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The Nervous System . Fetal Pig Dissection Part 6. Hyperpolarization. The Cranial Nerves (See Packet). The Brain. Your Dissection:. Brain Anatomy. Arbor Vitae : (Tree of Life) branched white matter within the cerebellum Circle of Willis : arteries supplying blood to the base of the brain
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The Nervous System Fetal Pig Dissection Part 6
Brain Anatomy • Arbor Vitae: (Tree of Life) branched white matter within the cerebellum • Circle of Willis: arteries supplying blood to the base of the brain • Hypophysis: pituitary gland • Meninges, Dura Mater, Pia Mater, Arachnoid: membranes covering brain and spinal cord
Eye Anatomy • Sclera: White, outer fibrous layer • Choroid: many blood vessels, absorbs stray rays of light • Ciliary muscle: controls the shape of the lens • Iris: regulates the size of the pupil • Vitreous Humor: jelly like fluid behind the lens
Eye Anatomy • Aqueous Humor: watery fluid between cornea and lens • Retina: dark shiny layer