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Head & Neck Anatomy
Final Test Review
What area is immediately posterior to the most distal tooth in the maxillary arch? | Maxillary Tuberosity |
In addition to the zygomatic bone, what bone also has a process that forms the other part of the zygomatic arch? | Temporal Bone |
What is the location of the articulation of the parietal bones and occipital bone? | Lambdoidal Suture |
What feature is located on the lateral surface of the mandible? | External Oblique Line |
The orbital apex is made up of the lesser wing o the sphenoid bone and | Palatine Bone |
Which structure is located or travels within the infratemporal fossa? | Posterior Superior Alveolar Artery |
The concavity on the anterior border of the coronoid process of the rams is the? | Coronoid Notch |
The hyoid bone is located how to the thyroid cartilage? | Superior and Anterior |
What structure forms the floor of the maxillary sinus? | Alveolar process of the maxilla. |
What process is located inferior and medial to the external acoustic meatus? | Styloid Process |
What bones and process form the hard palate? | Horizontal Plates of the palatine bones and palatine processes of the maxillae. |
What bony plates is perforated to allow the passage of the olfactory nerves for the sense of smell? | Cribriform Plate of the ethmoid bone. |
What bone forms the jugular foramen along with the jugular notch of the temporal bone? | Occipital |
Mandibular Symphysis | Ridge where right and left mandibular processes fused together |
The infraorbital foramen and canal are located in what bone? | Maxillae. |
What is a landmark of the sphenoid bone? | Wing |
What bone forms the superior and middle nasal conchae? | Ethmoid |
The origin of the frontal belly of the epicranial muscle and the insertion of its occipital belly are at the | Epicranial Aponeurosis |
The origin of the muscle is | the muscle end attached to the least movable structure |
What muscles unite medially, forming the floor of the mouth? | Mylohyoid |
What muscle group depresses the hyoid? | Infrahyoid muscles |
What muscle group elevates the hyoid bone and depresses the mandible? | Supra hyoid Muscles |
What muscle can make the patients oral vestibule more shallow? | Mentalis |
What muscles contracts to cause a frown? | Depressor angel oris muscle |
List the 6 cranial bones | Ethmoid, Frontal, Occipital, Parietal, Sphenoid, Temporal |
What two cranial bones are paired? | Parietal and Temporal |
List the 6 facial bones | Inferior nasal conchae, lacrimal, mandible, maxillae, vomer, zygomatic |
What 4 facial bones are paired? | Inferior nasal conchae, lacrimal, maxillae, zygomatic |
What 6 bones make up the orbit? | Frontal, ethmoid, lacrimal, zygomatic, sphenoid, and palatine |
T/F Ankyloglossia is a condition which may affect speech because tongue movement is restricted due to the lingual frenum being attached too far anterior in the oral cavity? | True |
T/F If paralysis occurs because of stroke, bells palsy, or head trauma the paralysis is not permanent and has a chance to heal? | True |
What muscle is not attached to the hyoid bone? | Sternothyroid Muscle |
What muscle raises each corner of the lips to contribute to a smile? | Zygomaticus Major Muscle |
What intraoral landmark is closet to the mylohyoid muscle? | Internal Oblique Ridge of Mandible |
What muscle inserts onto the coronoid process of the mandible? | Temporalis Muscle |
Insertion | Where the muscle attaches to the most movable bone or structure |
Supra hyoid muscles function in | depressing the mandible- to open the mouth |
What muscle originates on the inferior border of the mandible tissue of the chin? | Mentalis Muscle |
What muscle protrudes the tongue? | Genioglossus Muscle |
What muscle group is innervated by the trigeminal nerve? | Muscle of mastication |
What muscle group is visibly involved with paralysis? | Muscles of facial expression |
How many muscles of mastication with depress the mandible? | Lateral pyerygoid and only slightly |
The lateral wall of the pterygomandibular space is formed by the | The mandible |
What muscle group is directly related in crushing and cutting of food? | muscles of mastication |
What muscle group(s) can play an indirect role in chewing by helping control and direct the food? | some muscles of facial expression, all lingual muscles |
The action of the muscle refers to? | Motion that it causes as it contracts |
To elevate the mandible is to? | Close it |
To depress the mandible is to? | Open it |
The medial wall of the pterygomandibular space is formed by the | medial pterygoid muscle |
What are the two parts of the epicranial muscles named? | Frontal and occipital bellies |