Term
| How many bones are in the skull? |
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Definition
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Term
| The cranium is divided into what 2 compartments? |
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Definition
The upper part is the calvaria and the lower part the facial skeleton Bones of the calvaria are: Temporal, parietal, frontal, sphenoid, ethmoid and occipital Bones of the facial skeleton are: Nasal bones, palatine, lacrimal zygomatic, maxillae, inferior nasal conchae and vomer |
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Term
| Name the 8 cranial bones? |
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Definition
Frontal , Parietal (2), Temporal (2), Occipital, Sphenoid (butterfly), Ethmoid |
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Term
| Where on the occipital bone does the ligamentum nuchae attach? |
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Definition
external occipital protuberance |
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Term
| What two bones does the lambdoid suture unite? |
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Definition
the parietal and occipital bones |
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Term
| What two bones does the squamous suture unite? |
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Definition
the temporal and parietal |
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Term
| What part of the sphenoid bone holds the pituitary gland? |
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Definition
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Term
| What part of the ethmoid bone attaches to membranes that cover the brain? |
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Definition
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Term
| Sounds produced by the larynx are modified where? |
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Definition
in the pharynx and oral cavity to produce speech |
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Term
| Name the contents of the infratemporal fossa? (Hint: 3 nerves, 1 artery, 2 muscles, & 1 ligament) |
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Definition
Contents:
Sphenomandibular ligament
Medial and lateral pterygoid muscles
Maxillary artery
CN V (V3 - mandibular division)
Branches of the facial nerve CN VII
Glossopharyngeal nerve CN IX |
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Term
| Name the 4 major fontanels? |
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Definition
Anterior
Posterior
Anterolaterals
posterolaterals |
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Term
| Name the 5 layers of the SCALP? |
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Definition
S skin
C connective tissue
A aponuerotic layer
L loose connective tissue
P pericranium |
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Term
| What bones make up the hard palate? Soft palate? |
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Definition
The hard palate is made up of the palatine bones & the maxilla
The soft palate isn't made up of any bones! It is located behind the palatine bones |
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Term
| What feature of what bone contains the pituitary gland? |
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Definition
| The sella turcica of the sphenoid bone |
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Term
| The Superior & middle nasal concha are located on what bone? And what do these structures do? |
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Definition
| They are located on the ethmoid bone and they help to filter & warm the air |
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Term
| What 6 bones make up the orbit? |
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Definition
| frontal, sphenoid, zygomatic, maxilla, lacrimal, and ethmoid |
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Term
| How many Foramina and Fissures provide apertures through which structures enter and leave the pterygopalatine fossa? |
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Definition
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Term
What are the contents of the Pterygopalatine fossa?
(Hint: 7 nerves all branches of V2 - maxillary) |
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Definition
Orbital branches
Greater and lesser palatine nerves
Nasal nerves
Pharyngeal nerve
Zygomatic nerve
Posterior superior alveolar nerve
Infra-orbital nerve |
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Term
| What are the processes called on the mandible for the lower teeth? |
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Definition
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Term
| The TMJ is covered by what type of cartilage? |
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Definition
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Term
| Name some functions of the hyoid bone? |
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Definition
| Supports the tongue & provides attachment for the tongue, neck and pharyngeal muscles |
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Term
| The 7th cervical vertebrae is called what? |
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Definition
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Term
| Name the 4 muscles of mastication? What is their innervation? & What muscles elevate the mandible? |
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Definition
Masseter
Temporalis
Medial Pterygoid
Lateral Pterygoid
- All are innervated by (V3 - mandibular portion of CNV)
- Elevation is by Masseter, Temporalis, & medial pterygoid
(look at p.876-882) |
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Term
| What is the blood supply to the temporalis? |
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Definition
| Blood supply from deep temporal arteries |
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Term
| Protraction of the mandible is done by what 2 muscles? |
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Definition
| Mainly by the lateral ptergoid, but is also assisted by the medial pterygoid muscle |
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Term
| What 2 muscles work together moving the jaw side-to-side to grind food? |
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Definition
| the lateral and medial pterygoid muscles |
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Term
| What does the parotid gland secrete/produce? |
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Definition
| A watery saliva and amylase |
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Term
| What are the 3 salivary glands of the head? (Remember PSS...) |
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Definition
| Parotid, sublingual, submandibular |
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Term
| Posteriorly the inferior limit of the neck can be approximated by...? |
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Definition
| A line between the acromion and the spinous process of CVII |
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Term
| The airway can be accessed surgically through the anterior wall of the trachea by what procedure? |
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Definition
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Term
| What 2 structures act as valves to prevent food and liquid from entering the lower part of the respiratory tract? |
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Definition
| The soft palate and epiglottis |
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Term
| Which nerve develops from the first pharyngeal arch? Which develops from the second? |
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Definition
First - CNV or Trigeminal
Second - CNVII or Facial |
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Term
| Where at the base of the skull does the Facial Nerve CNVII emerge? |
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Definition
| Through the stylomastoid foramen |
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Term
| Name the 5 terminal groups of branches of the facial nerve? |
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Definition
Temporal
Zygomatic
Buccal
Marginal mandibular
and cervical |
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Term
| What is another name for Trigeminal Neuralgia? |
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Definition
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Term
| Where does [V1, V2, & V3] exit out of the skull? |
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Definition
V1 - opthalmic nerve exits through the superior orbital fissure.
V2- maxillary nerve exits through the foramen rotundum.
V3- mandibular nerve exits through the foramen ovale |
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Term
| What nerve originates from CNIX and carries parasympathetic fibers to the parotid gland? |
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Definition
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Term
| What nerve originates from CNVII and carries taste from the anterior 2/3 of the tongue and parasympathetic innervation to salivary glands? |
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Definition
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Term
| The Nerve of the Pterygoid canal, is formed by what 2 nerves? |
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Definition
| The Greater petrosal nerve and the Deep petrosal nerve |
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Term
| The nerve of the pterygoid canal joins into what ganglion? |
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Definition
| The pterygopalatine ganglion |
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Term
| Which nerve is commonly used for Dental Anesthesia? |
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Definition
| The Inferior alveolar nerve, which is one of the largest branches of the Mandibular |
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Term
| Innervation of the Scalp anterior to the ears is by what nerve? |
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Definition
| Branches of the trigeminal nerve V |
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Term
| Innervation of the Scalp posterior to the ears is by what nerve? |
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Definition
| cervical nerves from C2 and C3 |
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Term
| Between CIII and CIV at the superior border of the thyroid cartilage is the...? |
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Definition
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Term
| Which major vessel supplying the face curves around the mandible just anterior to the masseter and a pulse can be felt here? |
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Definition
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Term
| Which artery is a major source of blood supply for the nasal cavity, roof of the oral cavity, all the teeth and the dura mater in the cranial cavity? (Hint: it's a division of the external carotid) |
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Definition
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Term
| Which vein is the major vein draining the face? |
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Definition
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Term
| A Pterion fracture can injure what artery? Leading to what possible lifethreatening condition? |
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Definition
| Can damage the middle meningeal aretery, which can lead to an extradural hematoma |
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Term
| What is the space b/w the eyelids called? |
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Definition
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Term
| What are the layers of the eyelid? (Hint: SS VOT C) |
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Definition
Skin,
Subcutaneuous Tissue,
Voluntary Muscle,
Orbital septum,
Tarsus,
Conjunctiva |
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Term
| The cochlea consists of a bony spiral canal that makes almost three turns around a central bony core called the...? |
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Definition
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