2023-2024 BIOS252 Anatomy and Physiology Review Exam II With Answers (160 Solved Questions)

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Exam2: BIOS 252 / BIOS252 Anatomy andPhysiology II ExamReview|100% Correct|Questions andVerified Answers (2023/ 2024Latest Update)-ChamberlainQUESTIONWhat do neurons in the precentral gyrus do?The communicate with motor, sensory and multimodalassociation areasThey allow conscious control of skilled voluntary muscle movementsThey process and relay auditory and visual inputThe receive information from general sense receptors in the muscle and skinAnswer:They allow conscious control of skilled voluntary muscle movementsQUESTIONWhat are the ascending tracts and what do they do?White matter that transmits motor information to the brainGray matter that transmits sensory information to the brainGray matter that transmits motor information tothe brainWhite matter that transmits sensory information to the brainAnswer:Gray matter that transmits sensroy information to the brainQUESTIONWhat is true about the spinothalamic tract?It is an ascending pathway that carries motorinstructionsIt is a descending pathway that carries sensory informationIt is a descending pathway that carries motor instructions

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It is an ascending pathway that carries sensory informationAnswer:It is an ascending pathway that carries sensory informationQUESTIONWhat is linked to the posterior gray horn of the spinal cord?The ventral root of the spinal nerve that carries motor fibersThe dorsal root of the spinal nerve that carries motor fibersThe ventral root of the spinal nerve that carries sensory fibersThe dorsal root of the spinal nerve that carries sensory fibersAnswer:The dorsal root of the spinal nerve that carries sensory fibersQUESTIONWhat type of nerves is found in the dorsal root?Only afferent nervesBoth afferent andefferent nervesOnly efferent nervesOnly ganglionic nervesAnswer:Only afferent nervesQUESTIONAll ventricles of the brain are paired, except for the fourth ventricle. (True or False?)Answer:False

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QUESTIONUnlike the spinal cord, the outer portion of the brain is made up of _________ matter, while theinner portion is made up of _________ matter.White, GrayLipid, ProteinGray, WhiteMuscular, NervousAnswer:Gray, WhiteQUESTIONWhich adult structure(s) arises from the diencephalon?CerebrumThalamus, hypothalamus, retinaPons and cerebellumMidbrain, pons, medullaAnswer:Thalamus, hypothalamus, retinaQUESTIONWhich of the following structures is not considered a secondary vesicle?MesencephalonProsencephalonMetencephalonTelencephalonAnswer:ProsencephalonQUESTIONThe cortex, or the outermost region of the brain, is known as the:

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CerebrumThalamus, hypothalamus, retinaPons and cerebellumMidbrain, pons, medullaAnswer:CerebrumQUESTIONWhich of the following glial cellsare directly involved in the production of cerebrospinal fluid?OligodendrocytesAstrocytesEpendymal cellsNeuronsAnswer:Ependymal cellsQUESTIONAfter suffering a stroke, Mark finds that he cannot move his right arm. This would suggest thatthestroke damage is in the area of the ________ lobe.left frontalright temporaloccipitalright frontalleft temporalAnswer:Left FrontalQUESTIONThe hypothalamus affects which functions in the body? Select all that apply.

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Maintenance of consciousnessEmotional behaviorHunger and thirstControl of the sympathetic and parasympathetic systemBody temperatureVomitingRespiration rateReflexes related to smellAnswer:Emotional BehaviorHunger and ThirstControl of the sympathetic andparasympathetic systemBody TemperatureReflexes related to smellQUESTIONJoe begins to experience mood swings and disturbed thirst and hunger. Imaging studies indicatethat a brain tumor is the likely cause of these disorders. In what part of the brain is the tumormost likely located?hypothalamusprefrontal cortexbasal nucleipostcentral gyrusreticular formationAnswer:hypothalamusQUESTIONThe substantia nigra releases the neurotransmitter __________which is active in pleasurableexperiences and regulation of muscle tone.EpinephrineDopamineGABAAcetylcholineNorepinephrine

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Answer:DopamineQUESTIONAfter suffering a blow to the back of the head, Phil loses his vision. The blow probably causeddamage to the?limbic systemcerebral nucleioccipital lobeprefrontal cortexpostcentral gyrusAnswer:Occipital LobeQUESTIONWhich area of the cerebrum is matched correctly with its function? Select all that apply.Primary motor area-voluntary muscle contractionBroca's area-interprets meaning of speech by recognizing spoken wordsPrimary somatosensory area-proprioception, pressure, tickle and painPrimary visual area-relates present and past visual experience and allows recognitionSomatosensory association area-facialrecognitionAnswer:Primary motor area-voluntary muscle contractionBroca's area-interprets meaning of speech by recognizing spoken wordsPrimary Somatosensory area-proprioception, pressure, tickle, and painQUESTIONWhich functional area of the cerebrumis responsible for the ability to form words?Primary visual areaWernike's areaBroca's area

