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Questions and Answers
The olfactory system is only responsible for perceiving odors.
False
The term 'rhinencephalon' translates to 'brain nose'.
True
The olfactory mucosa is lined with simple cuboidal epithelium.
False
Olfactory receptor cells are found in the inferior concha of the nasal chamber.
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Each olfactory receptor cell consists of a large bipolar nerve with a fine peripheral process and a coarse central process.
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Olfactory hairs are long, thin extensions of the olfactory receptor cells.
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The olfactory nerve fibers are formed by myelinated axons of olfactory cells.
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The olfactory nerves are the fastest conducting fibers in humans.
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The olfactory nerve fibers pass through the opening of the frontal bone to enter the olfactory bulb.
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Korsakoff’s Psychosis is seen in patients with associated vitamin B12 deficiency
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The mammillary bodies are involved in the lesion of Alzheimer’s Disease
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Patients with Korsakoff’s Psychosis are unable to recall newly acquired memories and manifest compensatory confabulation
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Degenerative changes in Alzheimer’s Disease occur in the hippocampi and the mediodorsal thalamic nuclei
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The Basal Nucleus of Meynert is involved in the degeneration of Alzheimer’s Disease
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Hippocampal ablations result in the loss of long-term memory
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Uncinate fits are a result of involvement of the uncus region and the amygdala
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Kluver-Bucy syndrome is caused by unilateral lesions of the medial temporal lobe
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Herpes Simplex Encephalitis affects the frontal lobe and the cerebellum
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Ageusia is a partial loss of taste function of the tongue
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Dysgeusia is a complete loss of taste function of the tongue
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Vitamin A deficiency leads to decreased keratinization
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Epilepsy may cause auditory hallucinations
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The dorsal longitudinal fasciculus originates from the medial hypothalamic zone
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The hypothalamo-hypophyseal tract delivers oxytocin from the paraventricular nucleus to the neurohypophysis
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A patient with a destructive lesion in the lateral hypothalamic nuclei would MOST likely manifest with anorexia
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The Papez circuit explains the connection of cognitive activities with emotional experiences and expressions
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The primary gustatory cortex is located in the frontal lobe
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The hypothalamus is divided into four zones.
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The limbic system is located in the lateral surface of the cerebral hemisphere.
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The limbic system is responsible for behavior and emotional expressions.
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The preoptic nucleus is located in the lateral zone of the hypothalamus.
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The hippocampal formation is part of the corticoid areas of the limbic system.
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The suprachiasmatic nucleus acts as an osmoreceptor.
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The lateral zone is bounded laterally by the medial forebrain bundle.
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The amygdaloid nucleus is also known as the amygdala.
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The periventricular zone lies superficial to the ependyma of the wall of the 3rd ventricle.
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The paralimbic region includes the hippocampal gyrus.
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The dorsal longitudinal fasciculus originates from the periventricular system.
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The limbic system is involved in converting recent memory into long-term memory.
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The hypothalamus influences autonomic functions through the dorsal longitudinal fasciculus.
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The anterior thalamic nucleus is a part of the limbic system.
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The medial zone contains the tuberomammillary nucleus.
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The subcallosal area is a part of the corticoid areas of the limbic system.
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The hypothalamic nuclei are clearly segregated from one another.
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The cingulate gyrus is a part of the paralimbic region of the limbic system.
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