Neuroanatomy Lec 1: Cerebrum Anatomy Structure/Locations

What is the area in blue?

Frontal Lobe

What is the area in Red?

Parietal Lobe

What is the area in green?

Temporal Lobe

What is the area in purple?

Occipital Lobe

What cerebral fissure/sulcus does #1 represent?

Median Longitudinal Fissure

What cerebral fissure/sulcus does #2 represent?

Central Sulcus

What cerebral fissure/sulcus does #3 represent?

Pre-central Sulcus

What cerebral fissure/sulcus does #4 represent?

Post-Central Sulcus

What cerebral fissure/sulcus does #5 represent?

Lateral Sulcus (fissure Sylvius)

What cerebral fissure/sulcus does #6 represent?

Superior Temporal Sulcus

What cerebral fissure/sulcus does #7 represent?

Inferior Temporal Sulcus

What cerebral fissure/sulcus does #8 represent?

Superior Frontal Sulcus

What cerebral fissure/sulcus does #9 represent?

Inferior Frontal Sulcus

What cerebral fissure/sulcus does #10 represent?

Parieto-occipital sulcus

What cerebral fissure/sulcus does #11 represent?

Calcarine Fissure/Sulcus

What cerebral fissure/sulcus does #12 represent?

Cingulate Sulcus (located under central sulcus)

What gyrus does #1 represent?

Pre-central gyrus

What gyrus does #2 represent?

Post central gyrus

What gyrus does #3 represent?

Superior Temporal Gyrus

What gyrus does #4 represent?

Middle Temporal Gyrus

What gyrus does #5 represent?

Inferior Temporal Gyrus

What gyrus does #6 represent?

Superior Frontal Gyrus

What gyrus does #7 represent?

Middle Frontal Gyrus

What gyrus does #8 represent?

Inferior Frontal Gyrus

What gyrus does #9 represent?

Cingulate Gyrus

What gyrus does #10 represent?

Parahippocampal gyrus

What gyrus does #11 represent?

Cuneus

What gyrus does #12 represent?

Lingual Gyrus

What structure is associated with Brodmann’s #8? What lobe is this in?

Frontal Eye Field. Frontal Lobe

What structure is associated with Brodmann’s #6? What lobe is this in?

Premotor Cortex. Frontal Lobe

What structure is associated with Brodmann’s #4? What lobe is this in?

Primary Motor Cortex. Frontal Lobe

What structure is associated with Brodmann’s #44,45? What lobe is this in?

Broca’s Motor Speech Cortex. Frontal Lobe

What structure is associated with Brodmann’s #3,1, 2? What lobe is this in?

Primary Somatosensory Cortex. Parietal Lobe

What structure is associated with Brodmann’s #5,7? What lobe is this in?

Secondary Somatosensory Cortex. Parietal Lobe

What structure is associated with Brodmann’s #41? What lobe is this in?

Primary Auditory Cortex. Temporal Lobe

What structure is associated with Brodmann’s #42? What lobe is this in?

Secondary Auditory Cortex. Temporal Lobe

What structure is associated with Brodmann’s #34? What lobe is this in?

Primary Olfactory Cortex. Temporal Lobe

What structure is associated with Brodmann’s #28? What lobe is this in?

Secondary Olfactory Cortex. Temporal Lobe

What structure is associated with Brodmann’s #22? What lobe is this in?

Wernicke’s Area. Temporal Lobe

What structure is associated with Brodmann’s #17? What lobe is this in?

Primary Visual Cortex. Occipital Lobe

What structure is associated with Brodmann’s #18,19? What lobe is this in?

Secondary Visual Cortex. Occipital Lobe

What Midsagittal CNS structure is #1?

Corpus Callosum

What Midsagittal CNS structure is #2?

Fornix

What Midsagittal CNS structure is #3?

Anterior Commissure

What Midsagittal CNS structure is #4?

Optic Chiasma

What Midsagittal CNS structure is #5?

Pituitary Gland

What Midsagittal CNS structure is #6?

Mammillary Gland

What Midsagittal CNS structure is #7?

Thalamus

What Midsagittal CNS structure is #8?

Hypothalamic Area

What Midsagittal CNS structure is #9?

3rd Ventricle space

What Midsagittal CNS structure is #10?

4th Ventricle space

What midsagittal brain stem structure is A?

Midbrain

What midsagittal brain stem structure is B?

Pons

What Midsagittal brain stem structure is C?

Medulla

What Midbrain structure does A represent?

Cerebral Peduncle/Crus Cerebri (anterior portion of midbrain)

What Midbrain structure does B represent?

Basis Pedunculi

What Midbrain structure does C represent?

Pyramidal Tract

What Pons structure does A represent?

Tegmentum

What Pons structure does B represent?

Basilar Portion

What Pons structure does C represent?

Pyramidal Tract

What Medulla structure does B represent?

Pyramidal Decussation

What Medulla structure does A represent?

Pyramidal Tract

What grey matter structure does the blue shaded region represent?

Cortex

What gray matter structure does the red shaded region represent?

Globus Pallidus

What gray matter structure does the green shaded region represent?

Putamen

What Grey matter structure does the purple shaded region represent?

Thalamus

What white matter fiber, does the red line represent? (in the same hemisphere)

Association Fibers

What White Matter Fiber, does the blue line represent? (to the other hemisphere)

Commissural Fibers

What White Matter fiber, does the purple line represent? (to subcortical neuronal gray matter)

Projection Fibers

The white matter region highlighted in Blue is called what?

Internal Capsule

In the Internal Capsule, A represents what structure?

Anterior Limb

In the Internal Capsule, B represents what structure?

Genu

In the Internal Capsule, what does C represent?

Posterior Limb

What is the function of the Limbic System?

Drive and Motivation

What does the HOME acronym in the Limbic System stand for?

H: Homeostatic functions: Autonomic and Neuroendocrine

O: Olfaction: Smell association and memory

M: Memory: Formation and Storage

E: Emotion and drives: sensation of emotion and with visceral responses accompanying them (Ex. Fear)