready to start the quiz?
This quiz contains 10 questions. Click below to begin.
Q1. The glandular tissue of the breast is organized into approximately how many lobes?
- 30 to 40
- 2 to 4
- 15 to 20
- 50 to 60
Q2. Each mammary lobe is subdivided into smaller glandular units called what?
- Nephrons
- Lobules
- Glomeruli
- Osteons
Q3. Which structures carry milk from the glandular tissue toward the nipple?
- Suspensory ligaments
- Intercostal nerves
- Lactiferous ducts
- Lymphatic vessels
Q4. Where do the lactiferous ducts open?
- Axilla
- Nipple
- Pleural cavity
- Retromammary space
Q5. Which structures become prominent milk-secreting units during lactation?
- Secretory alveoli
- Costal cartilages
- Lymph nodes
- Intercostal muscles
Q6. Which cells lining the secretory portions of mammary lobules produce milk?
- Osteocytes
- Neurons
- Chondrocytes
- Secretory epithelial cells
Q7. Which cells surrounding mammary secretory units help move milk into the ductal system?
- Osteoblasts
- Schwann cells
- Hepatocytes
- Myoepithelial cells
Q8. What happens to the smaller mammary ducts as they approach the nipple?
- They become lymph nodes
- They enter the pleural cavity
- They become arteries
- They converge into larger ducts
Q9. Mammary lobules are components of which organ?
- Mammary gland
- Lung
- Thymus
- Heart
Q10. Which statement best describes the basic organization of mammary lobules and ducts?
- Lobules drain directly into veins without ducts
- Lobules drain through a branching ductal system toward the nipple
- Each lobule opens independently into the axilla
- Mammary lobules are isolated from the ductal system