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The gyri and sulci on the tentorial and orbital aspects of the cerebral hemispheres.

Gyri and Sulci on the Brain

The gyri and sulci on the tentorial and orbital aspects of the cerebral hemispheres.

The upper surface of the cerebellum.

Upper Surface of Cerebellum

The upper surface of the cerebellum.

"Diagram of head and brain of human foetus six weeks old (heavy boundaries). The dotted line indicates the outline of the brain of a foetus three months old. Note thee great growth of the hemisphere (h). cer, cerebellum; med, medulla oblongata; mes, mesencephalon; p, pituitary body; pr, prosencephalon; s.c., spinal cord; th, thalamencephalon; 1, olfactory nerve; 2, optic nerve." -Galloway, 1915

Human Fetus

"Diagram of head and brain of human foetus six weeks old (heavy boundaries). The dotted line indicates…

Back view of the medulla, pons, and mesencephalon of a full term human fetus.

Back View of Medulla, Pons, and Mesencephalon

Back view of the medulla, pons, and mesencephalon of a full term human fetus.

Front view of the medulla, pons, and mesencephalon of a full term human fetus.

Front view of Medulla, Pons, and Mesencephalon

Front view of the medulla, pons, and mesencephalon of a full term human fetus.

Lateral view of the medulla, pons, and mesencephalon of a full term human fetus.

Lateral View of Medulla, Pons, and Mesencephalon

Lateral view of the medulla, pons, and mesencephalon of a full term human fetus.

Transverse section through the mesencephalon at the level of the inferior quadrigeminal body.

Section of Mesencephalon at Inferior Quadrigeminal Body

Transverse section through the mesencephalon at the level of the inferior quadrigeminal body.

Transverse section through the mesencephalon at the level of the superior quadrigeminal body.

Section of Mesencephalon at Superior Quadrigeminal Body

Transverse section through the mesencephalon at the level of the superior quadrigeminal body.

Diagrammatic view of the cut surface of a transverse section through the upper part of the mesencephalon.

Section of Mesencephalon

Diagrammatic view of the cut surface of a transverse section through the upper part of the mesencephalon.

Two sections through the tegmentum of the pons at its upper part, close to the mesencephalon. A is at a slightly lower level than B.

Section Through Tegmentum

Two sections through the tegmentum of the pons at its upper part, close to the mesencephalon. A is at…