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52 Cards in this Set
- Front
- Back
What is the primary function of the cranium |
To protect the brain |
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What is the primary function of the facial region |
To provide the framework for the head |
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When a baby is born, their skull is made of mostly what? |
Cartilage |
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What is the term for the solidification of cartilage into bone? |
Ossification |
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You can feel these soft spots on a baby's head, where the cartilage has not grown together. What are these spots called? |
Fontanels |
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A baby's head is soft and made of cartilage for two reasons, What are they? |
Birth and rapid brain growth |
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The skulls bones are completely ossified by what age? |
Age two |
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The joints in the skull have a _____ appearance. |
A serrated appearance |
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All the bones in the skull are connected very tightly and securely to each other, except for one bone that moves. What bone is it and why is it not connected with a suture joint? |
The mandible (jaw), it needs to open and hinge |
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The cranium encases what? |
It encases the brain |
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The cranium is made up of how many flat bones? |
8 flat bones make up the cranium. |
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The wide, shallow bump on the frontal bone is called a what? |
An eminence |
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The sockets in which the eyes sit in the skull are called what? |
Orbits |
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The ridges just above the orbits and under the eyebrows are called what? |
Crests |
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The slightly sunken area between the superciary crests is called what? |
Temporal Line |
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Where is the occipital bone located? |
The posterior surface of the head and the underside of the cranium. |
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What is the name of the bump located at the posterior base of the cranium? |
Occipital protuberance |
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What are the horizontal lines that are on either side of the occipital protuberance? |
Superieor and inferior nuchal lines. |
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The large hole at the base of the skull lets the spinal cord exit the cranium is called what? |
The foramen magnum |
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What bones form the walls or "roof" of the skull? |
The parietal bones |
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The ridges on the parietal bone that show on the surface of the head are called what? They are also part of the frontal bone. |
The temporal lines |
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What marks the widest part of the skull? |
The two Parietal eminences |
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Where are the temporal bones located? |
The ear area, base of the skull |
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Posterior and Inferior to the auditory meatus, what bump can be felt behind the ear? |
The Mastoid Process |
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What bone extends anteriorly, attaching to the zygomatic bone, to form the zygomatic arch? |
the zygomatic process |
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What 4 bone groups make up the facial region? Where are they? |
zygomatic (2 bones) Nasal (2 bones) Maxille (2 bones) Mandible (1 bone) |
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What is the widest point of the face? |
The zygomatic bones |
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The nasal bones form what part of the face? |
the root of the nose |
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The parts of the nose that arent made of bone are made of what? |
Cartilage and Fat tissue |
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The nasal area has two equal bones, meaning its _____. |
Bilateral |
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What does the Maxillae bone form? |
The upper jaw |
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The canine fossa is the what? |
The depression in the maxilla where the cheek muscles rest. |
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The superior portion of the maxilla that forms the roof of the mouth is called the what? |
The Hard Palate |
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What are aveoli in terms of the teeth? |
The holes where the teeth's upper roots rest |
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The lower jaw is called what? |
The mandible |
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The joint where the Mandible attaches to the temporal bone is called what? |
The temporal-mandibular joint. TMJ |
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A good surface landmark is the corner where the vertical and horizontal portions of the mandible meet. what is it called? |
The angle of the mandible |
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What is the bump on the mandible that forms the chin? |
The mental protuberance |
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Similar to the Maxillae, the mandible has ____ where the roots of the teeth rest. |
Alveoli |
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where is the frontal eminence? |
The forehead the frontal bone |
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Where are the superciliary crests? |
The eyebrows just above the orbits |
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Where is the glabella? |
Just between the eyebrows/superciliary crests |
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Where is the occipital protuberance? |
back of the skull occipital bone |
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Where are the nuchal lines? |
Base of the skull just beside the occipital protuberance |
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Where are the temporal lines? |
The sides of the face Part of the frontal bone and the zygomatic bone |
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Where is the parietal eminence? |
The sides of the head, form the widest point of the skull on the parietal bone |
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Where is the auditory meatus? |
In the ear, leading to the ear canals On the temporal bone |
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Where is the mastoid process? |
just behind the ear on the temporal bone |
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Where are the zygomatic arch and zygomatic process? |
They form the cheekbones Part of the temporal bone and the zygomatic bone |
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Where are the nasal bones? |
Theyre in the base of the nose in the face |
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Where is the angle of the mandible? |
corner of the jaw it touches the temporal bones |
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Where is the mental protuberance? |
It is the chin It is part of the mandible |