Pregunta 1
Pregunta
Thalamus is the biggest relay station in the CNS
Pregunta 2
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The reticular thalamic nuclei form a shell-like structure on the antero-lateral surface of the thalamus.
Pregunta 3
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A basic function of the thalamus is processing of sensory information
Pregunta 4
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Hypothalamus is concerned with control of food and water intake.
Pregunta 5
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Subthalamus is somatosensory control center
Pregunta 6
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Mamillary bodies are anatomically related to the hypothalamus
Pregunta 7
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Diencephalon originates from the prosencephalic ventricle
Pregunta 8
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Lateral thalamic nuclei are classified functionally as associate nuclei.
Pregunta 9
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The anterior group of thalamic nuclei are functionally part of the limbic system
Pregunta 10
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Internal medullary lamina divides the thalamus into 3 groups of nucei - Anterior, medial and lateral.
Pregunta 11
Pregunta
Which of the following thalamic nuclei has a motor function?
Pregunta 12
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Spinothalamic fibers project to which one of the following thalamic nuclei?
Pregunta 13
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Cerebellar fibers project to which one of the following thalamic nuclei?
Pregunta 14
Pregunta
The global pallidus projects to which one set of the thalamic nuclei?
Respuesta
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Centromedian, Ventral anterior and Ventral lateral nuclei
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Ventral anterior, Ventral lateral and Anterior nuclei
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Ventral lateral, Lateral dorsal and lateral posterior nuclei
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Mediodorsal, ventral posterolateral (VPL) and Ventral posteromedial (VPM) nuclei
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Centromedian, Lateral dorsal and Lateral ventral nuclei
Pregunta 15
Pregunta
The thalamus receives precortical sensory input from all of the following modalities EXCEPT
Respuesta
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General somatic sense
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Gustation
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Vision
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Audition
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Olfaction
Pregunta 16
Pregunta
All of the following statements concerning the mediodorsal nucleus are correct EXCEPT it
Respuesta
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Receives input from the amygdaloid nucleus
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Receives input from the intralaminar nuclei
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Is part of the limbic system
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Is part of the extrapyramidal motor system
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Has reciprocal connections with the prefrontal cortex.
Pregunta 17
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Which of the following structures is a part of hypothalamus?
Pregunta 18
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Which of the thalamus is NOT true?
Respuesta
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The medial group of nuclei receives afferents from hypothalamus
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The ventral anterior nucleus is a part of the extrapyramidal neural network
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The ventral anterior nucleus doesnt receive afferents from pallidum and substantia nigra
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The ventral posterior lateral nucleus receives afferents from spinal lemniscus.
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The ventral posterior medial nucleus receives afferents from trigeminal lemniscus.
Pregunta 19
Pregunta
Which of the following structures is a part of epithalamus?
Pregunta 20
Pregunta
Which of the thalamus is NOT true:
Respuesta
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It has laterally the posterior limb of internal capsule.
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The hypothalamic sulcus (sulcus of Monro), which extends from the interventricular foramen to the cerebral aqueduct is the boundary between the thalamus and midbrain (mesencephalon)
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Its upper surface is covered by a layer of white substance, named the stratum zonale.
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The stria terminalis covers the thalamostriate vein, marking a line of seperation between the thalamus and the caudate nucleus.
Pregunta 21
Pregunta
Which of the listed structures belongs to epithalamus?
Respuesta
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Optic Chiasm
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Hypophisis
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Lamina Affixa
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Pineal body
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Mammillary bodies
Pregunta 22
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The hypothalamus:
Respuesta
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Is a division of the diencephalon.
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Is perfused by the posterior communicating artery
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Is visible only from the ventral aspect of the brain.
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Lies within the walls of the fourth ventricle.
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Includes the mamillary body
Pregunta 23
Pregunta
The third ventricle
Respuesta
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Communicates with the lateral ventricles through the interventricular foramina.
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Communicates with the fourth ventricle by means of the cerebral (Sylvian) aquaduct.
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Communicates with the subarachoid space through holes in its roof.
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Has no choroid plexus
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Is anterior to the pineal body.
Pregunta 24
Respuesta
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Receives the terminations of the second neurons of the proproceptive pathway mainly from the same side of the body.
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Receives fibres from the mamillary bodies.
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Contains the cell bodies of the third neuron of the touch pathway.
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Has connections with the motor areas of the cerebral cortex
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Receives fibres from the denate nucleus of the cerebellum mainly from same side .
Pregunta 25
Respuesta
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Is separated from the lentiform nucleus by the anterior limb of the internal capsule.
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Forms part of the lateral wall of the third ventricle.
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Has the interventricular foramen posterior to it
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Is inferior to the body of the fornix
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Has an upper surface which is partly in the floor of the lateral ventricle.
Pregunta 26
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In connection with Thalamus:
Respuesta
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The Anterior group of nuclei is connected to structures of limbic system.
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The lateral group of nuclei are responsible for the behavioral actions.
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The ventral posterior lateral nucleus receives afferents from spinal cord.
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The ventral posterior lateral nucleus sends fibers to spinal cord.
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The lateral geniculate body is connected to the visual system.
Pregunta 27
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The subthalamus:
Respuesta
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Is located between the midbrain tegmentum and diencphalon.
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The subthalamic nucleus belongs to the pyramid system
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The subthamalamic nucleus has biconvex shape
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Abuts the external capsule laterally
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Is concerned with motor control
Pregunta 28
Pregunta
The hypothalamus:
Respuesta
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Controls the body homeostasis.
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Forms the wall of the third ventricle
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Is seen on the ventral surface of the brain.
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Receives direct impulses from the retina.
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Is concerned with motor control.
Pregunta 29
Pregunta
The hypothalamus
Respuesta
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Is subdivided into three nuclear groups
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Is anatomically associated with chiasma opticum
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Is bounded laterally by tractus opticus
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Secretes hormones
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Is the control center for many autonomic functions
Pregunta 30
Pregunta
The hypothalamus
Respuesta
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Is connected with the endocrine and nervous systems.
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Controls circadian rhythms
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Forms the ventral part of diencephalon
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Governs emotional behavior
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Has projections to the spinal cord
Pregunta 31
Respuesta
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Is a visual and auditory relay station.
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Is connected with the colliculi of the midbrain tectum
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Is closely related to the thalamus
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Controls somatomotor activity
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Is connected with emotional behaviour