S3_L1: Cerebrum Flashcards
The following are functions of the cerebrum, EXCEPT:
A. fine control movements
B. learning
C. emotions
D. reasoning
E. None of the above
E. None of the above
(1)_______ is also known as the dura mater. (2)_______ is composed of the arachnoid and pia mater.
- Pachymeninx
- Leptomeninx
Enumerate the Layers of the Cerebral Cortex from superficial to deep.
- Molecular Layer (Plexiform Layer)
- External Granular Layer
- External Pyramidal Layer
- Internal Granular Layer
- Ganglionic Layer (Internal Pyramidal Layer)
- Multiform Layer (Layer of Polymorphic Cells)
NOTE: Layer 1&6 → molecular vs multiform. External comes first as it is more superficial. Granular comes first before pyramidal as it is alphabetical
Match the following layers of the cerebral cortex to its corresponding description.
- Contains great pyramidal cells of Betz
- Cells of Martinotti are conspicuous in this layer
- Consists of closely packed stellate cells with the External Band of Baillarger
A. Molecular Layer
B. External Granular Layer
C. External Pyramidal Layer
D. Internal Granular Layer
E. Ganglionic Layer
F. Multiform Layer
- E
- F
- D
Match the following layers of the cerebral cortex to its corresponding description.
- Contains fusiform cells and modified pyramidal cells
- Has large number of small pyramidal cells and stellate cells
- Consists of fibers derived from apical dendrites of the pyramidal cells, fusiform cells, axons of the stellate cells, and cells of Martinotti
A. Molecular Layer
B. External Granular Layer
C. External Pyramidal Layer
D. Internal Granular Layer
E. Ganglionic Layer
F. Multiform Layer
- F
- B
- A
Match the following layers of the cerebral cortex to its corresponding description.
- Most superficial layer
- Where a large number of synapses between different neurons occur
- Consists of pyramidal cells, whose cell bodies increase from the superficial to the deeper border of the layer
A. Molecular Layer
B. External Granular Layer
C. External Pyramidal Layer
D. Internal Granular Layer
E. Ganglionic Layer
F. Multiform Layer
- A
- A
- C
TRUE OR FALSE: Layer II contains medium to large sized pyramidal cells scattered among stellate and cells of Martinotti
False
NOTE: This is found on Layer V
TRUE OR FALSE: Sulci are deep grooves. Fissures are shallow furrows.
A. Both statements are true
B. Both statements are false
C. Only the 1st statement is true
D. Only the 2nd statement is true
B. Both statements are false
What are the 2 fissures found in the cerebrum?
- Longitudinal fissure
- Lateral sylvian fissure
Enumerate the 3 sulcus found in the cerebrum.
- Central sulcus of Rolando
- Parieto-occipital sulcus
- Calcarine sulcus
Match the following fissures or sulci to its description.
Deep cleft dividing the frontal, parietal and temporal lobe
A. Central sulcus of Rolando
B. Parieto-occipital sulcus
C. Calcarine sulcus
D. Lateral sylvian fissure
E. Longitudinal fissure
D. Lateral sylvian fissure
NOTE: it divides BOTH frontal and parietal from temporal lobe
Match the following fissures or sulci to its description.
Separates parietal and frontal lobe
A. Central sulcus of Rolando
B. Parieto-occipital sulcus
C. Calcarine sulcus
D. Lateral sylvian fissure
E. Longitudinal fissure
A. Central sulcus of Rolando
Match the following fissures or sulci to its description.
Divides two occipital lobes
A. Central sulcus of Rolando
B. Parieto-occipital sulcus
C. Calcarine sulcus
D. Lateral sylvian fissure
E. Longitudinal fissure
C. Calcarine sulcus
Match the following fissures or
sulci to its description.
Divides right and left cerebral hemispheres
A. Central sulcus of Rolando
B. Parieto-occipital sulcus
C. Calcarine sulcus
D. Lateral sylvian fissure
E. Longitudinal fissure
E. Longitudinal fissure
Match the following fissures or sulci to its description.
Divides parietal and occipital lobe
A. Central sulcus of Rolando
B. Parieto-occipital sulcus
C. Calcarine sulcus
D. Lateral sylvian fissure
E. Longitudinal fissure
B. Parieto-occipital sulcus
TRUE OR FALSE: The prefrontal cortex is the last Brodmann Area to myelinate. It is also known as the seat of intelligence.
