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CNS Exam 1 Palmer QUESTIONS WITH ANSWERS., Exams of Nutrition

Hampton University (HU)Nutrition

CNS Exam 1 Palmer QUESTIONS WITH ANSWERS.

Typology: Exams

2024/2025

Available from 06/20/2025

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CNS Exam 1 Palmer QUESTIONS WITH
ANSWERS
Role .of .the .nervous .system .- .CORRECT .ANSWER-Coordination, .association
.and .integration
Mature .nervous .tissue .has .little .____ .to .store .______ .- .CORRECT .ANSWER--
capacity
-oxygen .or .glucose
Nervous .tissue .has .little .____ .activity .- .CORRECT .ANSWER-Mitotic
What .makes .up .the .CNS .- .CORRECT .ANSWER--Brian .(encephalon)
- .spinal .cord .( .medulla .spinalis)
The .PNS .contains .____ .cranial .nerve .pairs .and .____ .spinal .nerve .pairs .-
.CORRECT .ANSWER-12 .cranial .nerves .and .31 .spinal .nerve .pairs
The .PNS .has .___ .total .nerve .trunks .- .CORRECT .ANSWER-86
Somatic .axon .ending .are .____ .and .are______, .________. .- .CORRECT .ANSWER-
Cholinergic .: .they .release .AcH
Skeletal
Voluntary
The .autonomic .nervous .system .innervates .- .CORRECT .ANSWER-Glandular
.epithelium, .smooth, .and .cardiac .musculature
Synonym .for .parasympathetic .- .CORRECT .ANSWER-Vegetative
Nerves .that .are .apart .of .the .PNS .- .CORRECT .ANSWER-Cranial .nerves .3,7,9,10
Sacral .nerves .2,3,4
Also .known .as .the .craniosacral .subdivision
Sympathetic .neurons .- .CORRECT .ANSWER-Spinal .nerves .T1-L2
** .efferent .fibers
Parasympathetic .and .sympathetic .systems .use .___ .neurons .- .CORRECT
.ANSWER-2
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CNS Exam 1 Palmer QUESTIONS WITH

ANSWERS

Role .of .the .nervous .system .- .CORRECT .ANSWER-Coordination, .association .and .integration Mature .nervous .tissue .has .little .____ .to .store .______ .- .CORRECT .ANSWER-- capacity

  • oxygen .or .glucose Nervous .tissue .has .little .____ .activity .- .CORRECT .ANSWER-Mitotic What .makes .up .the .CNS .- .CORRECT .ANSWER--Brian .(encephalon)
  • .spinal .cord .( .medulla .spinalis) The .PNS .contains .____ .cranial .nerve .pairs .and .____ .spinal .nerve .pairs .- .CORRECT .ANSWER- 12 .cranial .nerves .and. 31 .spinal .nerve .pairs The .PNS .has .___ .total .nerve .trunks .- .CORRECT .ANSWER- 86 Somatic .axon .ending .are .____ .and .are______, .________. .- .CORRECT .ANSWER- Cholinergic .: .they .release .AcH Skeletal Voluntary The .autonomic .nervous .system .innervates .- .CORRECT .ANSWER-Glandular .epithelium, .smooth, .and .cardiac .musculature Synonym .for .parasympathetic .- .CORRECT .ANSWER-Vegetative Nerves .that .are .apart .of .the .PNS .- .CORRECT .ANSWER-Cranial .nerves .3,7,9, Sacral .nerves .2,3, Also .known .as .the .craniosacral .subdivision Sympathetic .neurons .- .CORRECT .ANSWER-Spinal .nerves .T1-L ** .efferent .fibers Parasympathetic .and .sympathetic .systems .use .___ .neurons .- .CORRECT .ANSWER- 2

Postganglionic .sympathetic .are .generally .____ .and .release________. .- .CORRECT .ANSWER-Adrenergic norepinephrine Exceptions .to .when .postganglionic .sympathetic .release .ACH .- .CORRECT .ANSWER-Sweat .glands .and .arrector .pilli .muscles Parasympathetic .system .effects .on .the .body .- .CORRECT .ANSWER-- .slow .heart .rate

  • .speed .peristalsis.
  • .constrict .pupil
  • .constrict .respiratory .tree Sympathetic .system .effects .of .the .body .- .CORRECT .ANSWER-- .speeds .heart .rate
  • .decrease .peristalsis.
  • .dilates .the .pupil.
  • .dilates .respiratory .tree Parasympathetic .ratio .- .CORRECT .ANSWER-1:2 .and .are .therefore .more .precise Sympathetic .ratio .- .CORRECT .ANSWER-1: 3 .primary .brain .vesicles .- .CORRECT .ANSWER-Prosenceohalon, .mesencephalon, .and .rhombencephalon Secondary .vesicles .that .are .derived .from .prosencephalon .- .CORRECT .ANSWER-Telencephalon .and .diencephalon Telencephalon .gives .rise .to .what .structures .- .CORRECT .ANSWER-Cerebral .cortex Basal .ganglia. Lateral .ventricles Diencephalon .gives .rise .to .what .structures .- .CORRECT .ANSWER-Thalamus Hypothalamus Pineal .gland 3rd .ventricle Mesencephalon .is .derived .from .what .- .CORRECT .ANSWER-Mesencephalon Mesencephalon .gives .rise .to .what .structures .- .CORRECT .ANSWER-Corpora .quadrigemina Cerebral .peduncles Cerebral .aqueduct .(slyvius) Tectum Secondary .vesicles .derived .from .rhombencephalon .- .CORRECT .ANSWER- Metencephalon .and .myelencephalon

