Gross Brain Flashcards
The brain has multiple subdivisions and is composed of what 3 things?
Forebrain
Cerebellum
Brainstem
Gray matter is areas containing what?
White matter is areas containing what?
Gray matter: glial/neuronal cell bodies and dendrites
White matter: axons that may be myelinated
Layers of gray matter over other parts of the CNS are called which of the following?
A. Nuclei
B. Cortices
C. Funiculus
D. Fasciculus
Cortices
NOTE: Nuclei is a collection of cell bodies with common function
Which of the following is a collection of cell bodies with common function?
A. Nuclei
B. Cortices
C. Funiculus
D. Fasciculus
Nuclei
White matter are areas where there is a collection of axons that are often myelinated. There are multiple terms that are used to describe white matter. What are the 5 names?
Fasciculus
Funiculus
Lemniscus
Peduncle
Tract
Fast Fun Lemurs Pedal on Tracks
What is the name given to particularly deep sulci, that are the groove between gyri?
Fissures
T/F: Folding into gyri and sulci increases the total cortical area and total number of cortical neurons
True
The two hemispheres of the brain are commected by a huge fiber bundle called the ______
Corpus Callosum
Identify the following structures
The Limbic Lobe is a strip of cortex that encircles which of the following junctions?
A. Pons and Medulla
B. Diencephalon-Telencephalon
C. Frontal and Temporal
D. None of the above
Diencephalon-Telencephalon
Which of the following gyri of the frontal lobe houses the Primary Motor Cortex?
A. Superior Frontal Gyrus
B. Middle Frontal Gyrus
C. Inferior Frontal Gyrus
D. Precentral Gyrus
Precentral Gyrus
NOTE: the premotor and supplementary motor areas occupy the remainder of the precentral gyrus
In which of the following areas of the frontal lobe would the planning and initiating of movements occur? What is the name of this area?
A. Precentral gyrus and portions of frontal gyri
B. Opercular and Triangular parts of the inferior frontal gyrus
C. The rest of the frontal lobe
D. None of the above
Precentral gyrus and portions of frontal gyri
Premotor and Supplmentary Motor areas
Which of the following areas of the frontal lobe would be involved with executive functions, personality, decision making, insight, and foresight? What is the name of this area?
A. Precentral gyrus and portions of frontal gyri
B. Opercular and Triangular parts of the inferior frontal gyrus
C. The rest of the frontal lobe
D. None of the above
The rest of the frontal lobe
Prefrontal Cortex
Which of the following areas of the frontal lobe would be involved with motor aspects of written and spoken language? What is the name of this area?
A. Precentral gyrus and portions of frontal gyri
B. Opercular and Triangular parts of the inferior frontal gyrus
C. The rest of the frontal lobe
D. Orbital and Triangular parts of the inferior frontal gyrus
Opercular and Triangular parts of the inferior frontal gyrus
Broca’s Area
Which of the following portions of the Parietal Lobe controls processing of tactile and proprioceptive information, as well as sensory localization? What is the name of this area/cortex?
A. Superior Parietal Lobules
B. Postcentral Gyrus
C. Inferior Parietal Lobules
D. Remainder of parietal cortex
Postcentral Gyrus
Primary Somatosensory Cortex
Which of the following portions of the Parietal Lobe is involved with language comprehension?
A. Superior Parietal Lobules
B. Postcentral Gyrus
C. Inferior Parietal Lobules
D. Remainder of parietal cortex
Inferior Parietal Lobules
Which of the following portions of the Parietal Lobe has aspects in spatial orientation and directing attention?
A. Superior Parietal Lobules
B. Postcentral Gyrus
C. Inferior Parietal Lobules
D. Remainder of parietal cortex
Remainder of Parietal Cortex
Which of the following lobes is associated with auditory areas?
