prosencephalon
Definition
- Noun:
- The forebrain: The prosencephalon is the anterior (front) portion of the brain in vertebrates, developing from the anterior part of the embryonic neural tube. It is a primary division of the brain that gives rise to structures including the cerebrum and diencephalon.
Usage Examples
- Noun:
- During embryonic development, the neural tube differentiates into the prosencephalon, mesencephalon, and rhombencephalon.
- The prosencephalon is responsible for complex cognitive functions and sensory processing.
Advanced Usage
- In embryology: The term is used to describe one of the three primary brain vesicles (the others being the mesencephalon and rhombencephalon) that form early in development.
- The prosencephalon further divides into the telencephalon and diencephalon.
Variants and Related Words
- Forebrain: A common synonym for prosencephalon.
- Telencephalon: The anterior subdivision of the prosencephalon, which develops into the cerebrum.
- Diencephalon: The posterior subdivision of the prosencephalon, which includes the thalamus and hypothalamus.
Synonyms
- Forebrain: The anterior part of the brain.
Related Terms (Not Phrasal Verbs or Idioms)
- Mesencephalon: The midbrain.
- Rhombencephalon: The hindbrain.
- Neural tube: The embryonic structure that develops into the central nervous system.
Noun
-
the anterior portion of the brain; the part of the brain that develops from the anterior part of the neural tube
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