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Questions and answers about sports

Longissimus dorsi complex?

5 min read

Asked by: Amy Williams

What type of muscle is longissimus?

The longissimus muscle is a long intrinsic muscle of the back. Along with spinalis and iliocostalis, these three muscles comprise the erector spinae group. Longissimus is the longest, thickest and most central erector spinae muscle.

What does the longissimus dorsi muscle do?

The Longissimus dorsi runs along each side of the horse’s spine above the ribs and is one of the largest and longest muscles in your horse’s body. It’s purpose is to extend the spine . The Longissimus costarum lies below it and this muscle is important for lateral flexion of the spine.

What is the longissimus dorsi?

The longissimus dorsi is dorsal to the transverse processes of the lumbar vertebrae, and it is dorsal to the ribs in the thoracic region. For most of the length of the ribcage, there are no major muscles immediately ventral to the heads of the ribs.

Where is the longissimus muscle located?

The longissimus thoracis muscle (middle component) is the largest of the erector spinae muscles in the lumbar spine. The iliocostalis lumborum (lateral component) originates from the iliac crest and inserts to the lower six ribs.

What is the action of longissimus?

The erector spinae muscles, including longissimus, are the most powerful extensors of the vertebral column. Hence their main actions include spine extension and lateral flexion. Longissimus capitis also rotates the head.

What Innervates Interspinales?

The interspinales muscles are innervated by the medial branches of the posterior primary divisions of spinal nerves. The interspinales muscles function to extend the spine and may act as proprioceptive organs (Bogduk, 2005).

What does latissimus dorsi feel like?

Latissimus dorsi pain can be hard to differentiate from other types of back or shoulder pain. You’ll usually feel it in your shoulder, back, or upper or lower arm. The pain will worsen when you reach forward or extend your arms. Contact your doctor if you have trouble breathing, a fever, or abdominal pain.

What is the primary action of the longissimus spinalis and iliocostalis muscles?

Erector spinae muscles

Definition Three groups of deep muscles located on either side of the vertebral column
Function Bilateral contraction – extension of spine Unilateral contraction – lateral flexion of spine (ipsilateral)
Mnemonic I Like Standing (stands for Iliocostalis, Longissimus & Spinalis)


How do you strengthen the longissimus thoracis?

Exercises for Longissimus Thoracis

  1. Alternating Bird Dog. To target all of the erector spinae muscles, including the longissimus thoracis, try the bird dog exercise. …
  2. Barbell Deadlift. …
  3. Back Extension on Stability Ball. …
  4. Superman.

Aug 23, 2011

Do squats work spinal erectors?

If you perform squats, you’ll get a significant amount of muscle activation in your erector spinae. However, the erector spinae is only one part of your core muscles and squats only minimally activate the other parts.

How do you get a big spinal erection?

  1. Reverse Planks. This movement is an uncommon one, but incredibly effective. …
  2. Reverse Hyperextensions. No list would be complete without this movement. …
  3. GHR Back Extensions. …
  4. 45-Degree Hyperextensions. …
  5. Banded Good Mornings. …
  6. Good Mornings (Classic Version) …
  7. Good Mornings Off Pins. …
  8. Snatch Grip Bridge Deadlifts.
  9. How do you loosen a spinal erection?


    The muscles in the back of your neck are working overtime standing with your back against the wall. Imagine pressing the curve of your neck into the wall your chin should tuck down.

    What muscle runs along the spine?

    1. Thoracic Erector Spinae group ie Iliocostalis; Longissimus; Spinalis– the main extensor (backward bending) muscle of the thoracic spine, located on either side of the vertebral column. The erector spinae is most massive in the lumbar and thoracic regions.

    What muscles are in the lower back?

    These muscles include the large paired muscles in the lower back, called erector spinae, which help hold up the spine, and gluteal muscles. The flexor muscles are attached to the front of the spine and enable flexing, bending forward, lifting, and arching the lower back.

    What causes back pain in females?

    Upper back pain in women is usually due to: Poor posture, like slouching or pushing the head forward while sitting or standing, causing misalignment of the spine. Muscle overuse or strain, usually due to repetitive motions or lifting items or children incorrectly. Injury to discs, muscles and/or ligaments.

    What causes lower back pain in females?

    Lower back pain is a common symptom of PMS, a condition most women experience during menstruation. However, severe lower back pain may be a symptom of conditions like PMDD and dysmenorrhea. It may also be a symptom of a more serious condition called endometriosis.

    Which Tight muscles cause lower back pain?

    Tight muscles in your thighs and hips



    When your hamstrings are tight, they become shorter. These changes can affect the curvature of the lower part of your spine, disrupting the alignment of the spine with the pelvis (hip). As a result, you may feel stiffness in your lower back with or without pain.

    What is psoas syndrome?

    Psoas syndrome is an uncommon, and often misdiagnosed, condition that can appear as refractory lower back pain (pain that stays even after treatment) accompanied by other symptoms. The condition occurs when the psoas muscle—the long muscle (up to 16 inches) in your back—is injured.

    Why is back pain at night a red flag?

    “Severe night pain is cited as a ‘red flag’ by the [U.S.] Agency for Healthcare Policy and Research [AHCPR] guidelines [1994] to alert the clinician to the possible presence of tumour or infection,” the authors asserted.

    What does back pain between shoulder blades mean?

    Poor posture, injury, or problems with the spine can all lead to upper back pain. A common cause of pain between the shoulder blades is muscle strain. Treatments for mild upper back pain include stretching exercises and pain relievers. Some cases of pain between the shoulder blades are preventable.

    What organ causes pain between shoulder blades?

    Gallbladder Disease



    Nausea, vomiting, and sharp pains in the upper right portion of the abdomen are often a sign of gallstones or that the gallbladder is not functioning correctly. However, gallbladder disease can cause stabbing pains between the shoulder blades.

    Can heart problems cause pain between shoulder blades?

    Heart disease can cause pain in the back, neck, jaw, teeth, or between the shoulder blades. If you have any unexplained pain, especially if it comes on suddenly, get it checked out.