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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:
Other approaches include methods that observe cervical mucus, such as the Creighton Model and Billings method. Cervical mucus's consistency changes during menstrual periods, which may signal ovulation. During vaginal childbirth, the cervix must flatten and dilate to allow the foetus to move down the birth canal. Midwives and doctors use the ...
In humans, cervical vertebrae are the smallest of the true vertebrae and can be readily distinguished from those of the thoracic or lumbar regions by the presence of a foramen (hole) in each transverse process, through which the vertebral artery, vertebral veins, and inferior cervical ganglion pass. The remainder of this article focuses upon ...
In anatomy, cervical is an adjective that has two meanings: of or pertaining to any neck. of or pertaining to the female cervix: i.e., the neck of the uterus. Commonly used medical phrases involving the neck are cervical collar; cervical disc (intervertebral disc) cervical lymph nodes; cervical nerves; cervical vertebrae; cervical rib
Median sagittal section through the occipital bone and first three cervical vertebrae, showing ligamentous attachments The posterior arch forms about two-fifths of the circumference of the ring: it ends behind in the posterior tubercle, which is the rudiment of a spinous process and gives origin to the recti capitis posteriores minores and the ...
Lists of shapes cover different types of geometric shape and related topics. They include mathematics topics and other lists of shapes, such as shapes used by drawing or teaching tools. They include mathematics topics and other lists of shapes, such as shapes used by drawing or teaching tools.
The cervicoaxillary canal is the passageway that extends between the neck and the upper extremities through which the long thoracic nerve and other structures pass. [1] [2] [3] [4]
Many shapes have metaphorical names, i.e., their names are metaphors: these shapes are named after a most common object that has it. For example, "U-shape" is a shape that resembles the letter U , a bell-shaped curve has the shape of the vertical cross section of a bell , etc.