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Primary olfactory areaPrimary somatosensory areaAnswer:Broca's areaQUESTIONSpinocerebellar tract axons carry sensory information into the cerebellum by the________________Anterior lobeInferior cerebellar peduncleSuperior cerebellar peduncleMiddle cerebellar pedunclePosterior lobeAnswer:Middle cerebellar peduncleQUESTIONWhich areas of the medulla oblongata are activated as a gymnast walksalong a narrow plank?Select all that apply.Vomiting centerVestibular nucleiPyramidsDeglutition centerGustatory nucleusGracile nucleusInferior olivary nucleusAnswer:Vestibular nucleiPyramidsGracile nucleusInferior olivary nucleus

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QUESTIONWhat is the primary function of the Frontal Lobe?Answer:Initiation of motor impulsesQUESTIONWhat is the primary function of the Parietal Lobe?Answer:Primary sensory areaQUESTIONWhat is the primary function of the Temporal Lobe?Answer:Site ofauditory and olfactionQUESTIONWhat is the primary function of the Occipital Lobe?Answer:Site of primary visionQUESTIONWhat is the primary function of the Basal Nuclei?Answer:receives input from the cerebral cortex

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QUESTIONWhat is the primaryfunction of the limbic system?Answer:Promotes range of emotionsQUESTIONWhat is the name of the Cranial Nerve I and what is the type and function?Answer:Cranial Nerve I-OlfactorySensory NerveFunction-Olfaction AKA smell.QUESTIONWhat is thename of the Cranial Nerve II and what is the type and function?Answer:Cranial Nerve II-OpticSensory NerveFunction-Vision/conducts visual information from the retina of the eye to the brainQUESTIONWhat is the name of the Cranial Nerve III and what isthe type and function?Answer:Cranial Nerve III-OculomotorMotor NerveFunction-Controls extrinsic eye muscles and upper eyelid/pupil constrictionQUESTIONWhat is the name of Cranial Nerve IV and what is the type and function?

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Answer:CranialNerve IV-TrochlearMotor NerveFunction-Innervates superior oblique causing medial rotation and depression of eye/ Contractsone extrinsic eye muscle to move eye inferiorly and laterally.QUESTIONWhat is the name of Cranial Nerve V and what is the type andfunction?Answer:Cranial Nerve V-TrigeminalMotor and Sensory Nerve (both)Function-Cutaneous sensation from ophthalmic, maxillary, and mandibular nerves. somatic(touch) sensation from anterior 2/3 tongue. Muscles of mastication and muscles in middle of theearQUESTIONWhat is the name of Cranial Nerve VI and what is the type and function?Answer:Cranial Nerve VI-AbducensMotor NerveFunction-innervates lateral rectus causing lateral movement of the eyeball.QUESTIONWhat is the name of Cranial Nerve VII and what is the type and function?Answer:Cranial Nerve VII-FacialSensory and Motor Nerve (Both)Function-Taste from anterior 2/3 of tongue/ facial expression/ salivary secretionsQUESTION

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What is the name of Cranial Nerve VIII and what is thetype and function?Answer:Cranial Nerve VIII-VestibulocochlearSensory NerveFunction-Hearing and BalanceQUESTIONWhat is the name of Cranial Nerve IX and what is the type and function?Answer:Cranial Nerve IX-GlossopharyngealSensory and Motor NervesFunction-taste and touch of posterior 1/3 of tongue/ BP/Chemosensors/ Swallowing, Speech,Salivation.QUESTIONWhat is the name of Cranial Nerve X and what is the type and function?Answer:Cranial Nerve X-VagusSensory and Motor NerveFunction-Swallowing/production of speech/ primary route for parasympathetic motor function/coordinates digestive function and regulates cardiac functionQUESTIONWhat is the name of Cranial Nerve XI and what is the type and function?Answer:Cranial NerveXI-AccessoryMotor NerveFunction-Assists in swallowing by travling with CN X/ movement of the back of the head andneck

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QUESTIONWhat is the name of Cranial Nerve XII and what is the type and function?Answer:Cranial Nerve XII-HypoglossalMotor NerveFunction-Speech/Movement and manipulation of tongue/SwallowingQUESTIONThe ____________ region of the brain is the major relay station for most sensory impulses asthey travel from the spinal cord to the cerebrum, relays information from thecerebellum andbasal nuclei to the cerebral cortex, assists in maintaining consciousness.Answer:ThalamusQUESTIONAll sympathetic and parasympathetic preganglionic neurons release acetylcholine from theiraxon terminals. (True or False?)Answer:TrueQUESTIONIn the autonomic nervous system, what is considered "Flight or Fight"?Answer:Sympathetic nervous systemQUESTIONIn the autonomic nervous system, what is considered "Rest and Digest"?

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