Where .are .interfasicular .oligodendrocytes .located .and .function .- .CORRECT .ANSWER--white .matter

  • form .myelin .around .Axons .of .the .CNS what .form .myelin .around .axons .in .the .CNS .- .CORRECT .ANSWER-interfasicular .oligodendrocytes ependymal .cell .secrete .___ .and .form .the .___ .in .each .ventricle .- .CORRECT .ANSWER--CSF
  • Choroid .plexus Are .cilia .present .in .ependymal .cells? .- .CORRECT .ANSWER-Yes, .but .eventually .disappear .with .age where .are .tanycytes .located .- .CORRECT .ANSWER-3rd .ventricle .(transport .CSF) Most .common .glial .tumor .- .CORRECT .ANSWER-astrocytoma most .lethal .glial .tumor .- .CORRECT .ANSWER-glioblastoma glial .tumor .that .blocks .the .flow .of .CSF .and .is .most .restrictive .- .CORRECT .ANSWER-ependymoma Microglia .are .derived .from .- .CORRECT .ANSWER-mesoderm responsibilities .of .microglia .- .CORRECT .ANSWER--phagocytic .(clear .dead .and .damaged .cells/ .tissues) HIV .effects .what .type .of .cells .- .CORRECT .ANSWER-microglia Neruoblast .gives .rise .to .- .CORRECT .ANSWER-neurons .of .the .PNS .(dorsal .root .ganglia) neuroblast .undergo ._____ .but .have .little .___ .- .CORRECT .ANSWER--undergo .growth .and .maturation
  • little .mitotic .abilities Radial .and .alcohol .exposure .causes .the .glial .cells .to .- .CORRECT .ANSWER- over .or .undershoot anatomical .- .CORRECT .ANSWER-based .on .appearance physiological .- .CORRECT .ANSWER-based .on .function unipolar .deals .with .- .CORRECT .ANSWER-general .sensory .(touch) bipolar .neurons .deal .with .- .CORRECT .ANSWER-sensory .system/ .special .conditions

multipolar .neurons .- .CORRECT .ANSWER--most .common motor .neuron all .neurons .have. 1 .___ .- .CORRECT .ANSWER-AXON sensory .neurons .carry .information .- .CORRECT .ANSWER-towards .the .CNS .and .are .afferent motor .neurons .carry .info .- .CORRECT .ANSWER-away .from .CNA .and .are .multipolar commissural .communication .- .CORRECT .ANSWER-equivalent .structures .on .opposite .sides .of .the .brain (R. .Central .gyrus .-> .L. .Central .gyrus) projection .communication .- .CORRECT .ANSWER-begins .in .one .structure .and .terminates .in .another whee .are .mitochondria .abundant? .- .CORRECT .ANSWER-cell .body .and .telodendria where .do .nissle .bodies .NOT .appear .- .CORRECT .ANSWER-axon .or .its .hillock Chromatolysis .- .CORRECT .ANSWER-cells .bodies .are .dispersed .(appear .to .be .dissolved) retisperion .- .CORRECT .ANSWER-fragmentation .of .Golgi smallest .to .largest .neurofibril .- .CORRECT .ANSWER-microfilament .(2- 5 .nm) neurofilament .(9- 10 .nm) microtubules .(20-30) ___ .is .movement .of .raw .materials .within .the .cell .- .CORRECT .ANSWER- axoplasmic slow .transport .- .CORRECT .ANSWER--moves .proteins

  • goes .in .anterograde .direction
  • requires .little .energy fast .transport .- .CORRECT .ANSWER--moves .synaptic .vesicles, .lysosomesome .and .enzymes
  • can .go .either .anterograde .or .retrograde
  • ATP .dependant functions .of .the .Hillock .- .CORRECT .ANSWER-action .potentials .are .initiated .here Fibers .greater .than .____ .will .be .myelinated .- .CORRECT .ANSWER- 2

other .name .for .dura .mater .- .CORRECT .ANSWER-pachymeninx ."thick .mother .or .hard .mother" the .inner .layer .of .the .cranial .vault .is .- .CORRECT .ANSWER-more .fibrous .(meningeal .dura) outer .layer .of .the .cranial .vault .is .- .CORRECT .ANSWER-highly .vascular .(endosteal .dura) the .epidural .space .holds .a .complex .- .CORRECT .ANSWER-internal .vertebral .venous .plexus the .vetebral .canal .is .fused .with .the .- .CORRECT .ANSWER-rim .of .the .foramen .magnum .and .the .dorsal .surface .of .the .lower .sacrum ___ .layer .if .meningeal .dura .extends .into .the .fissures .of .the .brain .- .CORRECT .ANSWER-double the .opening .left .in .the .middle .between .L .and .R .tentorial .wings .- .CORRECT .ANSWER-tentorial .hiatus .(notch) the .tentoria .are .actually .located .in .the .- .CORRECT .ANSWER-transverse .cerebral .fissure Arachnoid .mater .- .CORRECT .ANSWER--non .vascular .membrane