A. Both statements are true
B. Both statements are false
C. Only the 1st statement is true
D. Only the 2nd statement is true
A. Both statements are true
TRUE OR FALSE: A person’s IQ will be affected if prefrontal cortex is damaged.
False
For every primary area, there must be a secondary or association area to (1)_______
and (2)_______ whatever it is involved in.
- recognize
- analyze
Determine where are the Brodmann Areas found in.
- Frontal eye fields
- Somesthetic association area
- Island of Reil
A. Frontal lobe
B. Parietal lobe
C. Temporal lobe
D. Occipital lobe
E. Under Lateral Sulcus
- A
- B
- E
Determine where are the Brodmann Areas found in.
- Visual association area
- Visual inferotemporal area
- Primary auditory area
A. Frontal lobe
B. Parietal lobe
C. Temporal lobe
D. Occipital lobe
E. Under Lateral Sulcus
- D
- C
3.C
Determine where are the Brodmann Areas found in.
- Angular & supramarginal gyrus
- Broca’s area
- Primary visual area
A. Frontal lobe
B. Parietal lobe
C. Temporal lobe
D. Occipital lobe
E. Under Lateral Sulcus
- B
- A
- D
Determine where are the Brodmann Areas found in.
- Parietal-temporal-occipital association cortex
- Primary Gustatory Area
- Primary somesthetic area
A. Frontal lobe
B. Parietal lobe
C. Temporal lobe
D. Occipital lobe
E. Under Lateral Sulcus
- C
- B
- B
Determine where are the Brodmann Areas found in.
- Wernicke’s speech area
- Premotor cortex
- Primary motor cortex
A. Frontal lobe
B. Parietal lobe
C. Temporal lobe
D. Occipital lobe
E. Under Lateral Sulcus
- C
- A
- A
In which lobe is the Primary olfactory cortex found in?
Temporal Lobe
In which lobe is the Auditory association cortex found in?
Temporal lobe
Primary auditory area is also known as (1)______ or (2)_______
- Acoustic Area
- Heschl Gyrus
Primary olfactory cortex is also known as (1)_______ or (2)______
- Limbic association cortex
- Lateral Olfactory Area
Island of Reil is also known as _____
Insular Cortex
Determine the Brodmann Area’s of the frontal lobe.
- BA 8
- BA 9-12
- BA 4
- BA 44, 45
- BA 6 & other parts of area 8, 44, 45
A. Primary motor cortex
B. Premotor cortex
C. Frontal eye fields
D. Prefrontal cortex
E. Broca’s area
- C
- D
- A
- E
- B
Determine the Brodmann Area’s of the parietal lobe.
- BA 43
- BA 5,7
- BA 3,1,2
- BA 39,40
A. Primary somesthetic area
B. Somesthetic association area
C. Angular & supramarginal gyrus
D. Primary Gustatory Area
- D
- B
- A
- C
Determine the Brodmann Area’s of the temporal lobe.
- BA 37
- BA 41,42
- BA 22
A. Primary auditory area
B. Auditory association cortex
C. Parietal-temporal-occipital association cortex
D. Primary olfactory cortex
- C
- A
- B
Determine the Brodmann Area’s of the temporal lobe.
- BA 28,34
- BA 20,21
- BA 22,24
A. Auditory association cortex
B. Visual inferotemporal area
C. Limbic association cortex
D. Wernicke’s speech area
- C
- B
- D
Determine the Brodmann Area’s of the occipital lobe and under the lateral sulcus.
- BA 17
- BA 18,19
- BA 13, 16
A. Visual association area
B. Insular Cortex
C. Striate Area
- C
- A
- B
NOTE: Striate Area is also known as Primary Visual Area
Determine which Brodmann Area NUMBER is being described by the function below.
Produces (B) movements on extraocular, upper facial muscles, tongue, mandible, larynx, and pharynx.
BA 4
NOTE: This is the Primary motor cortex.
Determine which Brodmann Area NUMBER is being described by the function below.
Saccadic eye movements.
BA 8
NOTE: This is the Frontal eye fields
Determine which Brodmann Area NUMBER is being described by the function below.
Comprehension of spoken sound
BA 22,24
NOTE: This is Wernicke’s speech area
Determine which Brodmann Area NUMBER is being described by the function below.
