BIO 201 Exam 4 ASU Questions with Correct Answers 2026 | Final Exam Review & Practice Test Guide

BIO 201 EXAM 4 ASU QUESTIONS WITH
po po po po po po




CORRECT ANSWERS 2025 po po


Olfactory po Nerve po - po CORRECT po ANSWER po -- po Cranial po Nerve: po I
- Composition: poSensory

- Function: poSmell

- Damaged: po Impaired po smell



Optic po Nerve po - po CORRECT p o ANSWER po -- po Cranial po Nerve: p o II

- Composition: poSensory

- Function: poVision

- Damaged: po Blindness



Oculomotor po Nerve po - po CORRECT po ANSWER po -- po Cranial po Nerve: p o III

- Composition: poMotor

- Function: po Eye pomovement, po Opening poof po eyelid, po and po pupil po constriction

- Damaged: po drooping po eyelid, po dilated po pupil, po inability po to po move po eye po in posome po directions



Trochlear po Nerve po - po CORRECT po ANSWER po -- po Cranial po Nerve: po IV

- Composition: poMotor

- Function: poEye poMovement po(superior pooblique pomuscle)

- Damaged: poweakened po ability po to po look po downward



Trigeminal po Nerve po - po CORRECT po ANSWER po -- po Cranial po Nerve: po V

- Composition: poTwo posensory po divisions po(Ophthalamic poand poMaxillary)

- Function: p o Sensory p o - po face; po motor po - po muscles po of po mastication

- Damaged: po loss po of po facial po sensation; po impaired po chewing



Abducens po Nerve po - po CORRECT po ANSWER po -- po Cranial po Nerve: p o VI

,- Composition: poMotor

- Function: poLateral pomovement poof poeye

- Damaged: po inability po to po turn po eye po laterally



Facial po Nerve p o - po CORRECT po ANSWER po -- po Cranial po Nerve: p o VII

- Composition: poMixed

- Function: p o Sensory p o - potaste po on po anterior po2/3 po of po tongue; poMotor p o - povarious po facial/neck po muscles
p o and po glands



- Damaged: po Inability po to po control po facial po muscles, po impaired po sense poof po taste



Vestibulocochlear po Nerve po- poCORRECT po ANSWER po-- poCranial po Nerve: po VIII

- Composition: poSensory

- Function: po Hearing po and po balance

- Damaged: poDeafness po and po impaired po balance



Glossopharyngeal po Nerve po - po CORRECT po ANSWER po -- po Cranial po Nerve: p o IX

- Composition: poMixed

- Function: po Sensory po -
taste, potouch, popressure, popain, poand potemperature poon poposterior po1/3 poof potongue;
poMotor po- posalivation, poswallowing, poand pogagging



- Damaged: poLoss poof po taste, po impaired po swallowing



Vagus po Nerve po - po CORRECT po ANSWER po -- po Cranial po Nerve: p o X

- Composition: poMixed

- Function: poSensory po- potaste, pohunger, poand pofullness;
poMotor po- poswallowing, pospeech, poand poregulation poof

poheart poand poGI potract



- Damaged: po Impaired po swallowing po and po GI po motility; po fatal po if po both po Vagus po nerves po are po damaged



Accessory po Nerve po - po CORRECT po ANSWER po -- po Cranial po Nerve: po XI

- Composition: poMotor

- Function: po Swallowing; po head, po neck, po and po shoulder po movements

,- Damaged: po Impaired pomovement p o of po head, po neck po and po shoulders



Hypoglossal po Nerve po - po CORRECT po ANSWER po -- po Cranial po Nerve: p o XII

- Composition: poMotor

- Function: poTongue pomovements po for pospeech, pofood pomanipulation, poand poswallowing

- Damaged: po Impaired po tongue po movements po for po speech poand po swallowing



Longitudinal poFissure po- po CORRECT po ANSWER po -Separates po2 po cerebral po hemispheres.



Central poSulcus po - po CORRECT poANSWER po -Separates poparietal po and po frontal po lobes.



Gyri po - po CORRECT po ANSWER p o -Thick po folds po (hills) po of po the p o brain.



Sulci po - po CORRECT po ANSWER po -Shallow po grooves po (valleys) poof po the po brain.



Corpus po Callosum po - po CORRECT po ANSWER po --
Thick po nerve p o bundle po at po the po bottom po of po the p o longitudinal po fissure po that po connects po hemispheres.

- Considered p o part po of po the po cerebrum.

- Allows po for pocommunication po between pothe po hemispheres.



Gray po Matter po - po CORRECT po ANSWER po -- po Neuron po cell po bodies, po dendrites, po and po synapses.

- Forms po cortex po over pocerebrum po and po cerebellum.

- Forms p o nuclei po deep po within po the p o brain.



White po Matter po - po CORRECT po ANSWER po -- po Bundles po of po Axons

- Forms po tracts po that po connect p o parts po of po brain.



Dura po Mater po (Meninges) po- po CORRECT po ANSWER po -- poOutermost, po tough po membrane

- Outer poperiosteal polayer poagainst po bone

, - Inner pomeningeal po layer

- Subdural poSpace

- Where po separated po from po inner po meningeal po layer poforms po dural povenous po sinuses po drain po blood po from
po brain.



- Supportive postructures po formed po by podura pomater

- Falx pocerebri, po falx po Cerebelli po and po tentorium pocerebelli



Arachnoid poMater po (Meninges) po - po CORRECT po ANSWER po -Spider po web pofilamentous po layer.



Pia poMater po (Meninges) po - po CORRECT p o ANSWER po -Thin, po vascular po layer po adherent po to pothe po contours po of
po the po brain.




Meningitis po - po CORRECT po ANSWER po -Inflammation po of po the po Meninges

- Bacterial po and p o virus p o invasion po of po the po CNS p o by po way po of po the p o nose p o and p o throat.

- Signs poinclude po high po fever, postiff po neck, po drowsiness, poand po intense po headache po and pomay poprogress po to
po coma



- Diagnose po by po examining pothe po CSF

- Lumbar poPuncture po (Spinal po Tap)



Internal po chambers po within pothe po CNS

(In poorder) po- poCORRECT poANSWER po-Lateral poVentricles po- poInside poCerebral

hemispheres. poThird poVentricle po- poA posingle povertical pospace pounder poCorpus
po



Callosum.
po



Cerebral po Aqueduct po - po Runs po through po midbrain.

Fourth poVentricle po- poSmall pochamber pobetween popons poand

cerebellum. poCentral poCanal po- poRuns podown pothrough pospinal
po



cord.
po




- Lined po with po ependymal po cells po and po containing po choroid po plexus po of po capillaries po that po produce po CSF.



Cerebrospinal poFluid po - po CORRECT po ANSWER po --
Clear po liquid po fills po ventricles po and po canals po and po bathes po its poexternal po surface po(in po subarachnoid po space)

- Brain po produces po and po absorbs po about po 500 po ml/day