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Neuroanatomy
Cerebral Cortex (wk.7)
Question | Answer |
---|---|
What are the 4 lobes of the cerebrum? | Frontal, Temporal, Parietal, Occipital |
The _____ sulcus separates the frontal and parietal lobes. | Central |
Each cerebral hemisphere primarily controls/receives information from the (Ipsilateral/ Contralateral) body. | Contralateral |
True/False: The 2 hemispheres are functionally identical. | False |
________ Areas are 52 cortical divisions presenting with different histological layouts. | Broadmann's |
The precentral gyrus of the Frontal lobe is the primary ________ cortex | Motor |
_________ is the representation of the cortical areas dedicated to processing information from a particular part of the body. | Homunculus |
The motor homunculus refers to the ______ gyrus. | Precentral |
What lobe consists of the superior, middle, and inferior frontal gyri, and precentral gyrus on the lateral, and gyrus rectus and orbital gyri (prefrontal cortex) on the inferior surface? | Frontal |
The _____ cortex is concerned with motor integration, planning, and judgement. | Prefrontal |
When this area is lesioned it results in expressive aphasia characterized by non-fluent speech, impaired repetition, but mostly preserved language comprehension. | Broca's area |
In the frontal lobe, this area is found in the posterior portion of the inferior frontal gyrus. | Broca's area |
This lobe consists of the superior, middle, and inferior temporal gyri on the lateral surface, and the parahippocampal gyrus, and medial and lateral occipitotemporal gyri on the inferior surface. | Temporal |
The transverse temporal gyri of Heschl are the primary _____ cortex. | Auditory |
The insula is concerned with ________ integration and _______. | Auditory integration, taste |
The ____________ gyri are the visual association areas concerned with the perception of contrast color and shape. | Occipitotemporal |
Lesion of the Occipitotemporal gyri results in agnosia (i.e. prosopagnosia) which is where one can't recognize what? | Faces |
Hearing, taste, and visual associations primarily belong to which lobe? | Temporal |
Motor function primarily belongs to which lobe? | Frontal |
This lobe consists of the precuneus on the medial surface, and the postcentral gyrus, the superior and inferior parietal lobules on the lateral surface. | Parietal |
The postcentral gyrus is the primary ______ cortex. | Somatosensory |
The sensory homunculus refers to the ________ gyrus. | Postcentral |
Sensory information primarily belongs to which lobe? | Parietal |
The ______ _______ _______ areas receive visual, auditory, and limbic inputs concerning 3 dimensional perception. | Posterior parietal association |
Lesions of the posterior parietal association areas results in what? | inability to recognize 3D objects through touch, personal neglect syndrome, and spatial neglect syndrome |
______ area is in the posterior portion of the superior temporal gyrus and with the adjoining supramarginal and angular gyrus on the dominant hemisphere and are concerned with language comprehension. | Wernicke's |
Lesions of this area results in receptive aphasia characterized by fluent speech with impaired repetition and comprehension. | Wernicke's |
Vision primarily belongs to which lobe? | Occipital |
This lobe consists of the cuneus and lingual gyri. | Occipital |
The Occipital lobe contains the primary and association ______ cortices. | Visual |
Lesions of this lobe lobe result in contralateral homonyms hemianopsia with sparing of the macula. | Occipital |