Store programs of coordinated motor activity assembled as a result of past experiences.
6 & other parts of area 8, 44, 45
NOTE: This is the Premotor cortex.
Determine which Brodmann Area NUMBER is being described by the function below.
Recognize the size and shape of objects and relate these to past sensory experiences.
BA 5,7
NOTE: This is the Somesthetic association area
Determine which Brodmann Area NAME is being described by the function below.
Hearing & Perception of sounds
Primary auditory area / Heschl Gyrus / Acoustic Area
Determine which Brodmann Area NAME is being described by the function below.
Smell, emotions, personality
Primary olfactory cortex / Lateral Olfactory Area / Limbic association cortex
Determine which Brodmann Area NAME is being described by the function below.
Analyze & recognize visual stimuli
Visual association area
Determine which Brodmann Area NAME is being described by the function below.
Forms vision
Visual inferotemporal area
Determine which Brodmann Area NUMBER is being described by the function below.
Thought, cognition, working memory, movement planning
A. BA 4
B. BA 9-12
C. BA 39,40
B. BA 9-12
Prefrontal Cortex
Determine which Brodmann Area NUMBER is being described by the function below.
Formation of words and coherent speech
A. BA 22,24
B. BA 43
C. BA 44,45
C. BA 44,45
Broca’s area
Determine which Brodmann Area NUMBER is being described by the function below.
Receive projection fibers from the ventral posterior lateral and ventral posterior medial nuclei of the thalamus for somatic senses from the contralateral side of the body
A. BA 3,1,2
B. BA 5,7
C. BA 4
A. BA 3,1,2
Determine which Brodmann Area NAME is being described by the function below.
Perception, vision, reading, speech
A. Angular gyrus
B. Supramarginal gyrus
C. Parietal-temporal-occipital association cortex
D. All of the Above
E. None of the above
D. All of the Above
Determine which Brodmann Area NAME is being described by the function below.
Awareness of vision
A. Striate Area
B. Visual association area
C. Primary somesthetic area
D. Middle temporal visual area
E. None of the above
A. Striate Area
Determine which Brodmann Area NAME is being described by the function below.
Planning or coordinator of articulatory movements useful in speech
A. Broca’s area
B. Wernicke’s speech area
C. Insular Cortex
D. Acoustic Area
E. None of the above
C. Insular Cortex
Match the following BA to its function.
- Makeup of the individual’s personality
- Interpretation of sounds
- Responsible for sensory processing, deciding making and motor control
A. Striate Area
B. Heschl Gyrus
C. Auditory association cortex
D. Prefrontal cortex
E. Island of Reil
- D
- C
- E
Match the following BA to its function.
- Takes place in a person’s arousal
- Regulator of the person’s depth of feeling
- Discerns the intensity, shape, size, and location of objects
A. Striate Area
B. Heschl Gyrus
C. Auditory association cortex
D. Prefrontal cortex
E. Island of Reil
- E
- D
- A
Match the following BA to its function.
- Controls voluntary movement of eye
- Produces isolated movements on the opposite side of the body
- Involved in coarse postural movements
A. BA 3,1,2
B. BA 4
C. BA 9-12
D. BA 8
E. 6 & other parts of area 8, 44, 45
- D
- B
- E
Match the following BA to its function.
- Receive and integrate different sensory modalities
- Taste Sensation
- Has an influence in determining the initiative and judgments of an individual
A. BA 9-12
B. BA 39,40
C. BA 43
D. BA 3,1,2
E. BA 5,7
- E
- C
- A
Which Brodmann area analyze and recognize sounds?
Secondary auditory area / Auditory association cortex / BA 22
This is also known as the Non-Fluent Aphasia or Expressive Aphasia.
Broca’s Aphasia
TRUE OR FALSE: Broca’s Aphasia is a Motor Aphasia
True
This condition arises from affectation of BA 39,40.
Gerstmann Syndrome
What are the tetrad of manifestations in Gerstmann Syndrome?
- Agnosia
- Acalculia
- Agraphia without alexia
ADDED: Right-to-left confusion
Define Agnosia.
inability to name, move, or touch specific fingers identified by the examiner; inability to count using the fingers
Define Acalculia
loss of the ability to perform simple arithmetic calculations
Define Agraphia without alexia
Cannot write spontaneously, but can read and copy
This is also known as Receptive or Sensory Aphasia.
