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Dendrite Definition Dendrites are projections of a neuron (nerve cell) that receive signals (information) from other neurons. The transfer of information from one neuron to another is achieved …

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Definition The temporal bone or os temporale is a paired, irregular bone and the thickest in the human body, located at the sides and base …

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Spongy Bone Definition Spongy bone, also known as cancellous bone or trabecular bone, is a very porous type of bone found in animals. It is …

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Definition The sphenoid bone of the skull base is one of the most complex bones of the body. It is an unpaired bone with many foramina (holes) …

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Definition The parietal bone or os parietale is a paired, flat cranial bone that covers the mid portion of the skull. Both bones cover the left …

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Definition The paranasal sinuses are four pairs of hollow cavities in the facial and cranial bones. They are located at the center of the face, surrounding …

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Definition The palatine bone or os palatinum is a paired, flat, irregular facial bone. It forms part of the nasal cavity, oral cavity, and orbit …

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Definition Oblique muscle refers to two abdominal muscles – the external and internal obliques. These provide trunk flexion and rotation. The external oblique is the thickest and …

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Definition The medulla oblongata is part of the autonomous central nervous system that directly connects the brainstem with the spinal cord. Medulla is Latin for middle; oblongata …

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Definition The median nerve is a branch of the brachial plexus that innervates the palm and back of part of the hand. This mixed nerve …

Read moreMedian Nerve: Definition, Anatomy, Distribution & Injury