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Where is the hyoid bone located?
In the cervical region, inferior to the mandible and superior to the (thyroid cartilage of the) larynx.
What bone is suspended from the styoid process of the temporal bone by ligaments and muscles?
The hyoid bone.
What is the function of the hyoid bone?
-Supports the tongue
-Provides attachment sites of the tongue and neck muscles.
What is the vertebral column?
A strong, flexible group of bones called vertebrae that allow us to move anteriorly, posteriorly, and laterally. It encloses and protects the spinal cord, supports the head, and serves as an attachment for ribs.
What are the functions of the vertebral column?
-Encloses and protects spinal cord.
-Allows for motion
-Serves as attachment for ribs
What are the pieces of fibrous cartilage in between the vertebral bodies called?
What does the atlas do?
Supports the skull and articulates with the occipital condyles of the occipital bone.
What supports the skull and articulates with the occipital condyles of the occipital bone?
How is the Cervical Prominens different than the other 6 cervical vertebrae?
Contains a non-bifid spinous process.
How are thoracic vertebrae different than cervical vertebrae?
1. Larger in size
2. Their spinous processes project inferiorly. (downward.)
What set of vertebrae has short, thick projections and is equipped for weight-bearing?
Where is the sacrum position?
At the posterior (bottom) portion of the pelvic cavity, medial to the hipbones.
What bone is found at the posterior portion of the pelvic cavity, medial to the hipbones?
Where do intervertebral discs run from?
c2 to the sacrum. The atlas is the only one that doesn't have it.
What are the three portions of the sternum?
2. Body or Gladiolus
3.Xiphoid or Ensiform process.
What is the depression in the medial, superior (middle, top) portion of the manubrium called?
Jugular notch or Suprasternal notch.
What portion of the sternum are clavicular notches found in?
The manubrium, on either side of the jugular notch.
The clavicular notch of the sternum articulates with the sternal end of the clavicle to form?
The sternoclavicular articulation.
The sternoclavicular articulation is formed by?
The clavicular notch of the sternum and the sternal end of the clavicle.
What part of the sternum is involved in the sternoclavicular articulation?
The clavicular notch of the manubrium.
What is the part of the sternum where the manubrium meets the body called?
The sternal angle, or angle of louis.
Where are false ribs called false ribs?
Because their costal cartilage does not attach directly to the sternum.
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