A. Frontal
B. Temporal
C. Parietal
D. Limbic
E. Occipital
Temporal
THe inferior surface of the temporal lobe is made up of the broad _____________
A. Occipitoparietal fusiform gyrus
B. Occipitofrontal fusiform gyrus
C. Occipitotemporal fusiform gyrus
D. Temporfrontal fusiform gyrus
Occipitotemporal fusiform gyrus
Which of the following sulci seperates the occipitotemporal (fusiform) gyrus from the lingual gyrus of the Temporal Lobe?
A. Cingulate Sulcus
B. Collateral Sulcus
C. Lateral Sulcus
D. Inferior Temporal Sulcus
Collateral Sulcus
Which of the following areas of the Temporal Lobe is associated with the Primary Auditory Cortex?
A. Superior Surface continuing as a small area of the Superior Temporal Gyrus
B. Posterior portion of the Superior Temporal Gyrus
C. Inferior Surface of the Temporal Lobe
D. Most medial portiion of the Temporal Lobe
Superior Surface continuing as a small area of the Superior Temporal Gyrus
Which of the following areas of the Temporal Lobe is involved with high-order processing of visual information?
A. Superior Surface continuing as a small area of the Superior Temporal Gyrus
B. Posterior portion of the Superior Temporal Gyrus
C. Inferior Surface of the Temporal Lobe
D. Most medial portiion of the Temporal Lobe
Inferior Surface of the Temporal Lobe
Which of the following areas of the Temporal Lobe is involved important in the comprehension of language? What is the name of this area?
A. Superior Surface continuing as a small area of the Superior Temporal Gyrus
B. Posterior portion of the Superior Temporal Gyrus
C. Inferior Surface of the Temporal Lobe
D. Most medial portiion of the Temporal Lobe
Posterior portion of the Superior Temporal Gyrus
Wernicke’s Area
Which of the following areas of the Temporal Lobe is involved in learning and memory?
A. Superior Surface continuing as a small area of the Superior Temporal Gyrus
B. Posterior portion of the Superior Temporal Gyrus
C. Inferior Surface of the Temporal Lobe
D. Most medial portiion of the Temporal Lobe
Most medial portiion of the Temporal Lobe
T/F: The Temporal Lobe includes portions of the supramarginal and angular gyri
True
The Limbic Structures are mostly composed of what two gyri?
A. Lingual and Parahippocampal
B. Occipitotemporal and Parahippocampal
C. Cingulate and Parahippocampal
D. Collateral and Parahippocampal
Cingulate and Parahippocampal
Which of the following correctly describes the uncus, as it is part of the limbic structure?
A. The medial bump formed on the posterior end of parahippocampal gyrus hooked back on itself
B. The medial bump formed on the anterior end of parahippocampal gyrus hooked back on itself
C. The lateral bump formed on the anterior end of the parahippocampal gyrus hooked back on itself
D. The lateral bump formed on the posterior end of parahippocampal gyrus hooked back on itself
The medial bump formed on the anterior end of parahippocampal gyrus hooked back on itself
Which of the following is the Limbic lobe important for?
A. Memory and learning
B. Smooth movements and coordination
C. Emotional responses, drive-related behavior, and memory
D. Memory, spatial awarness, tactile
Emotional responses, drive-related behavior, and memory
Below are the 4 major structures that are associated with the Limbic Lobe, as highlighted by Dr. Dennis. Which of the following is closely related to fear and emotion?
A. Uncus
B. Parahippocampal Gyrus
C. Hippocampus
D. Amygdala
Amygdala
What’s the name of the structure that lies buried beneath the LAteral Sulcus, concelead by portions of the Frontal, Parietal, and Temporal Lobes?
Insula
Which of the following locations in the Occipital Lobe houses the Primary Visual Cortex?
A. Lateral Surface
B. Wall of the Calcarine Sulcus
C. Walls of the Parietoccipital Sulcus
D. None of the above
Wall of the Calcarine Sulcus
The remainder of the occipital lobe that does not include the primary visual cortex, lateral occipital gyri, or cuneus is considered the visual assocaition cortex. What is this cortex involved with?
High order processing of visual information