Where is your ASIS?

Asked By: Laudelino Gros | Last Updated: 27th April, 2020
Category: medical health bone and joint conditions
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The anterior superior iliac spine (abbreviated: ASIS) is a bony projection of the iliac bone and an important landmark of surface anatomy. It refers to the anterior extremity of the iliac crest of the pelvis, which provides attachment for the inguinal ligament, and the sartorius muscle.

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Also asked, what muscles originate on the ASIS?

This refers to the Anterior Superior Iliac Spine. This provides attachment for three types of muscles. The first one is A which is the sartorius.

  • Origin of rectus femoris is on anterior inferior iliac spine (AIIS) Share.
  • Sartorius. Rectus femoris. Tensor fascia latta. Share.
  • Also, where is AIIS? Anterior inferior iliac spine. The anterior inferior iliac spine (abbreviated: AIIS) is a bony eminence on the anterior border of the hip bone, or, more precisely, the wing of the ilium (i.e. the upper lateral parts of the pelvis).

    Consequently, what is the ASIS and PSIS?

    The anterior superior iliac spine (ASIS) is lower than the posterior superior iliac spine (PSIS), causing the client to push the pelvis forward. ASIS: known as the “hip bones.” These are the bones that stick out in the front of our pelvis and where we often rest our hands.

    Can you feel your iliac crest?

    You can feel the iliac crest by pushing your hands on your sides at your waist, feeling for the bone and following it down and to the front. When you think of how wide your hips are, you are probably thinking of the distance from the iliac crest on one side to the other.

    32 Related Question Answers Found

    How many hips do we have?

    The two hip bones join each other at the pubic symphysis. Together with the sacrum and coccyx, the hip bones form the pelvis.

    What connects to PSIS?

    As the most posterior projection of the iliac crest, it serves for the attachment of the long posterior sacroiliac ligament, which blends with the sacrotuberous ligament, as well as the multifidus and gluteus maximus muscles. Figure 1 depicts the muscular and ligamentous attachments to the PSIS.

    What level is PSIS?

    In electromyographic examinations, the posterior supe- rior iliac spine (PSIS) is often used as an anatomical landmark to estimate spinal level. 4 The spinal level of the PSIS is known to be at the midpoint between S1 and S2 foramen by cadaver study.

    What is your Ilium?

    The ilium (/ˈ?li?m/) (plural ilia) is the uppermost and largest part of the hip bone, and appears in most vertebrates including mammals and birds, but not bony fish. All reptiles have an ilium except snakes, although some snake species have a tiny bone which is considered to be an ilium.

    How do you palpate the hip joint?


    Palpate the hip for tenderness using your index and middle fingers in the following areas:
    1. Anterior hip joint: Palpate along the front of the hip, just lateral to the groin.
    2. Anterior superior iliac spine (ASIS): Palpate at the anterior tip of the iliac crest.

    Where is the iliac crest?

    The iliac crest is the curved superior border of the ilium, the largest of the three bones that merge to form the os coxa, or hip bone. It is located on the superior and lateral edge of the ilium very close to the surface of the skin in the hip region.

    What is Asis in Pilates?

    · Neutral Pelvis is the alignment of the ASIS (Anterior Superior Iliac Spine – aka Hip Points) and the Pubic Bone in line with each other in the Coronal Plane, which allows for a neutral spine, a spine that honors the natural curvature of the cervical, thoracic and lumbar spine.

    Is the Sartorius a hip flexor?

    The function of the sartorius is unique in that it can serve as both a hip and knee flexor. The origin for the sartorius is the anterior superior iliac spine, sharing this origin with the tensor fascia lata. At the hip, it acts to both flex the hip as well as externally rotate.

    What is the longest muscle in the body?

    The sartorius muscle (/s?ːrˈt?ːri?s/) is the longest muscle in the human body. It is a long, thin, superficial muscle that runs down the length of the thigh in the anterior compartment.

    What is an ASIS avulsion fracture?


    An anterior–superior iliac spine (ASIS) avulsion fracture is an uncommon injury in adolescent athletes. It is usually caused by sudden strain on the sartorius muscle or the tensor of the fascia lata during the starting phase of running or jumping [1–4].

    Why does my anterior superior iliac spine hurt?

    Some of the possible causes of iliac crest pain include: iliolumbar ligament inflammation. muscles used in movement are weak, including hip flexors, abdominal muscles, low back muscles, and other core muscles. iliotibial band weakness or injury.

    What is Asis Apophysitis?

    Apophysitis is an overuse injury that typically occurs after repetitive activities of the muscles attached to the apophysis. The apophyses most commonly affected are the anterior superior iliac spine (ASIS), the anterior inferior iliac spine (AIIS), and the iliac crest.

    What is the origin of the rectus femoris?

    The rectus femoris muscle has two heads. The straight head has its origin on the anterior inferior iliac spine. The reflected head has its origin on the ilium, above the acetabulum. It has its insertion into the patellar tendon at the patella of the knee.

    What Asis means?

    ASIS International. Founded in 1955 as the American Society for Industrial Security (ASIS), the organization officially changed its name in 2002 to ASIS International to reflect its international expansion, which now includes members in more than 125 countries.

    What muscles attach to AIIS?


    The anterior inferior iliac spine (AIIS) is bony prominence on the anterior border of the ilium forming the superior border of the acetabulum. Attachments include the Iliacus, origin of straight head of the rectus femoris, and also the proximal ileofemoral ligament (Y-ligament or ligament of Bigelow).

    What muscle is the antagonist to the Sartorius?

    Antagonist: Gluteus maximus, Adductor magnus (posterior part). Nerve Supply: Femoral Nerve (L2, L3, L4).

    How do you determine PSIS?

    PSIS
    1. Stand behind the participant and find the iliac crest laterally.
    2. Move your thumbs in and down until you find a prominent bony bump (which sharply disappears distally)