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  2. Suprasternal notch - Wikipedia

    en.wikipedia.org/wiki/Suprasternal_notch

    The suprasternal notch is a visible dip in between the neck, between the clavicles, and above the manubrium of the sternum. It is at the level of the T2 and T3 vertebrae. [2] The trachea lies just behind it, rising about 5 cm above it in adults. [3]

  3. Subclavian triangle - Wikipedia

    en.wikipedia.org/wiki/Subclavian_triangle

    This space is covered by the integument, the superficial and deep fasciæ and the platysma, and crossed by the supraclavicular nerves. Just above the level of the clavicle, the third portion of the subclavian artery curves lateralward and downward from the lateral margin of the scalenus anterior , across the first rib , to the axilla , and this ...

  4. Clavicle - Wikipedia

    en.wikipedia.org/wiki/Clavicle

    The clavicle, collarbone, or keybone is a slender, S-shaped long bone approximately 6 inches (15 cm) long [1] that serves as a strut between the shoulder blade and the sternum (breastbone). There are two clavicles, one on each side of the body. The clavicle is the only long bone in the body that lies horizontally. [2]

  5. Triangles of the neck - Wikipedia

    en.wikipedia.org/wiki/Triangles_of_the_neck

    This space is subdivided into two large triangles by sternocleidomastoid, which passes obliquely across the neck, from the sternum and clavicle below, to the mastoid process and occipital bone above. The triangular space in front of this muscle is called the anterior triangle of the neck; and that behind it, the posterior triangle of the neck.

  6. Sternum - Wikipedia

    en.wikipedia.org/wiki/Sternum

    This notch can be felt between the two clavicles. On either side of this notch are the right and left clavicular notches. [1] The manubrium joins with the body of the sternum, the clavicles and the cartilages of the first 1.5 pairs of ribs. The inferior border, oval and rough, is covered with a thin layer of cartilage for articulation with the ...

  7. List of anatomical lines - Wikipedia

    en.wikipedia.org/wiki/List_of_anatomical_lines

    Mid-inguinal point: A point midway between the anterior superior iliac spine and the pubic symphysis. Intercristal line: A transverse line passing across the lumbar spine between the superior aspects of the iliac crests. Mid-dorsal line: The intersection between the dorsal skin and the median plane.

  8. A 2-Million-Year-Old Human Clavicle Just Took an Epic Trip to ...

    www.aol.com/lifestyle/2-million-old-human...

    The Virgin Galactic 03 space trip included some fossilized remains of ancient human relatives Australopithecus sebida and Homo naledi. A 2-Million-Year-Old Human Clavicle Just Took an Epic Trip to ...

  9. Shoulder girdle - Wikipedia

    en.wikipedia.org/wiki/Shoulder_girdle

    While this slightly closes the angle between the clavicle and the scapula, it also widens the shoulder. [ 4 ] : 40 The scapula can be elevated and depressed from the neutral position to a total range of 10 to 12 centimetres (3.9 to 4.7 in); at its most elevated position the scapula is always tilted so that the glenoid cavity is facing superiorly.