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Oct 30, 2023 · Human head (anterior view) The human head is more than just a nuisance responsible for your headaches. It is a complex anatomical structure weighing up to five kilograms that rests on the bony skull and in turn, the neck. In addition to the evident ears, eyes, nose, and mouth, the head supports a variety of other important structures:
- Thyroid Gland
Embryology The pharyngeal apparatus is responsible for the...
- Arteries
Vertebral arteries The vertebral arteries stem from the...
- Head and Neck
The head and neck are two examples of the perfect anatomical...
- Thyroid Gland
The human head typically weighs between 2.3 and 5 kilograms (5.1 and 11.0 lb) Over 98% of humans fit into this range. There have been odd incidences where human beings have abnormally small or large heads. The Zika virus was responsible for underdeveloped heads in the early 2000s. The face is the anterior part of the head, containing the eyes ...
3 days ago · These bones are part of the neurocranium—the part of the skull that houses and protects the brain—alongside other key bones like the frontal, ethmoid, sphenoid, temporal, and occipital bones. The parietal bones mainly shape the top of the skull, with a smaller section contributing to the skull base.
Part of the TeachMe Series The medical information on this site is provided as an information resource only, and is not to be used or relied on for any diagnostic or treatment purposes. This information is intended for medical education, and does not create any doctor-patient relationship, and should not be used as a substitute for professional diagnosis and treatment.
The head rests on the top part of the vertebral column, with the skull joining at C1 (the first cervical vertebra known as the atlas). The skeletal section of the head and neck forms the top part of the axial skeleton and is made up of the skull, hyoid bone, auditory ossicles, and cervical spine. The skull can be further subdivided into:
The 22nd bone is the mandible (lower jaw), which is the only moveable bone of the skull. Figure 7.3.1 – Parts of the Skull: The skull consists of the rounded cranium that houses the brain and the facial bones that form the upper and lower jaws, nose, orbits, and other facial structures.
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Oct 18, 2023 · The head and neck are two examples of the perfect anatomical marriage between form and function, mixed with a dash of complexity. The neck is resilient enough to sustain a five kilogram weight 24/7, yet sufficiently mobile to move it in several directions. On the other end, the head is durable enough to protect the fragile brain but intricately ...
