Neuroanatomy

The limbic system includes cingulate gyrus hippocampus amygdala 2 of the above all of the above Damage to the hippocampus would be expected to produce a problem with: sleep memory consolidation olfaction personality sexual activity

BIOM | 610 | Neuroanatomy | assessment | The limbic system includes cin

Final___More_Q_s.docx.docx-QUESTION 8 1. All of the

. 1 Which structure carries information regarding touch, pressure, and vibration to the brain? medial-lemniscus tract spinothalamic tract rubrospinal tract corticospinal tract corticobulbar tract 2 points . 2 A necrotic region of brain tissue is referred to as a/an: herniation infarct thromb us stroke lesion 2 points . 3 Dopaminergic neurons are located primarily in the Locus Ceruleus Raphe nucleus Reticular nucleus Substantia Nigra None of the above 2 points . 4 “Nucleus” refers to: a membrane enclosed organelle containing DNA a concentrated subdivision of white matter a collection of neuronal cell bodies a and b a and c 2 points . 5 The parasympathetic control of heart rate originates from which cranial nerve? Trigeminal Glossopharynge al Vagus Accessor y 2 points . 6 Wallerian degeneration is best characterized by: disruption of protein transport due to damage to the cell body degredation of the cell body proximal to the region of damage cell body shrinkage and decrease in RNA production axonal degeneration and myelination loss distal to the region of damage none of the above. 3 points . 7 Where in the retina are rods and cones found? outer limiting membrane inner plexiform layer ganglion cell layer outer nuclear laye r inner nuclear layer . 8 3 points Which of the following regions is involved principally in learned emotional responses involving threats or fear-evoking stimuli? Hippocampus Hypothalam us Septal nuclei Amygdala Cingulate gyrus 3 points . 9 Retinal ganglion cell axons leave the eye at the optic disc (on wikipedi a) fovea Sclera (this is the white of the eye, presentati on is wrong lol) macula optic nerve 3 points . 10 Which part of the central nervous system globally regulates the sympathetic and parasympathetic nervous systems? thalamus hypothalam us midbrain pons medulla 3 points 3 points 3 points . 16 Which region of the cerebellum is involved in coordination of slow eye movements? lateral hemispheres medial hemispheres Vermis (correct) Flocculus (correct) two of the above 3 points . 17 Melatonin is produced by the pituitary gland pineal gland Hypothalam us red nucleus none of the above . 18 3 points What is the main source of dopamine in the brain? Red nucleus Locus Ceruleus Substantia Nigra Putamen Amygdala . 19 3 points Which of the following cranial nerves does not provide any gustatory innervation of the tongue and oral cavity? XII X IX VII . 20 3 points The ability to perceive color is dependent upon cone photoreceptors that are responsive to which three wavelengths of light? red, green, blue red, blue, yellow blue, yellow, green

BIOM | 610 | Neuroanatomy | assessment | . 1 Which structure carries in

QUESTION 1 Which of the following arteries is NOT a branch of the internal carotid artery? A. Posterior inferior cerebellar artery B. Ophthalmic artery C. Anterior choroidal artery D. Posterior communicating artery E. Middle cerebral artery 2 points QUESTION 2 B ﬁbers include: A. myelinated sensory and motor ﬁbers B. myelinated visceral ﬁbers C. unmyelinated ﬁbers D. a and b E. none of the above 2 points QUESTION 3 Which of the following is NOT a feature of the autonomic nervous system? A. Innervation of glands B . Innervation of smooth muscle of the gut C. Innervation of somatic motor neurons that innervate limb muscles D. Innervation of smooth muscle in blood vessel walls E. All of the above are features of the autonomic nervous system 2 points QUESTION 4 At what site does the synapse occur that mediates the knee-jerk reﬂex? dorsal root ganglion dorsal horn intermediate gray ventral horn multiple synapses within the spinal cord 2 points QUESTION 5 A typical neuron with a resting potential of -70mV is: In an absolute refractory period In a relative refractory period Prepared for an action potential Depolarized Hyperpolarized QUESTION 6 2 points The inability to recognize the identity or some other property of an object when using a given sense is termed aphasi a prosod y agnosi a apraxi a None of the above 3 points QUESTION 7 In what brain region does localization of sound occur? Vestibular nucleus Superior olivary nucleus Trapezoid body Primary auditory cortex Auditory association cortex 3 points QUESTION 8 Sensations of ﬂavor are mediated by direct chemical stimulation of taste buds stimulation of olfactory receptors by vapors from food stimulation of chemical-sensitive and somatosensory free nerve endings in the mucous membranes of the oral and nasal cavities a and b all of the above 3 points QUESTION 9 Retinal ganglion cell axons leave the eye at the optic disc fovea sclera macula optic nerve 3 points QUESTION 10 Melatonin is produced by the pituitary gland pineal gland hypothalam us red nucleus none of the above 3 points QUESTION 11 Wallerian degeneration is best characterized by: disruption of protein transport due to damage to the cell body degredation of the cell body proximal to the region of damage cell body shrinkage and decrease in RNA production axonal degeneration and myelination loss distal to the region of damage none of the above. 3 points QUESTION 12 Information is passed between the cortex and subcortical structures via the corpus callosum fornix internal capsule a and c none of the above

BIOM | 610 | Neuroanatomy | assessment | QUESTION 1 Which of the follow

The primary input to the hippocampus is the entorhinal cortex mammillary bodies septal nucleus fornix amygdala The “dominant hemisphere” in the brain is the hemisphere that is more important for the comprehension and production of language. is always on the right side. is directly correlated to intelligence. does not actually exist because the brain is bilaterally symmetrical. None of the above Taste buds activate neurons that synapse upon second order neurons in the dorsal motor nucleus of the vagus nerve nucleus of the solitary tract nucleus ambiguus facial nucleus none of the above

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