| 词汇 | piriformis |
| 释义 | piriformis noun medical specializeduk /ˌpɪr.ɪˈfɔː.mɪs/ us /ˌpɪr.əˈfɔːr.mɪs/ a muscle that moves the hip joint around梨状肌 The leg Achilles tendon appendage appendicular astragalus bipedal crural cruris hamstring haunch leggy patellar pectineus peroneal peroneus pes anserinus soleus subsartorial subtalar surae sural Examples of piriformispiriformis At the lower border of the piriformis muscle, the nerve turns backward and divides into upward and downward diverging branches, which enter the gluteus maximus. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. In those with sciatica due to piriformis syndrome, botulism toxin injections may improve pain and or function. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Other stretches like piriformis stretch, and hands to feet stretch, can relieve stress off the muscles around the coccyx, after sitting for a long time. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. The biomechanical relationship between the sacroiliac joint, the piriformis muscle (see piriformis syndrome), and the sciatic nerve had not yet been discovered. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. The piriformis laterally rotates the femur with hip extension and abducts the femur with hip flexion. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. However, compression may be present, but not causal, in the setting of sciatica due to piriformis syndrome. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Common causes of sciatica include the following lower back and hip conditions: spinal disc herniation, degenerative disc disease, lumbar spinal stenosis, spondylolisthesis, and piriformis syndrome. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. In 15% of the population, the sciatic nerve runs through, or under the piriformis muscle rather than beneath it. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Thus, disproportionately weak hip abductors/gluteus medius muscles, combined with very tight adductor muscles, can cause the piriformis muscle to shorten and severely contract. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Several medical conditions that can cause difficulty sitting are back injuries, sciatica, and piriformis syndrome. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. The inferior gluteal nerve reliably emerged inferior to the piriformis muscle. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. This position externally rotates the hip, lessening the stretch on the piriformis and relieving the pain slightly. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. This means the abductors on the outside can not work properly and strain is put on the piriformis. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Piriformis syndrome does not occur in children, and mostly seen in women of age between thirty and forty. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. An exercise regimen targeting the gluteus medius and hip abductor muscle groups can alleviate symptoms of piriformis syndrome within days. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. See all examples of piriformis These examples are from corpora and from sources on the web. Any opinions in the examples do not represent the opinion of the Cambridge Dictionary editors or of Cambridge University Press or its licensors. |
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