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The upper surface of the cerebellum.

Upper Surface of Cerebellum

The upper surface of the cerebellum.

"The Brain is the encephalon, or center of the nervous system and the seat of consciousness and volition in man and the higher animals. Median Longitudinal Section through Head and Upper Part of Neck, to Show relation of Brain to Cranium and the Spinal Cord. <em>c,</em> cerebrum; <em>cb,</em> cerebellum; <em>sc,</em> spinal cord; <em>spc,</em> spinal column; <em>mo,</em> medulla oblongata passing, through foramen magnum, into the spinal cord; <em>pv,</em> pons Varolii; <em>cp,</em> cerebral peduncles or crura cerebri; <em>cqa,</em> anterior corpora quadrigemina; <em>cqp,</em> posterior corpora quadrigemina; <em>pg,</em> pineal gland; <em>pb,</em> pituitary body; <em>cc,</em> corpus collosum, divided transversely; <em>f,</em> fornix; <em>mg,</em> marginal gyrus; <em>gf,</em> gyrus fornicatus; <em>cmg,</em> calloso-marginal suleus; <em>O,</em> occipital lobe; <em>po,</em> parieto-occipital fissure; <em>cf,</em> calcarine fissure; <em>dm,</em>dura mater, separating cerebrum from cerebellum."&mdash;(Charles Leonard-Stuart, 1911)

Human Brain

"The Brain is the encephalon, or center of the nervous system and the seat of consciousness and volition…

Section through the lower part of the human pons varolii immediately above the medulla.

Section Through Pons Varolii

Section through the lower part of the human pons varolii immediately above the medulla.

Section through the pons varolii at the level of the nuclei of the trigeminal nerve in an orangoutang.

Section Through Pons Varolii

Section through the pons varolii at the level of the nuclei of the trigeminal nerve in an orangoutang.

Section through the upper part of the pons varolii of the orangoutang above the level of the trigeminal nerve.

Section Through Pons Varolii

Section through the upper part of the pons varolii of the orangoutang above the level of the trigeminal…