WGU D027 COURSE MATERIAL QUESTIONS
WITH CORRECT ANSWERS 2025/2026
Which Lof Lthe Lfollowing Lis Lnot La Lcellular Lfunction? L- LCORRECT LANSWER L-Combustion L-
All Lliving Lcells Lmust Labsorb Land Lmetabolize Lsources Lof Lenergy, Lexcrete Lwaste Land Lby-
products Lof Lthose Lprocesses, Land Lreproduce Lto Lcontinue Loffspring. LPyrotechnic
Lprocesses L(i.e. Lcombustion) Lare Lgenerally Lmetaphorical.
What Lare Lmitochondria Lresponsible Lfor? L- LCORRECT LANSWER L-Energy Lproduction L-
Mitochondria Lare Lthe Lenergy Lproduction Lorganelles Lof Lthe Lcell Lresponsible Lfor Lthe Lmajor
Lmetabolic Lprocesses Lof Lcreating Lunits Lof Lenergy L(e.g., LATP).
Which Lif Lthe Lfollowing Lcan Lcause Ledema? L- LCORRECT LANSWER L-Increased Llymphatic Lpressure
L-
Decreased Lvascular Land Llymphatic Lpressure Ldoes Lnot Lgenerally Lresult Lin Lthe Lmovement Land
Laccumulation Lof Lfluid Linto Lextravascular Lspaces. LIncreased Lplasma Lpressure Lin Lthe Lvascular
results Lin Lhypertension, Lwhile Lincreased Llymphatic Lpressure Lwill Lreadily Lresult Lin Lthe Lpooling
Lof Llymphatic Ldrainage Linto Lthird Lspaces L(i.e. Ledema).
Which Lof Lthe Lfollowing Lbest Ldescribes Lthe Lresult Lof Lcellular Lreproduction? L- LCORRECT
LANSWER L- LTwo Ldiploid Lcells, Lcalled Ldaughter Lcells, Lare Lproduced L-
The Lresultant Loffspring Lof Lcellular Lreproduction Lis Lthe Lcreation Lof Ltwo Ldaughter Lcells Lafter Lthe
completion Lof Lmitosis Lor Lmeiosis. LInterphase Lis Lthe Llongest Lperiod Lthat La Lcell Lspends Lits
Llife Lcycle Land Lis Lthe Lpreparatory Lstage Lbefore Lcellular Lreproduction. LAnaphase Lis Lthe
Lseparation Lof Lgenetic Lmaterials Lto Lthe Lopposing Lcentromeres Lof Lthe Lcell, Lfollowed Lby
Ltelophase.
,What Lindicates Lhypokalemia? L- LCORRECT LANSWER L-Serum LK Ldecreases Lto Lless Lthan L3.5 L-
Normal Lserum Lpotassium L(K), Lalso Lknown Las Leukalemia, Lis Lgenerally L3.5-5.5 LmEq/L,
Lwith Lsome Lvariations Lof L+/- L0.1-0.3 LmEq/L Ldepending Lon Lthe Llaboratory Ltesting, Lage,
Land Lother Lpotential Lpatient-specific Lconditions Land Lvariations. LAlterations Lin Lfluid
Lvolume Lor Lthe Ladministration Lof La Lsupplement Lalone Ldo Lnot Lnecessarily Lcontribute Lto
Lthe Ldevelopment Lof Lhypokalemia.
,What Lis Lan Lexample Lof Lboth Lhyperplasia Land Lhypertrophy? L- LCORRECT LANSWER L-Uterine
Lenlargement Ldue Lto Lpregnancy L-
Hyperplasia Lis Lthe Lincrease Lin Lthe Lnumber Lof Lcells Lof Lan Lorgan Lor Ltissue, Lwhile Lhypertrophy
Lis Lthe Lenlargement Lof Lthe Lcells Lof La Lgiven Lorgan Lor Ltissue Lwithout La Lchange Lin Lthe
Lnumber Lof Lcells.
Muscle Lcells Lgrow Land Lenlarge L(hypertrophy) Lin Lresponse Lto Lincreased Lwork Lor Lstress Lfrom
exercise Lor Lincreased Lcardiovascular Lpressures. LWhen La Lliver Lis Ldamaged Lor Lpart Lof Lit Lis
Lremoved, Lit Lis Lthe Lone Linternal Lsolid Lorgan Lcapable Lof Lregeneration Lto Lrepair Litself
Lcreating Lmore Lcells
(hyperplasia). LDuring Lpregnancy, Lthe Luterus Lmust Lboth Lgrow Lto Lcreate Lmore Lcells Land
Lenlarge Lthose Lexisting Lcells Lin Lpreparation Lfor Lthe Lsupport Lof La Lfetus.
What Lregulates Lthe Lsodium Lbalance? L- LCORRECT LANSWER L-Aldosterone L-
Aldosterone Lis La Lregulatory Lhormone Lproduced Lby Lthe Ladrenal Lglands Lto Laffect Lthe
Lkidneys' Lregulation Lof Lsodium, Lpotassium, Land Lwater Lexcretion.
What Lis Lthe Lalteration Lif Lthe Lextracellular Lfluid Lvolume Lis Lless Lthan Lnormal? L- LCORRECT
LANSWER L- LHypotonic L-
In Lhypotonic Lstates, Lthe Lcell Lsize Lis Lincreased Las La Lresult Lof Lwater Lmoving Lfrom Lthe
Lextracellular Lfluid L(ECF) Linto Lthe Lcell Lto Lincrease Lintracellular Lfluid. LIso- Lor Lnormotonic
Lstates Lare La Lbalanced Lstate Lbetween Lintra- Land Lextracellular Lfluid Lvolumes. LHypertonic
Lstates Lcause Lwater Lto Lshift Lout Lof Lthe Lcell Lto Lincrease Lthe LECF Labove Lnormal.
