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Other Cross-Sections |
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Coronal Cross-Sections
Slide #1 |
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1- Cingulate Gyrus 2- Corpus Callosum 3- Lateral Ventricle |
4- Caudate (Body) 5- Putamen 6- Globus Pallidus |
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Sample slide questions: 1) What is the Brodmann area designation for #1? |
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Coronal Cross-Sections
Slide #2 |
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1- Internal Capsule 2- External Capsule 3- Putamen 4- Globus Pallidus-Lateral |
5- Globus Pallidus- Medial 6- Anterior Commissure 7- Fornix 8-Thalamus |
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Sample slide questions: 1) Name one structure of origin of the fibers passing through #7. |
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Coronal Cross-Sections
Slide #3 |
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1- Cingulate Gyrus 2- Corpus Callosum 3- Lateral Ventricle 4- Caudate (Body) 5- Internal Capsule 6- Putamen |
7- Globus Pallidus -Lateral 8- Globus Pallidus -Medial 9- Amygdala 10- Hypothalamus 11- Thalamus 12- Septum Pellucidum |
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Sample slide questions: 1) Damage to #9 will produce what clinical symptoms? |
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Coronal Cross-Sections
Slide #4 |
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1- Third Ventricle 2- Thalamus 3- Internal Capsule 4- Putamen |
5- Globus Pallidus- Lateral 6- Globus Pallidus- Medial 7- Anterior Commissure 8- Fornix |
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Sample slide questions: 1) What is the function of #7? |
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Coronal Cross-Sections
Slide #5 |
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1- Cingulate Gyrus 2- Corpus Callosum 3- Septum Pellucidum 4- Lateral Ventricle 5- Caudate (Body) 6- Thalamus |
7-Internal Capsule 8- Putamen 9- Globus Pallidus - Lateral 10- Globus Pallidus -Medial 11- Hypothalamus 12- Massa Intermedia 13-Subthalamic nucleus |
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Sample slide question: 1) Damage to #13 will result in what behavior?
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Coronal Cross-Sections
Slide #6 |
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1- Thalamus 2- Internal Capsule 3- Putamen 4- Anterior Commissure |
5- Optic Tract 6- Hypothalamus 7- Fornix 8- Third Ventricle |
Sample slide questions: 1) Name three hormones produced by neurons in #6. What is the function
of each hormone? |
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Coronal Cross-Sections
Slide #7 |
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1- Cingulate Gyrus 2- Corpus Callosum 3- Caudate (Body) 4- Thalamus 5- Hippocampus |
6- Superior Colliculus 7- Inferior Colliculus 8- Lateral Lemniscus 9- Superior Cerebellar Peduncle |
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Sample slide questions: 1) What type of information is processed in #7? |
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Coronal Cross-Sections
Slide #8 |
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1- Corpus Callosum 2- Thalamus 3- Superior Colliculus 4- Inferior Colliculus 5- Lateral Lemniscus |
6- Middle Cerebellar Peduncle 7- Superior Cerebellar Peduncle 8- Periaqueductal Gray 9- Cerebral Aqueduct |
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Sample slide questions: 1) What are the destinations for the fibers in #7?
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Coronal Cross-Sections
Slide #9 |
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1- Corpus Callosum 2- Lateral Lemniscus 3- Middle Cerebellar Peduncle 4- Superior Cerebellar Peduncle |
5- Periaqueductal Gray 6- Inferior Colliculus 7- Superior Colliculus 8- Cerebral Aqueduct |
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Sample slide questions: 1) Name one function of #5. |
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#10--Horizonal view of hypothalamus |
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| Horizontal section through the hypothalamus (outlined in yellow). The anterior commissure is prominent as a band of fibers crossing just rostral to the hypothalamus and the fornices have been sectioned immediately posterior to the anterior commissure, as their columns head for the mammillary bodies. From the Neuroanatomy Interactive Syllabus. |
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Sample slide question: 1) In this cross-section, locate the following: caudate, putamen, red nucleus, crus cerebri, hippocampus, fornix, internal capsule. |
#11--Medial view of hypothalamus
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| Hypothalamic Nuclei, Composite. These images show close-up views of the medial surface of the diencephalon illustrating positions of the main nuclei and the three regions of the hypothalamus from anterior to posterior (indicated by the yellow lines in A). Each region and zone contains several nuclei, but only the major nuclei from the medial zones are indicated here. The paraventricular (PV), anterior (A), and supraoptic and suprachiasmatic (both included as S) nuclei are in the anterior region; the dorsomedial (DM), ventromedial (VM) and arcuate (ARC) are in the tuberal or middle region; and the mammillary (M) and posterior nuclei (P) are in the posterior region. The following frames show these nuclei in histological sections. The image in B shows the structures of the most ventral part of the hypothalamus. The tuber cinereum (TC) is the swelling at the base of the infundibulum (INF). The median eminence (ME) is the central part of that floor to which is attached the infundibulum. The infundibulum or infundibular stalk suspends the pituitary gland (or hypophysis). From the Neuroanatomy Interactive Syllabus. Copyright 1998, University of Washington. |
#12--Hypothalamus, Preoptic Zone |
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| At this level, a coronal section through the most anterior part of the hypothalamus cuts through the anterior commissure and the optic chiasm. Visible are the medial and lateral preoptic nuclei. |
| Sample slide questions: 1) What are the functions of the medial preoptic nuclei? 2) What hormones are produced by the medial preoptic nuclei? |
#13--Hypothalamus, Anterior (Supraoptic) Zone |
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| Prominent at this level are the anterior, paraventricular, supraoptic, and suprachiasmatic nuclei. |
| Sample slide questions: 1) The paraventricular and supraoptic nuclei contain magnocellular neurons. What hormones do these neurons produce, and where are they released? 2) What is the function of the suprachiasmatic nucleus? |
#14--
Hypothalamus, Middle (Tuberal) Zone |
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| Note here the dorsomedial, ventromedial, and arcuate nuclei (the arcuate nucleus is torn here). The best indicator of the tuberal zone is the continuity of the arcuate nucleus below the third ventricle, in addition to the fornix separating the dorsomedial and ventromedial nuclei from the lateral hypothalamus. |
| Sample slide questions 1) Name two functions of the ventromedial nucleus.
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#15--Hypothalamus, Posterior (Mammillary) Zone |
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| The posterior zone of the hypothalamus is characterized by the prominent mammillary nuclei, as well as the posterior nuclei. |
| Sample slide questions: 1) Stimulation of the posterior hypothalamic nuclei produces what type of physiological/behavioral response? 2) Name one mammillary nuclei afferent . 3) Deficiency of what vitamin results in degeneration of the mammillary nuclei? |
#16--Nissl stain of human
hippocampus |
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| Nissl stain of human hippocampus. Major functional regions are labeled in blue. From the Washington University School of Medicine Online Neuroscience Tutorial. |
| Sample slide questions: 1) What types of cells are located in the dentate gyrus? To where do
these cells project? What is the name of the pathway? |
#17--Input and output
pathways in the hippocampus |
| Major input and output pathways in the hippocampus. What types of neurons make up each point in the pathway? From the Washington University School of Medicine Online Neuroscience Tutorial. |
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