Hypothalamus
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21 questions
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- Q1Nuclei in this area of the hypothalamus regulate the release of anterior pituitary hormonesInfundibular stalkTuber cinereumHypophysisMammillary bodies30s
- Q2Which of the following statements is NOT associated with the rostromedial area of the hypothalamusIt is associated with conservation of energyStimulation of this area produces increased parasympathetic visceromotor activityLesions of this area produce increased passive behavior, increased satiety, and decreased body temperatureSweating is activated by this region30s
- Q3The system of the hypothalamus that has neurons that produce releasing factors that cause the release of hormones isMagnocellular neurosecretory systemSupraopticohypophysial systemTuberoinfundibular systemAssociated with the posterior lobe of the pituitary30s
- Q4The arcuate nucleus of the tuberoinfundibular tract releases which of the following regulatory peptidesThyrotropin releasing hormoneDopamineCorticotropin releasing hormoneGonadotropin releasing hormone30s
- Q5Stimulation of this area of the hypothalamus promotes feeding behaviorLateral hypothalamic nuclear zoneMedial preoptic nucleusMammillary regionVentromedial nucleus30s
- Q6Which of the following is FALSE regarding the hypothalamic pathways?Descending pathways to the brainstem and spinal cord are responsible of the expression of autonomic responsesHypothalamospinal axons are under sympathetic control.Hypothalamomedullary axons are primarily sympatheticHypothalamomedullary axons innervate the medulla30s
- Q7Fluid and blood pressure balance are brainstem reflexes regulated under direct neural connections as well as hormonal connections with the hypothalamusTRUEFALSE30s
- Q8Which is a function of the hypothalamus?All of the aboveTemperature regulationCircadium rhythmsMemory30s
- Q9Which hormone is released by adipocytes and acts directly on the hypothalamus?VasopressinOxytocinLeptinB-endorphin30s
- Q10Peptides that decrease metabolism and increase feeding behaviors are released by activation of neurons in which regionMedial mammillary nucleusParaventricular nucleusVentromedial nucleusArcuate nucleus30s
- Q11Select the structure that is responsible for the regulation of the release of anterior pituitary hormones.HippocampusInfundibular StalkMammillary BodiesTuber Cinereum30s
- Q12What is the medial boundary of the hypothalamus?Lamina terminalisHypothalamic sulcusThird ventricleSubstantia innominata30s
- Q13Blockage of what structure may lead to an overall decline in the function of the parvocellular neurosecretory system?Mammillary BodiesInfundibulumSuparopticohypophysial tractHypophysial portal system30s
- Q14Which tuberoinfundibular tract nuclei is sexually dimorphic and synthesizes gonadotropin releasing hormone?Arcuate NucleusMedial Preoptic AreaLateral Hypothalamic ZoneParaventricular Nucleus30s
- Q15As a stressed student you eat to relieve the suffering of graduate school, and as you consume your pain through a bag of Oreos you recognize which area of the hypothalamus may be a key contributor to this habit?Ventromedial NucleusLateral Hypothalamic ZoneParaventricular NucleusMedial Preoptic Area30s