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Damage to the parietal lobe may cause alterations in:

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Final answer:

Damage to the parietal lobe can lead to problems with sensory perception, spatial processing, and language. This lobe is crucial for processing both touch sensations and proprioception, so damage can significantly impact daily functioning.

Step-by-step explanation:

Damage to the parietal lobe can cause significant alterations in a person's sensory perception and spatial processing. The parietal lobe, situated at the top of the brain, is primarily responsible for processing somatosensation, meaning the general sensations associated with the body, which include touch, pressure, pain, heat, and cold. It's also crucial for processing proprioception, which is the sense of how parts of the body are oriented in space.

The parietal lobe houses the primary somatosensory cortex, found in the postcentral gyrus, where tactile senses such as touch, tickle, and vibration are processed, along with proprioception and kinesthesia, the senses of body position and movement. Damage to this lobe can impair these functions, leading to difficulties with tasks involving spatial reasoning, such as reading and arithmetic, and can affect touch sensations. Additionally, since the neurons in the parietal lobe are involved in speech, damage here can also lead to problems with language processing.

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