Tag: pineal

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Superior Colliculus

The superior colliculus is part of the midbrain, also known as the tectum in non-mammalian vertebrates.  This area of the brain directs behavioral responses, particularly how the eyes respond to stimulus and the corresponding movement of the head and neck. If you are looking for this structure in …

Brain – Brain Stem

The brain stem is the posterior section of the brain that includes the pons and the medulla oblongata, which is continuous with the spinal cord.  The midbrain is usually included as part of the brain stem and includes the corpora quadrigemina (shown partially on the photo as the …

Brain – Pineal Gland

The pineal gland (also called pineal body) is located in the midbrain and is one of the few non-paired structures of the brain.     The pineal gland is part of the endocrine system and produces the hormone melatonin.  Melatonin is associated with sleep patterns and circadian rhythms. …

Brain Dissection, Internal

This video shows the a sagittal cut in the brain of a sheep and identifies the major structures of the brain such as the  cerebrum, corpus callosum, cerebellum, pons, medulla, thalamus, hypothalamus, pineal gland, and the four ventricles.