fourth ventricle वाक्य
उदाहरण वाक्य
मोबाइल
- After travelling through each ventricle, the CSF leaves the fourth ventricle and flows around the brain stem, cerebellum, hemispheres, and finally, down into the subarachnoid space.
- A " Dandy-Walker cyst " constitutes a dilatation of the fourth ventricle due to the developmental absence of its exits, the foramina of Magendie and Luschka.
- The locus coeruleus ( or " LC " ) is located in the posterior area of the rostral pons in the lateral floor of the fourth ventricle.
- The subependymoma, a variant of the ependymoma, is apt to arise in the fourth ventricle but may occur in the septum pellucidum and the cervical spinal cord.
- Two weeks after this her fourth ventricle had gotten hydrocephalus again, and so a tenth surgery was carried out to give her a completely new shunt system.
- It is an opening in each lateral extremity of the lateral recess of the fourth ventricle of the human brain, which also has a single median aperture.
- Axons of the vestibular nerve synapse in the vestibular nucleus are found on the lateral floor and wall of the fourth ventricle in the pons and medulla.
- Rogers had a tumor removed from the fourth ventricle of his brain in 1998 following a year of watchful waiting, during which time the mass grew, he said.
- Just above the tubercles, the posterior aspect of the medulla is occupied by a triangular fossa, which forms the lower part of the floor of the fourth ventricle.
- Signs of aqueductal stenosis other than those mentioned in Causes of stenosis include detection of an enlarged lateral and third ventricle in conjunction with a smaller fourth ventricle.
- The neurons contained within the nucleus form a visible bump called the "'gracile tubercle "'on the posterior side of the closed medulla at the floor of the fourth ventricle.
- CSF entering the fourth ventricle through the cerebral aqueduct can exit to the subarachnoid space of the spinal cord through two lateral apertures and a single, midline median aperture.
- In 1956, Galambos activated the efferent fibres of the cat by delivering shock stimuli to the floor of the fourth ventricle ( at the decussation of the COCB ).
- They are classically found within the fourth ventricle, typically have a well demarcated interface to normal tissue and do not usually extend into the brain parenchyma, like ependymomas often do.
- Below, they form the upper lateral boundaries of the fourth ventricle, but as they ascend they converge on the dorsal aspect of the ventricle and thus assist in forming its roof.
- In 1944 A . Earl Walker ( who eventually became chairman of neurosurgery at Johns Hopkins ) described a similar case of congenital closure of the outflow of the fourth ventricle.
- The "'median aperture "'( also known as the "'medial aperture, "'and "'foramen of medulla, tela choroidea of the fourth ventricle and its choroid plexus, which is attached to the cerebellar vermis.
- Within each ventricle is a region of choroid plexus, a network of central canal of the spinal cord ( from the fourth ventricle ) allowing for the flow of CSF to circulate.
- Reissner s fiber ( RF ) is a complex and dynamic structure present in the third and fourth ventricles and in the central canal of the spinal cord, observed in almost all vertebrates.
- Although some brain imaging studies of people with OMA reveal a normal brain, some MRI studies have revealed unusual appearance of some brain areas, in particular the corpus callosum, cerebellum, and / or fourth ventricle.
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