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  2. Heliotrope (mineral) - Wikipedia

    en.wikipedia.org/wiki/Heliotrope_(mineral)

    A rough specimen of bloodstone. Heliotropes (from Ancient Greek ἥλιος (hḗlios) 'sun' and τρέπειν (trépein) 'to turn') (also called ematille, Indian bloodstones, or simply bloodstones) are aggregate minerals, and cryptocrystalline mixture of quartz that occurs mostly as jasper or sometimes as chalcedony (translucent).

  3. Human brain - Wikipedia

    en.wikipedia.org/wiki/Human_brain

    The human brain is the central organ of the nervous system, and with the spinal cord, comprises the central nervous system. It consists of the cerebrum, the brainstem and the cerebellum. The brain controls most of the activities of the body, processing, integrating, and coordinating the information it receives from the sensory nervous system ...

  4. Brain cell - Wikipedia

    en.wikipedia.org/wiki/Brain_cell

    Brain cells make up the functional tissue of the brain. The rest of the brain tissue is the structural stroma that includes connective tissue such as the meninges , blood vessels , and ducts. The two main types of cells in the brain are neurons , also known as nerve cells, and glial cells , also known as neuroglia. [ 1 ]

  5. Our minds are cluttered with plastics - literally - and the ...

    www.aol.com/news/minds-cluttered-plastics...

    The average amount, 4,800 micrograms per gram of microplastics in brain tissue, was found to be the same as the amount found in a standard plastic spoon, according to the study.

  6. List of regions in the human brain - Wikipedia

    en.wikipedia.org/wiki/List_of_regions_in_the...

    Embryonic vertebrate subdivisions of the developing human brain hindbrain or rhombencephalon is a developmental categorization of portions of the central nervous system in vertebrates. It includes the medulla , pons , and cerebellum .

  7. Cerebral circulation - Wikipedia

    en.wikipedia.org/wiki/Cerebral_circulation

    In brain tissue, a biochemical cascade known as the ischemic cascade is triggered when the tissue becomes ischemic, potentially resulting in damage to and the death of brain cells. Medical professionals must take steps to maintain proper CBF in patients who have conditions like shock , stroke , cerebral edema , and traumatic brain injury .

  8. Brain tissue may contain higher amounts of microplastics than ...

    www.aol.com/brain-tissue-may-contain-higher...

    The study also found microplastic levels in the brain may possibly have increased by 50% since the last time a similar study was conducted in 2016, which it says could indicate rising ...

  9. Cerebral arteries - Wikipedia

    en.wikipedia.org/wiki/Cerebral_arteries

    The cerebral arteries describe three main pairs of arteries and their branches, which perfuse the cerebrum of the brain. The three main arteries are the: Anterior cerebral artery (ACA), which supplies blood to the medial portion of the brain, including the superior parts of the frontal and anterior parietal lobes [1]