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25 Ιουλ 2023 · The optic nerve feeds in the posterior surface of the eye and carries all visual information from the retina, ultimately to the primary orbital cortex, which lies within the depths of the calcarine sulcus on the occipital lobe of the brain.
3 Νοε 2023 · The vestibular labyrinth is comprised of proprioceptive components located in the inner ear; The semicircular canals , which contain the cells that detect angular acceleration of the head; The utricle and saccule , which contain the cells that detect the linear acceleration of the head and position of the head in space (spatial orientation).
1 ημέρα πριν · The Brain Stem. The brain stem is the part of the brain that connects the “upper parts” — the cerebrum and cerebellum — with the spinal cord, says Komisarow. It includes the midbrain, the ...
24 Ιουλ 2023 · Structure and Function. The neural tube gives rise to three primary vesicles: Forebrain (Prosencephalon), Midbrain (Mesencephalon), and Hindbrain (Rhombencephalon). The prosencephalon divides into the Telencephalon and Diencephalon. The mesencephalon does not divide further.
14 Ιουν 2024 · The ventricular system is divided into four cavities called ventricles, which are connected by a series of holes, called foramen, and tubes. Two ventricles enclosed in the cerebral hemispheres are called the lateral ventricles (first and second).
16 Μαρ 2024 · It has five layers, with the innermost one called Bruch’s membrane, which feeds the retina with oxygen and nutrients. Next to Bruch’s membrane is the choriocapillaris, made up of tiny blood vessels that supply the retina and help clear away waste while keeping the eye temperature in check.
The external ear contains the auricle, ear canal, and tympanic membrane. The middle ear contains the ossicles and is connected to the pharynx by the Eustachian (or auditory) tube. The inner ear contains the cochlea and vestibule, which are responsible for audition and equilibrium, respectively.
