A cortical homunculus is a pictorial representation of the anatomical divisions of the portions of the human brain directly responsible for: Show
1. The movement and exchange of sensory information Basically, it's a picture showing which neurons on the cortex are responsible for particular movements etc. This means that, within the primary motor area, the motor homunculus is a visual representation of which region leads to specific kinds of movement. The larger the structure in the image, the more neurons are involved in its motor activity. Recommended textbook solutions
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Which of the following body parts has the largest representation in the motor homunculus?As per the motor homunculus, the back is the part of the body that possesses the largest motor units.
Which body part has the largest representation in the somatosensory cortex quizlet?The lips, face, tongue and hand have the largest representation in the primary somatosensory area. The anterior and posterior spinocerebellar tracts carry consciously perceived information critical for posture, balance and coordination of skilled movements.
Which part of the body is represented more in a homunculus?The sensory homunculus is mainly a topographic representation of body structures along the postcentral gyrus of the parietal lobe.
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