Exam 4: Development of the Face and Palate

In the fifth week,the frontal process becomes known as the:

The thyroid gland originates from

The thyroid gland descends to the front of the trachea,attached to the tongue by the thyroglossal ________.

Cleft palate will not occur without cleft lip.

Each of the following is part of Waldeyer's tonsillar ring EXCEPT one.Which is the EXCEPTION?

The second pharyngeal arch is also known as the __________ arch.

Palatal development occurs during the __________ weeks of gestation.

Development of the upper lip depends on fusion of the philtrum and maxillary processes.

The oral and nasal cavities are separated by the

The tongue's immovable base develops from the first branchial arch.

The heart begins pumping blood during which week of gestation?

A combination of genetic and _____ factors are associated with palatal and facial clefts.

Which significant change occurs in the fifth prenatal week?

Which best defines the term nasal fin?

In which direction do the palatine shelves grow on contact with the tongue in the seventh prenatal week?

A cleft may occur in the _______.

The eyes move to the front of the face in the sixth week of prenatal development.

Cleft palate is the most common facial malformation.

Epithelial cysts occasionally arise along the path of thyroid descent.

Which muscle grows around the oral pit in the sixth prenatal week?