Head and Neck Anatomy
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How many bones are does the skull consist of?
- 1 frontal, 2 parietal, 2 temporal, 1 occipital
Where do the bones of the skull come together?
How many bones are in the face?
What is the only bone in the face that moves
temporal mandibular joint
What is the Cranium supported by?
C 1- C 7
What is C 7?
- Cervical bone 7
- Vertebra Prominence
What is CN 5?
Trigeminal- pain/ touch
Facial- mediates facial movements
What is CN VI?
Abducens- CN that controls the sternocleidomastoid and trapezeus
parietal area and Pinna
parietal area of scalp
tonsils, bottom of mouth and thyroid
mucosa of mouth and lips, conjunctiva
tongue, floor of mouth, mucosa of mouth/lips
Superficial Cervical drains..
- ear/skin of neck
- it's inf. to ear on SCM
Posterior Cervical drains...
thyroid, posterior scalp, posterior neck
Deep Cervical drains...
thyroid, larynx, trachea, esophagus, ear
Supraclavicular (above clavicle) drains...
- Closest to heart
- R side - Mediastinum, lungs, esophagus
- L side- thorax, abdomen
Describe the Hyoid
- Bone that anchors tongue
- only bone that does not articulate with another bone
Describe the Larynx
the voice box
What is the purpose of the thyroid cartilage?
- Adam's Apple
- protects other aspects of larynx
Describe the thyroid gland
- largest endocrine gland
- secretes T4 and T3
- regulates cellular metabolism
Describe the isthmus
the middle of the thyroid gland
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