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  2. Head and neck anatomy - Wikipedia

    en.wikipedia.org/wiki/Head_and_neck_anatomy

    The respiratory system begins in the head and neck, with air entering and leaving the body through the mouth and nose. The respiratory system involving the head and neck includes: the nasal cavity for filtering, moistening, and warming the air; the pharynx or throat which is the combining point for respiratory and digestive system

  3. Cervical canal - Wikipedia

    en.wikipedia.org/wiki/Cervical_canal

    The cervical canal is generally lined by "endocervical mucosa" which consists of a single layer of mucinous columnar epithelium. However, after menopause, the functional squamocolumnar junction moves into the cervical canal, and hence the distal part of the cervical canal may be lined by stratified squamous epithelium (conforming to a "type 3 transformation zone").

  4. Infrahyoid muscles - Wikipedia

    en.wikipedia.org/wiki/Infrahyoid_muscles

    All of the infrahyoid muscles are innervated by the ansa cervicalis from the cervical plexus (C1-C3) [4] [5] except the thyrohyoid muscle, which is innervated by fibers only from the first cervical spinal nerve travelling with the hypoglossal nerve. [1]

  5. Scalene muscles - Wikipedia

    en.wikipedia.org/wiki/Scalene_muscles

    The anterior scalene muscle (Latin: scalenus anterior), lies deeply at the side of the neck, behind the sternocleidomastoid muscle.It arises from the anterior tubercles of the transverse processes of the third, fourth, fifth, and sixth cervical vertebrae, and descending, almost vertically, is inserted by a narrow, flat tendon into the scalene tubercle on the inner border of the first rib, and ...

  6. List of anatomy mnemonics - Wikipedia

    en.wikipedia.org/wiki/List_of_anatomy_mnemonics

    This is a list of human anatomy mnemonics, categorized and alphabetized.For mnemonics in other medical specialties, see this list of medical mnemonics.Mnemonics serve as a systematic method for remembrance of functionally or systemically related items within regions of larger fields of study, such as those found in the study of specific areas of human anatomy, such as the bones in the hand ...

  7. Cervicoaxillary canal - Wikipedia

    en.wikipedia.org/wiki/Cervicoaxillary_canal

    The cervicoaxillary canal is the passageway that extends between the neck and the upper extremities through which the ... seventh and eighth cervical roots, C5, C6 ...

  8. Spinal canal - Wikipedia

    en.wikipedia.org/wiki/Spinal_canal

    Spinal stenosis is a narrowing of the canal which can occur in any region of the spine and can be caused by a number of factors. It may result in cervical myelopathy [4] if the narrowed canal impinges on the spinal cord itself. Spinal canal endoscopy can be used to investigate the epidural space, and is an important spinal diagnostic technique ...

  9. Muscular system - Wikipedia

    en.wikipedia.org/wiki/Muscular_system

    The muscular system is an organ system consisting of skeletal, smooth, and cardiac muscle. It permits movement of the body, maintains posture, and circulates blood throughout the body. [ 1 ] The muscular systems in vertebrates are controlled through the nervous system although some muscles (such as the cardiac muscle ) can be completely autonomous.