Dental Embryology, Histology, and Anatomy (Chapter 1) (copy)

Chapter 1

How many regions of the face are there?

There 8 of them.

Name the regions of the face

Frontal Region, Orbital Region, Infraorbital Region, Zygomatic Region, Buccal Region, Oral Region, and Mental Region.

Frontal Region

Includes the forehead and the area above the eyes.

Orbital Region

Orbital bony socket that contains the eyeball and all it’s supporting structures.

Nasal Region *( ROOT OF THE NOSE )*

The _____ of the nose is located between the eyes.

Nasal Region *( APEX OF THE NOSE )*

The ______ of the apex of the nose.

Nasal Region *( NARIS )*

Below the apex on each side of the nose is a _____ (pl. nares) or nostril.

Nasal Region *( Ala )*

______ of the nose - lateral border of the nares.

Infraorbital Region

Located inferior to the orbital region and lateral to the nasal region.

Zygomatic Region

Overlies the bony support for the cheek, the _______.

• The _________ arch extends from just below the lateral margin of the eye toward the middle part of the ear.

Nasolabial Sulcus

Natural groove or crease that runs from the sides of the nose to the corners of the mouth.

“Smile Line”

“Laugh Line”

Buccal Region

Composed of the soft tissues of the cheek.

-Mainly formed by a mass of fat & muscle.

Buccal Region *( Masseter Muscle )*

One of the muscles forming the cheek is the _________ muscle.

Buccal Region *( PAROTID SALIVARY GLAND )*

The ________ can be palpated in the buccal region ( as well as the zygomatic region ).

What is the buccal region composed of?

Composed of soft tissues of the cheek

Mainly formed by a mass of fat and muscle.

Oral Region *( VERMILLION BORDER )*

Outlines the lips (transition from skin to lips).

Oral Region *( PHILTRUM )*

The midline of the upper lip, extending downward from the nasal septum is a vertical groove called the ______.

Oral Region *( TUBERCLE )*

The thicker area of the midline of the upper lip is the _________ of the UPPER LIP.

Oral Region *( LABIAL COMMISURE )*

The __________ is the corner of the mouth where the upper and lower lips meet.

Landmarks of the Neck Region

*( HYOID BONE )*

Located at the anterior midline and is suspended in the neck.

Landmarks of the Neck Region

*( THYROID CARTILAGE )*

Also found in the anterior midline, is inferior to the hyoid bone and is the prominence of the voice box (larynx).

Landmarks of the Neck Region

*( THYROID GLAND )*

Located inferior to the thyroid cartilage at the junction of the larynx and the trachea and can be palpated.

One of the largest endocrine glands in the body is?

Thyroid Gland.

It controls how quickly the body uses energy, makes proteins, and controls how sensitive the body should be to hormones.

True or False: Parathyroid Gland can be palpated?

False.

Parathyroid Glands

Located posterior to the thyroid gland.

What are the two major salivary glands?

Submandibular Salivary Gland.

Sublingual Salivary Gland.

Can be palpated in the neck region.