Tectum and tegmentum: Anatomy, structure and function | Kenhub
WebOct 30, 2023 · The tectum is the region of the midbrain posterior to the cerebral aqueduct of Sylvius. It contains the nuclei of the superior and inferior colliculi . These colliculi are involved in preliminary processing of the visual (superior colliculi) or auditory stimuli (inferior colliculi) before they reach their corresponding primary processing centers.
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Midbrain: Anatomy, location, parts, definition | Kenhub
WebNov 3, 2023 · The posterior surface of the midbrain is called the tectum, or roof, of the midbrain. The tectum features four tubercles on its surface which lie inferior to the pineal gland . The upper pair of tubercles are the left and right superior colliculi, while the lower pair are the left and right inferior colliculi .
Midbrain - Wikipedia
WebTectum. Principal connections of the tectum. The tectum (Latin for roof) is the part of the midbrain dorsal to the cerebral aqueduct. [3] The position of the tectum is contrasted with the tegmentum, which refers to the region in front of the ventricular system, or …
Midbrain | Anatomy & Function | Britannica
WebMar 11, 2024 · Midbrain, region of the developing vertebrate brain that is composed of the tectum and tegmentum. The midbrain serves important functions in motor movement, particularly movements of the eye, and in auditory and visual processing.
The Midbrain - Colliculi - Peduncles - TeachMeAnatomy
WebMay 26, 2023 · It can be divided into two main parts: Tectum – located posterior to the cerebral aqueduct. Paired cerebral peduncles – located anteriorly and laterally. Internally, the cerebral peduncles are further separated by the substania nigra into the crus cerebri (anterior) and the tegmentum (posterior).
The Midbrain: Anatomy, Function, and Treatment - Verywell …
WebMay 9, 2023 · Tectum: The posterior surface of the midbrain contains the corpora quadrigemina, which contains clusters of nerve cells called the superior and inferior colliculus. Location The midbrain measures around 1.5 centimeters in length and is sandwiched between the diencephalon (which includes the thalamus and hypothalamus ) …
11.4D: Midbrain - Medicine LibreTexts
WebJan 17, 2023 · The tectum (Latin for “roof”) is formed by the superior and inferior colliculi and comprises the rear portion of the midbrain. The superior colliculus regulates preliminary visual processing and eye movement, while the inferior colliculus is …
Tectum Definition & Meaning - Merriam-Webster
WebThe meaning of TECTUM is a bodily structure resembling or serving as a roof; especially : the dorsal part of the midbrain.
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