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Q Which embryonic germ layer gives rise to alveoli?

ID: #10013 Respiratory system 99 views
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#10013Q ID
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Respiratory systemTopic
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  • A Endoderm ✔ ✖
  • B Ectoderm ✔ ✖
  • C Mesoderm ✔ ✖
  • D Ecto-mesoderm ✔ ✖
Correct Answer: Option A

Explanation

The endoderm is one of the three primary germ layers of the embryo, which gives rise to the epithelium of the pharynx, larynx, trachea, and lungs. Alveoli, which are the small air sacs in the lungs, are derived from the endoderm. The endoderm also gives rise to various other organs, including the thyroid gland, parathyroid glands, thymus gland, gastrointestinal tract, urinary bladder, vagina, and urethra.

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