Thyroid Gland Development

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Which pharyngeal arch gives rise to the development of the anterior 2/3 of the tongue?

Second pharyngeal arch

Fourth pharyngeal arch

First pharyngeal arch (correct)

Third pharyngeal arch

What is the name of the midline swelling that forms during the development of the anterior 2/3 of the tongue?

Median sulcus

Tuberculum impar (correct)

Copula

Foramen cecum

What is the name of the depression that forms between the anterior 2/3 and posterior 1/3 of the tongue?

Median sulcus

Terminal sulcus (correct)

Foramen cecum

Hypobranchial eminence

Which of the following pharyngeal arches is NOT involved in the development of the posterior 1/3 of the tongue?

First pharyngeal arch Signup and view all the answers

What is the name of the tiny sac that forms at the tip of the terminal sulcus?

Foramen cecum Signup and view all the answers

At which week does the development of the posterior 1/3 of the tongue begin?

Week 4 Signup and view all the answers

What is the name of the swelling that forms during the development of the posterior 1/3 of the tongue?

Copula Signup and view all the answers

What is the name of the line of fusion between the lateral lingual swellings?

Median sulcus Signup and view all the answers

Which of the following is NOT involved in the development of the mucosa of the anterior 2/3 of the tongue?

Fourth pharyngeal arch Signup and view all the answers

What is the origin of the thyroid gland?

Foramen cecum Signup and view all the answers

Thyroid Gland Development

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Questions and Answers

Which pharyngeal arch gives rise to the development of the anterior 2/3 of the tongue?

What is the name of the midline swelling that forms during the development of the anterior 2/3 of the tongue?

What is the name of the depression that forms between the anterior 2/3 and posterior 1/3 of the tongue?

Which of the following pharyngeal arches is NOT involved in the development of the posterior 1/3 of the tongue?

What is the name of the tiny sac that forms at the tip of the terminal sulcus?

At which week does the development of the posterior 1/3 of the tongue begin?

What is the name of the swelling that forms during the development of the posterior 1/3 of the tongue?

What is the name of the line of fusion between the lateral lingual swellings?

Which of the following is NOT involved in the development of the mucosa of the anterior 2/3 of the tongue?

What is the origin of the thyroid gland?

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