Neuroanatomy 1 Exam 3, Part 2- Torgerud(Palmer)

What forms most of the lateral walls of the 3ed ventricle?

Thalamus

What is composed of two large egg shaped masses that are joined by the massa intermedia, and contains the medial geniculate nuclei and lateral geniculate nuclei?

Thalamus

The posterior limb of what is located just lateral to each thalamic mass?

Thalamus

What is the most primitive sense?

Olfaction

What contains all sensory input relays, aside from olfaction?

Thalamus

What helps to focus attention of the cortex to make cortical sensory more/ less receptive?

Thalamus

What sorts input?

Thalamus

Where are the internal medullary laminated found?

Thalamus

What has myelinated fibers that runs through the substance of each thalamic mass to help divide them?

Internal Medullary Lamina

What sub-nuclei of the thalamus contains somatosensory input from the body?

VPL

What sub-nuclei of the thalamus contains somatosensory input from the head?

VPM

What geniculate nucleus relays light to the occipital lobe?

Lateral Geniculate

What geniculate nucleus relays music to the temporal lobe?

Medial Geniculate

What portion of the diencephalon is responsible for outing a reaction to a feeling?

Hypothalamus

What does "hypo-" mean?

Below

What forms the floor of the 3rd ventricle, and some of the lateral walls?

Hypothalamus

What portion of the diencephalon weighs ~1/4 oz, and is extreamly significant?

Hypothalamus

What part of the diencephalon contains the infundibulum and optic chasms?

Hypothalamus

What part of the diencephalon divides into the following parts?:

-Anterior

-Intermediate

-Posterior

Hypothalamus

What contains some control over the following?:

-Fighting

-Fleeing

-F*cking

-Feeding

Hypothalamus

What portion of the diencephalon contains autonomic controls (Parasympathetic/Sympathetic)?

Hypothalamus

What part of the diencephalon directly controls neuron extensions into the posterior pituitary?

Hypothalamus

What part of the diencephalon indirectly controls the release of anterior pituitary hormones through the use of neurohormones?

Hypothalamus

What region of the hypothalamus contains the following:

-Supraoptic Nuclei

-Paraventricular Nuclei

-Suprachiasmic Nuclei

-Anterior Nuclei

-Pre-optic Area

Anterior Region

What region of the hypothalamus contains the following:

-Mammillary Bodies

-Posterior Nuclei

Posterior Region

What to the following portions of the anterior region of the hypothalamus release?

-Supraoptic Nuclei

-Paraventricular Nuclei

Antidiarretic

What portion of the anterior region of the hypothalamus is responsible for circadian rhythms and is connected to the pineal gland?

Suprachiasmic Nuclei

What part of the anterior region of the hypothalamus is known for parasympathetic?

Anterior Nuclei

What part of the anterior region of the hypothalamus is a thermo-regulator for sweat production?

Preoptic Area

What region of the hypothalamus contains the following:

-Dorsomedial Nuclei

-Ventromedial Nuclei

-Arcuate Nuclei

Intermediate Region

What is the term used for describing the undulating bulge between the infundibular stalk and mammillary bodies?

Tuber Cinereum

What portion of the intermediate region of the hypothalamus is significant for the GI Tract Parasympathetic Influence?

Dorsomedial Nuclei

What portion of the intermediate region of the hypothalamus Is responsible for satiety?

Ventromedial Nuclei

What is the term used for the sensation of feeling full?

Satiety

What portion of the intermediate region of the hypothalamus is responsible for tuberoinfundibular hormones?

Arcuate Nuclei

What portion of the posterior region of the hypothalamus is responsible for short term memory?

Mammillary Bodies

What type of memory loss is due to a lack of vitamin B and typically caused by chronic alcoholism?

Korsakoff's Syndrome

What type of memory loss is what Lucy has in the movie 50 First Dates?

Anterograde Amnesia

What is the posterior region of the hypothalamus known for?

Sympathetic Actions

What portion of the posterior region of the hypothalamus is a thermoregulator for causing the body to shiver?

Posterior Nuclei

What part of the diencephalon contains the following tracts?:

-Hypothalamohypophyseal Tract

-Supraopticohypophyseal Tract

-Tuberoinfundibular Tract

Hypothalamus

What does the posterior pituitary develop from?

Diencephalon

What does the anterior pituitary develop from?

Rathke's Pouch

What portion of the diencephalon is responsible for how we move, and is found just under the lateral ventral aspect of the thalamus?

Subthalamus

What portion of the diencephalon contains the following nuclei?:

-Parvocellular Region of Red Nucleus

-Superior Portion of Substantia Nigra

-Subthalamic Nuclei

Subthalamus

What nuclei of the subthalamus sends fibers to/from the globus pallidus?

Subthalamic Nuclei

Lesions of what part of the diencephalon can lead to dramatic and forceful flinging movements of the shoulder or hips known as ballistics and hemiballism?

Subthalamic Nuclei