Wernicke’s Aphasia
This is a condition where a person cannot recognize through face and needs a certain sign or “palatandaan”
Prosopagnosia
This is a condition where a person can see the color but does not know or distinguish it as a color
Color agnosia
This is a condition where a person sees and knows the color but has wrong identification
Color blindness
Color agnosia and color blindness are resultant conditions of lesions to what lobe?
Occipital Lobe
Match the location of the following Brodmann’s Areas
- Primary motor cortex
- Somesthetic association area
- Primary olfactory cortex
A. Precentral gyrus
B. Postcentral gyrus
C. Superior parietal lobule
D. Inferior frontal gyrus
E. Parahippocampal gyrus
- A
- C
- E
Match the location of the following Brodmann’s Areas
- Broca’s area
- Primary somesthetic area
- Premotor cortex
A. Precentral gyrus
B. Postcentral gyrus
C. Superior parietal lobule
D. Inferior frontal gyrus
E. Parahippocampal gyrus
- D
- B
- A
Match the location of the following Brodmann’s Areas
- Primary visual area
- Visual association area
- Prefrontal cortex
A. Banks of calcarine fissure
B. Superior, middle, and inferior frontal gyri, orbital gyri, most of medial frontal gyrus, anterior half of cingulate gyrus
C. Medial and lateral occipital gyri
D. Inferior parietal lobule in the angular gyrus and supramarginal gyrus
E. None
- A
- C
- B
Match the location of the following Brodmann’s Areas
- Primary Gustatory Area
- Frontal eye fields
- Primary auditory area
A. Banks of calcarine fissure
B. Insular cortex, frontoparietal operculum
C. Medial and lateral occipital gyri
D. Heschl’s gyrus and superior temporal gyrus
E. Superior, middle frontal gyri, medial frontal lobe
- B
- E
- D
Match the location of the following Brodmann’s Areas
- Auditory association cortex
- Wernicke’s speech area
- Island of Reil
A. Banks of calcarine fissure
B. Insula
C. Medial and lateral occipital gyri
D. Superior temporal gyrus
E. Lateral sulcus and superior temporal gyrus
- E
- D
- B
TRUE OR FALSE: A mental status assessment must be conducted in a room without many external distractions. Having a family or guardian in the room may also help with patient assurance and accuracy of assessment.
A. Both statements are true
B. Both statements are false
C. Only the 1st statement is true
D. Only the 2nd statement is true
A. Both statements are true
What are assessed during a mental status assessment?
- Level of Consciousness
- Orientation
- Memory
- Attention and Concentration Span
- Others
The ability to focus or concentrate over time on one task or activity
A. Level of Consciousness
B. Orientation
C. Memory
D. Attention & Concentration Span
E. Others
D. Attention & Concentration Span
This is the awareness of personal identity, place, and time
A. Level of Consciousness
B. Orientation
C. Memory
D. Attention & Concentration Span
E. Others
B. Orientation
The process of registering or recording information, tested by asking for immediate repetition of material, followed by storage or
retention of information.
A. Level of Consciousness
B. Orientation
C. Memory
D. Attention & Concentration Span
E. Others
C. Memory
Match the levels of consciousness.
- Appears drowsy, able to answer question but would fall asleep after
- Remains unaroused and sleeping, no response to stimuli
- Only after the pain would the patient wake up, and responses are slow to absent and unresponsive
- Opens the eyes and looks at you, but responds slowly and is somewhat confused
- Speak in normal tone, pt would open the eyes, look at you, and respond fully & appropriately
A. Alert
B. Lethargic
C. Obtunded
D. Stupor
E. Coma
- B
- E
- D
- C
- A
TRUE OR FALSE: Orientation requires both memory and attention
True
Determine the kinds of memory.
- events of day
- patient identifies a set of 4-5 objects
- birthdays, anniversaries, schools, jobs, historical events
- give 4 words then repeat after 5-10 minutes
A. Remote memory
B. Recent memory
C. New memory
D. Visual memory
- B
- D
- A
- C
TRUE OR FALSE: An inattentive or distractible person with impaired consciousness has difficulty giving a history or responding to questions
True
When testing for Stereognosis, the PT should only use _______ objects
familiar/ common
The ________ is the only organ that has direct connection to the brain
Heart
Best indicator of stroke is ______
Hypertension (Htn)
80% of the brain is supplied anteriorly by the (1)______ and 20% posteriorly by the (2)______
- Internal Carotid Artery
- Vertebral Artery
These are the unpaired arteries in the circle of Willis.
