anterior horn


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Noun1.anterior horn - one of two the two roots of a spinal nerve that passes ventrally from the spinal cord and that consists of motor fibers
efferent, efferent nerve, motor nerve - a nerve that conveys impulses toward or to muscles or glands
nervus spinalis, spinal nerve - any of the 31 pairs of nerves emerging from each side of the spinal cord (each attached to the cord by two roots: ventral and dorsal)
References in periodicals archive ?
A case has been reported where a 55 year old man presented with widespread cramps and fasciculations during a six year period due to development of limited form of anterior horn cell degeneration6.
The bone contusion in anterior cruciate ligament injury is detected at the posterior-lateral side of the tibial plateau and on the lateral femoral condyle just over the anterior horn of the lateral meniscus.
The pathologic findings implicate circulatory changes in the lower cervical cord, which causes ischemic changes in the anterior horn. Congestion of the venous plexus, abnormal drainage in the vertebral venous plexus, or malformation of the epidural vessels may be responsible (1,2).
The knee MR images were examined in terms of the BC volume, joint effusion level, medial plica presence, cartilage degeneration in the medial femoral condyle (MFC), medial tibial condyle (MTC), lateral femoral condyle (LFC), and lateral tibial condyle (LTC), and rupture presence in the medial meniscus anterior horn (MMAH), medial meniscus posterior horn (MMPH), lateral meniscus anterior horn (LMAH), and lateral meniscus posterior horn (LMPB).
Hirayama differs from the known types of motor neuron diseases, because of its non-progressive behaviour and pathologic findings of focal ischaemic changes in the anterior horn of the lower cervical cord.
Yasir suffers from the Anterior Horn Cell - a motor neuron disorder (MNDs), a debilitating disease similar to the one which British physicist Stephen Hawking suffers from -which has confined him to a wheelchair and paralysed one of his hands.
The anterior horn of lateral meniscus and the posterior cruciate ligament (PCL) happen to be the most often used intra-articular landmarks for positioning the guiding needle in the tibia during ACL reconstruction [17-19].
Poliomyelitis can result in the degeneration of the anterior horn cells, innervating both hemidiaphragms and the accessory respiratory muscles.
The spinal component is composed of fibers from the anterior horn cells of the upper five or six cervical vertebrae.
Nevertheless, in the C + A-treated NMO rats, more neurons were present in the anterior horn of the spinal cord (Figures 8(c) and 8(e)).

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