Question

Fill up the blanks –

A function mammary gland is characteristic of all female A. The mammary glands are paired structures (breasts) that contain glandular tissue and variable amount of fat. The glandular tissue of each breast is divided into 15-20 mammary lobes containing clusters of cells called B. The cells of C secrete milk, which is stored in the cavities (lumens) of alveoli. The alveoli open into mammary tubules. The tubules of each lobe join to form a D duct. Several E ducts join to form a wider mammary ampulla which is connected to F duct through which milk is sucked out.

• A. A – vertebrates, B – alveoli, C – alveoli, D – mammary, E – mammary, F – lactiferous.
• B. A – mammals, B – lactogen, C – alveoli, D – mammary, E – mammary, F – lactiferous.
• C. A – mammals, B – alveoli, C – alveoli, D – mammary, E – mammary, F – lactiferous.
• D. A – mammals, B – alveoli, C – alveoli, D – mammary, E – lactiferous, F – mammary.

Answer 1

Answer: (C)

A – mammals, B – alveoli, C – alveoli, D – mammary,

E – mammary, F – lactiferous.