  • transparent
  • squamus .cells meningiomas .arise .from_____ .and .appear .to .be .- .CORRECT .ANSWER- arachnoid .mater, .dural .tumors Arachnoid .surrounds .the .- .CORRECT .ANSWER-cranial .nerve. 2 epidural .and .subdural .is .____ .space .- .CORRECT .ANSWER-potential the .cerebellomedullary .cistern .is .the .____ .cranial .cistern .- .CORRECT .ANSWER- largest the .4th .ventricle .opens .into .the .cerebellomedullary .via .- .CORRECT .ANSWER- median .foramen .of .magendie lumbar .cistern .levels .- .CORRECT .ANSWER-T1, .T2, .- .S ____ .is .the .place .which .CSF .is .removed .during .a .lumbar .spinal .tap .- .CORRECT .ANSWER-Lumbar .cistern functions .of .arachnoid .villi .- .CORRECT .ANSWER-allows .used .CSF .to .be .removed .from .subarachnoid .space .and .carried .out .of .cranial .vault .by .dural .venous .sinuses

pia .mater .- .CORRECT .ANSWER--vascular

  • dips .into .all .fissures .and .sulci .of .the .brain .and .cord outer .pia .mater .layer .- .CORRECT .ANSWER--conducts .blood .vessels .going .in/out .of .CNS
  • denticulate .ligaments .(vetebral .canal) .are .formed .by .pia
  • filum .terminale .internum .is .formed .by .outer .pia .layer deeper .pia .mater .layer .- .CORRECT .ANSWER--reticular .and .elastic .fibers .that .adhere .it .to .the .CNS .tissue
  • melanophores epidural .hematoma .is .most .commonly .due .to .the .rupture .of .- .CORRECT .ANSWER-middle .meningeal .artery subdural .hematoma .is .most .commonly .due .to .a .rupture .of .the .- .CORRECT .ANSWER-bridging .veins described .as .the .worst .headache .of .my .life .- .CORRECT .ANSWER-subarachnoid .hemorrhage stroke .- .CORRECT .ANSWER--3rd .most .common .cause .of .death
  • single .most .common .reason .for .disability TIA .- .CORRECT .ANSWER-transient .ischemic .attack-. 24 .hour .stroke .(not .a .real .stroke) most .common .site .for .stroke .- .CORRECT .ANSWER-middle .cerebral .artery artery .that .supplies .the .majority .of .blood .to .the .brain .- .CORRECT .ANSWER- internal .carotid .arteries most .common .artery .for .anomalies .- .CORRECT .ANSWER-anterior .communicating most .stable .side .of .cerebral .arterial .circle .- .CORRECT .ANSWER-left _____ .has .over. 200 .branches .- .CORRECT .ANSWER-anteromedial .longitudinal .artery .trunk spinal .cord .blood .supply .- .CORRECT .ANSWER-anteromedial .longitudinal .artery .trunk, posterolateral .longitudinal .artery .trunk, segmental ___ .supply .more .total .blood .to .the .cord .than .other .three .longitudinal .vessels .- .CORRECT .ANSWER-segmental .artery .contributions

the .third .ventricle .recieves .CSF .from .- .CORRECT .ANSWER-lateral .ventricles .via .interventricular .foramen 3rd .ventricle .produces .CSF .via .- .CORRECT .ANSWER-choroid .plexus 3rd .ventricle .is .inferiorly .continuous .with .the .- .CORRECT .ANSWER-cerebral .aqueduct .(slyvious) flow .of .CSF .- .CORRECT .ANSWER-epidumal .cells- .choroid .plexus- .lateral .ventricle- .IVFM- .third .ventricle- .cerebral .aqueduct- .4th .ventricle- .subarachnoid .space-arachnoid .villi- .DVS CSF .is .most .similar .to .- .CORRECT .ANSWER-ISF functions .of .the .CSF .- .CORRECT .ANSWER--shock .absorber

  • buoyancy CSF .total .body .fluids .- .CORRECT .ANSWER-40L CSF .total .intracellular .fluids .- .CORRECT .ANSWER-25L CSF .total .extracellular .fluid .- .CORRECT .ANSWER-15L CSF .is .replace .___ .times .a .day .and .____ .secreted .every .day .- .CORRECT .ANSWER-- 4 - 5 .times
  • 500 .ml .per .day the .choroid .plexus .secretes .____ .% .of .CSF .- .CORRECT .ANSWER- 70 - 80% where .is .the .most .CSF .returned .to .the .blood .plasms .- .CORRECT .ANSWER-- arachnoid .villi .(superior .sagittal)