Sub- refers to below or under, cortical refers to the superficial (top) layer of a tissue/organ/structure; subcortical means the tissue/organ/structure just under the cortical layer. A common use of this term is "subcortical bone", which refers to the bone marrow.
The term subcortical refers to structures or processes that lie beneath the cerebral cortex in the brain. These subcortical structures are involved in functions such as regulating emotions, motor control, and processing sensory information.
A subcortical cyst is a type of cyst that develops on the skeletal frame in the body. Depending on the location, they can be benign, but they can also early indicators of some diseases.
Cortical is a word referring to the cortex, so the subcortical region of the brain is literally 'anything beneath the cortex'; but, since the brain isn't arranged in flat layers, it may be easier to visualise this analogy: If you picture the brain as being half an orange, the outer skin (the zest) would equate to the grey matter of cerebral cortex, & the inner skin (the pith) to the white matter; everything else (the pulp & the pips of the orange) represents the subcortical structures, which include various ventricles & nuclei, the thalamus, hypothalamus, cerebellum, & the parts that make up the brainstem. Subcortical pathways enable fast, unconscious reactions; so a reflex is a subcortical action.
Projection fibers are usually considered as those fibers that connect the cerebral cortex to subcortical structures and vice versa. The stria terminalis connects the amygdala to the hypothalamus - i.e., two subcortical structures. So, on this basis they are not projection fibers. But because they connect subcortical structures they are referred to as 'association fibers'.
'MEANING' in other words can be the 'vocabulary' of a word or the 'essence' of the word as to what the word precisely means. OR meaning is the meaning of meaning what you just said meaning
'MEANING' in other words can be the 'vocabulary' of a word or the 'essence' of the word as to what the word precisely means. OR meaning is the meaning of meaning what you just said meaning
The principle you are referring to is called Cephalocaudal development. It states that growth and development occur in a direction from the head down to the feet, with control and coordination of the head and neck developing before the extremities.
The meaning of a word is its "definition."
what is the meaning of word merin
The word with the closest meaning is pleasing.
The word part "in-" means "not" or "without." It is often used as a negative prefix to indicate the absence or opposite of something.
'Subcortical structures' are areas of the brain below the cortex, which is the outermost layer (i.e., the grey matter). The limbic system is one example of a subcortical structure - although technically it isn't just one structure. The limbic system actually consists of a number of key areas related to sensory integration, learning, memory, emotionality, and decision-making. See: http://en.wikipedia.org/wiki/Limbic_system
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