As Indicated in the Following Diagram,the Transforming Growth Factor Beta

question 39

Multiple Choice

As indicated in the following diagram,the transforming growth factor beta (TGF-b) is an example of a

• A) proto-oncogene.
• B) oncogene.
• C) growth factor.
• D) tumor suppressor.

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Definitions:

Foramen Ovale

An opening in the septum between the two upper chambers of the heart in a fetus, which closes soon after birth.

Zygomatic

Pertaining to the cheekbone or zygoma, a bone that forms the prominence of the cheek.

Maxillary

Pertaining to the maxilla or the upper jaw bone, which plays a key role in the formation of the upper dental arch and assists in forming the boundaries of three facial cavities: the roof of the mouth, the floor of the orbit, and the sides and floor of the nasal cavity.

Nasal

Pertaining to the nose and its functions or structures.