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4.4: Lobes of the Brain

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    The Four Lobes

    The four lobes of the brain are the frontal, parietal, temporal, and occipital lobes (see Figure \(\PageIndex{1}\)). The frontal lobe is located in the forward part of the brain, located behind your forehead. The frontal lobe is involved in reasoning, motor control, emotion, and language. It contains the motor cortex, which is involved in planning and coordinating movement; the prefrontal cortex, which is responsible for higher-level cognitive functioning; and Broca’s area, which is essential for language production. [1]

    Definition: Parietal Lobe

    Located immediately behind the frontal lobe, and is involved in processing information from the body’s senses

    Definition: Occipital Lobe

    Located at the very back of the brain, and contains the primary visual cortex, which is responsible for interpreting incoming visual information

    Definition: Frontal Lobe

    Located in the forward part of the brain, located behind your forehead and is involved in reasoning, motor control, emotion, and language

    Definition: Broca's Area

    Located within the frontal lobe and is essential for language production

    The four lobes of the brain Temporal on bottom, Frontal lobe in front, Parietal lobe on top, Occipital lobe in back.
    Figure \(\PageIndex{1}\): The four lobes of the brain. ([2])

    The brain’s parietal lobe is located immediately behind the frontal lobe, and is involved in processing information from the body’s senses. It contains the somatosensory cortex, which is essential for processing sensory information from across the body, such as touch, temperature, and pain. [3]

    Definition: Somatosensory cortex

    Located within the parietal lobe and is essential for processing sensory information from across the body, such as touch, temperature, and pain

    The temporal lobe is located on the side of the head (temporal means “near the temples”), and is associated with hearing, memory, emotion, and some aspects of language. The auditory cortex, the main area responsible for processing auditory information, is located within the temporal lobe. Wernicke’s area, important for speech comprehension, is also located here. Whereas individuals with damage to Broca’s area have difficulty producing language, those with damage to Wernicke’s area can produce sensible language, but they are unable to understand it (see Figure \(\PageIndex{2}\)). [1]

    Definition: Wernicke's area

    Located within the temporal lobe and is important for speech comprehension

    Definition: Temporal lobe

    Located on the side of the head, and is associated with hearing, memory, emotion, and some aspects of language

    Definition: Auditory cortex

    Located within the temporal lobe and is the main area responsible for processing auditory information

    Location of Broca’s area and Wernicke’s area in the brain. Broca's area is located in the frontal lobe and Wernicke's located in the parietal lobe
    Figure \(\PageIndex{2}\):Broca’s area and Wernicke’s area in the brain.
    . ([4])

    The occipital lobe is located at the very back of the brain, and contains the primary visual cortex, which is responsible for interpreting incoming visual information.

    Attributions


    This page titled 4.4: Lobes of the Brain is shared under a CC BY 4.0 license and was authored, remixed, and/or curated by Todd LaMarr (ASCCC Open Educational Resources Initiative) .