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Head/Neck Anatomy

Chapter 2

The frontal region of the head includes: The forehead and the area superior to the eyes.
What is inferior to each eyebrow? The supraorbital ridge or the superciliary ridge. - Tends to be more prominent in adult males.
The glabella is...? The smooth, elevated area between the eyebrows. - Tends to be flat in children and adult females.
The prominence of the forehead is called the...? Frontal eminence and is typically more pronounced in children and adult females.
The external ear is composed of the...? Auricle and the external acoustic meatus.
What is the function of the auricle? To collect sound waves.
What is the function of the external acoustic meatus? To transmit sound waves to the middle ear.
The superior and posterior free margin of the auricle is called the...? Helix
The helix ends inferiorly at the...? Lobule
Anterior to the external acoustic meatus is the...? Tragus - flexible due to its cartilage.
Inferior to the tragus is the...? Antitragus
The deep notch between the tragus and the antitragus is the...? Intertragic Notch
The _____ surrounds the eyeball and its supporting structures. Orbit
White area of the eyeball - Sclera
Central area of coloration - Iris
Opening center of the iris - Pupil
Behind each upper eyelid is the... Lacrimal gland - produces lacrimal fluid and tears.
The conjunctiva is the...? Delicate and thin membrane lining the inside of eyelids and front of the eyeball.
Lateral canthus - Where the upper and lower eyelids meet.
Medial canthus - The inner angle of the eye.
The root of the nose is located... between the eyes.
Inferior to the glabella lies the _______ which corresponds to the junction of the underlying bones. Nasion
Another word for nostril - Naris
Midline of the nose separating the nares - Nasal Septum
Ala are... The winglike cartilaginous structures that laterally bind the nares.
Temporomandibular Joint - Where the upper skull joins a joint with the lower jaw.
Which muscle of the buccal or cheek area can be felt when a client clenches his or her teeth together? The masseter muscle.
The Vertical Dimension of the Face is the perspective that... The face is divided into thirds.
The Golden Proportions are... A set of guidelines when discussing and comparing the functional and asthetic purposes of each third.
The lips are also known as the... Gateway of the oral region.
The vermillion zone and border are... darker in appearance than the surrouding skin of the lips.
Philtrum The vertical groove along the midline of the upper lip and inferior to the nasal septum.
Where does the philtrum terminate? At the tubercle of the upper lip.
The labial commisure is where... the upper and lower lip meet on either corner.
Nasolabial Sulcus The groove running upward between the labial commisure of the lips and the ala of the nose.
True or False? The labiomental groove separates the lower lip from the chin in the mental region. True
Mucosa - The mucous membrane or mucosa that lines the oral cavity.
The parotid papilla is located where and serves what function? Located opposite the maxillary second molar and contains the duct from the parotid salivary gland.
Pink and thick mucosa - Labial or buccal
Red and thin mucosa - Alveolar
Labial/Buccal Mucosa meet with the Alveolar Mucosa at which landmark? The mucobuccal fold.
Labial Frenum - Where the alveolar and labial mucosa meet at the midline of the maxilla and the mandible.
Gingiva - Gums - composed of a firm, pink mucosa
Where do the attached gingiva meet the alveolar mucosa? At the mucogingival junction.
Marginal gingiva is... is free and not attached to the bone. Located along the margin of each tooth.
Deep to the marginal gingiva lies the... Sulcus
Attached gingiva that extends between the teeth is called... Interdental gingiva or papilla
Anterior portion of palate = Hard palate - firmer and whiter
The midline ridge of tissue of the palate is called the... Median palatine raphe
Lingual to the anterior teeth is the _______ ______, which is a small budge of tissue at the most anterior portion of the hard palate. Incisive papilla
Firm, irregular ridges of tissue Palatine rugae
Comprising 15% of the palate is the... Yellower, looser, posterior, soft palate.
The _____, _____, and _____ make up the thirds of the tongue. Apex, Body, and Base
The base of the tongue is located in... the oral portion of the throat.
Lingual Papillae - Small elevated structures of specialized mucosa. Some are associate with taste buds.
Lateral papillae are called... Foliate Lingual Papillae - more prominent in children.
Midline depression of the dorsal surface of the tongue - Median lingual sulcus
Dorsal papilla are called... Filiform Lingual Papillae - slender and threadlike. Fungiform Lingual Papillae - red mushroom-shaped dots
Where are Fungiform Lingual Papillae more numerous? The apex of the tongue and they also contain taste buds.
Separating the body and base of the tongue is the... V-Shaped groove called the sulcus termnialis.
At the tip of the V-Shaped sulcus terminalis is the... Foramen Cecum
Lining the sulcus terminalis are... Circumvallae lingual papillae
Plicae Fimbriatae - Run laterally to the deep veins of the ventral tongue with fringelike projections.
Created by: hfete