- Anterior Communicating Artery
- Basilar Artery
The following are the importance of the Circle of Willis.
- Allows for proper blood flow from the ______ to both the front and back hemispheres of the brain.
- Serves as a sort of _______ when it comes to blood flow.
- arteries
- safety mechanism
Determine the artery.
Supplies medial and superior parts of frontal lobe and anterior parietal lobe
A. Anterior Communicating Arter
B. Posterior Communicating Artery
C. Both
D. Neither
C. Both
Determine the artery.
Supplies oxygenated blood through most midline portions of frontal lobe and superior parietal lobe
A. Anterior Cerebral Arteries
B. Anterior Communicating Arter
C. Posterior Communicating Artery
D. Posterior Cerebral Artery
E. Internal Carotid Artery
F. Basilar Artery
A. Anterior Cerebral Arteries
Determine the artery.
Not really a part of Circle of Willis, but directly supplies brainstem and cerebellum
A. Anterior Cerebral Arteries
B. Anterior Communicating Arter
C. Posterior Communicating Artery
D. Posterior Cerebral Artery
E. Internal Carotid Artery
F. Basilar Artery
F. Basilar Artery
Determine the artery.
Provides blood to the occipital and temporal lobes, midbrain, thalamus, and choroid plexus.
A. Anterior Cerebral Arteries
B. Anterior Communicating Arter
C. Posterior Communicating Artery
D. Posterior Cerebral Artery
E. Internal Carotid Artery
F. Basilar Artery
D. Posterior Cerebral Artery
Determine the artery.
Originates in the midline of the pontomedullary junction from the union of the vertebral arteries
A. Anterior Cerebral Arteries
B. Anterior Communicating Arter
C. Posterior Communicating Artery
D. Posterior Cerebral Artery
E. Internal Carotid Artery
F. Basilar Artery
F. Basilar Artery
Determine the artery.
Serves as main conduit for blood flow through the posterior circulation
A. Anterior Cerebral Arteries
B. Anterior Communicating Arter
C. Posterior Communicating Artery
D. Posterior Cerebral Artery
E. Internal Carotid Artery
F. Basilar Artery
F. Basilar Artery
Determine the artery.
Supplies parts of the brain for logical thought, personality, voluntary movement of the lower extremities
A. Anterior Cerebral Arteries
B. Anterior Communicating Arter
C. Posterior Communicating Artery
D. Posterior Cerebral Artery
E. Internal Carotid Artery
F. Basilar Artery
A. Anterior Cerebral Arteries
Determine the artery.
Provides distal blood flow to thalamus and medial temporal and parietal lobes
A. Anterior Cerebral Arteries
B. Anterior Communicating Arter
C. Posterior Communicating Artery
D. Posterior Cerebral Artery
E. Internal Carotid Artery
F. Basilar Artery
F. Basilar Artery
Determine the artery.
Acts as an anastomosis between the left and right anterior cerebral circulation
A. Anterior Communicating Arter
B. Posterior Communicating Artery
C. Both
D. Neither
C. Both
Determine the artery.
Part of anterior circulation that supplies forebrain
A. Anterior Cerebral Arteries
B. Anterior Communicating Arter
C. Posterior Communicating Artery
D. Posterior Cerebral Artery
E. Internal Carotid Artery
F. Basilar Artery
E. Internal Carotid Artery
Determine the artery.
Sometimes it also originates from the ipsilateral internal carotid artery
A. Anterior Cerebral Arteries
B. Anterior Communicating Arter
C. Posterior Communicating Artery
D. Posterior Cerebral Artery
E. Internal Carotid Artery
F. Basilar Artery
D. Posterior Cerebral Artery
What type of white matter fiber is the corpus callosum?
commissural fiber
Neuroanatomic location of Broca’s area is:
Inferior frontal gyrus
What neuroanatomic location corresponds to the Brodmann Area 22 (Wernicke’s Area):
Superior temporal gyrus
Heschl’s gyrus is also known as
BA 41,42
The Broca’s Area is connected to the Wernicke’s Area by the?
Arcuate Fasciculus
Which lobe is affected in Gertsmann Syndrome
Parietal Lobe