When Lin Lexcess, Lwhat Ldo Lbuffers Labsorb? L- LCORRECT LANSWER L-Hydrogen L-
Excesses Lof Lacid Lor Lbase, LH+ Lor Lhydroxyl Lion L(OH−), Lare Labsorbed Lfor Lthe Lpurpose Lof
Lmaintaining LpH Lhomeostasis L(pH Lof L7.38-7.42)
Which Lof Lthe Lfollowing Lwould La Lpatient Lwith Lmetabolic Lacidosis Lhave? L- LCORRECT
LANSWER L-pH Lbelow L7.35; LBicarbonate Llevel Lbelow L22 LmEq/L L-
The Ldiagnosis Lof Lmetabolic Lacidosis Lrequires Lthat Lthe Ltesting Lof Larterial Lblood Lfinds Lthat
Lthe LpH Lis Lless Lthan L7.35 Land Lthe Lbicarbonate Llevel Lis Lless Lthan L22 LmEq/L.
, What Lis Lthe Lprocess Lby Lwhich LRNA Ldirects Lthe Lsynthesis Lof Lpolypeptides? L- LCORRECT
LANSWER L- LTranslation L-
Translation Lrefers Lto Lthis Lprocess. LTranscription Lis Lanother Lprocess Lin Lwhich LRNA Lis
Lsynthesized. LMutation Lmeans Lgenetic Lmaterial Lhas Lbeen Lmodified Lthrough Linheritance.
LCreation Lis La Lterm Lthat Ldoes Lnot Lapply Lin Lthis Lcontext.
What Lis Lthe Lrecurrence Lrate Lfor Lautosomal Ldominant Ldisease? L- LCORRECT LANSWER L-50% L-
For La Lcouple Lin Lwhich Lone Lor Lboth Lpartners Lare Laffected Lby Lthe Ldisease, Lthe Lchance Lof Leach
Lchild Lbeing Lheterozygous Laffected Lis L50%.
Which Lof Lthe Lfollowing Lstatements Lis Ltrue Labout Lautosomal Lrecessive Ldisease? L-
LCORRECT LANSWER L-It Laffects Lboth Lmen Land Lwomen Lequally L-
A Lcriterion Lfor Lrecognizing Lthe Linheritance Lof Lan Lautosomal Lrecessive Ldisease Lis Lthat
Lmen Land Lwomen Lwill Lbe Laffected Lby Lit Lin Lequal Lmeasure.
What Lis Lthe Lproportion Lof Lthe Lpopulation Laffected Lby La Ldisease Lat Lthe Lspecific Lpoint Lin
Ltime? L- LCORRECT LANSWER L-Prevalence Lrate L-
Incidence Lrate Lrefers Lto Lhow Lmany Lnew Lcases Lthere Lare Lof La Ldisease Lwithin La Lperiod Lof
Ltime Ldivided Lby Lthe Lnumber Lof Lthe Lpopulation's Lindividuals. LThe Lprevalence Lrate Lis
Laffected Lby Lthe Lincidence Lrate Land Lhow Llong Lthe Laffected Lpatients Lsurvive. LRisk Lfactor Lis
Lanything Lthat Lcould Llead Lto Ldisease. LRelative Lrisk Lis Lthe Lmeasure Lof La Lrisk Lfactor Leffect.
Which Lof Lthe Lfollowing Lshould Lbe Lcompleted Lwhen La Ldisease Lis Lmultifactorial Lbut Lhas La
Llarger Lgenetic Lcomponent? L- LCORRECT LANSWER L-Get La Lthorough Lfamily Lhistory L-
Environment Land Llifestyle Lchoices Lmay Linfluence La Ldisease, Lbut Ldiseases Lsuch Las Lbreast
Lcancer Lare Lhereditary, Lso Lthe Lfamily Lhistory Lshould Lbe Lreviewed.
Which Laction Lis Lthe Lpurpose Lof Lthe Linflammatory Lprocess? L- LCORRECT LANSWER L-To
Ldestroy Lforeign, Linvasive Lmicroorganisms L-
WITH CORRECT ANSWERS 2025/2026
Which Lof Lthe Lfollowing Lis Lnot La Lcellular Lfunction? L- LCORRECT LANSWER L-Combustion L-
All Lliving Lcells Lmust Labsorb Land Lmetabolize Lsources Lof Lenergy, Lexcrete Lwaste Land Lby-
products Lof Lthose Lprocesses, Land Lreproduce Lto Lcontinue Loffspring. LPyrotechnic
Lprocesses L(i.e. Lcombustion) Lare Lgenerally Lmetaphorical.
What Lare Lmitochondria Lresponsible Lfor? L- LCORRECT LANSWER L-Energy Lproduction L-
Mitochondria Lare Lthe Lenergy Lproduction Lorganelles Lof Lthe Lcell Lresponsible Lfor Lthe Lmajor
Lmetabolic Lprocesses Lof Lcreating Lunits Lof Lenergy L(e.g., LATP).
Which Lif Lthe Lfollowing Lcan Lcause Ledema? L- LCORRECT LANSWER L-Increased Llymphatic Lpressure
L-
Decreased Lvascular Land Llymphatic Lpressure Ldoes Lnot Lgenerally Lresult Lin Lthe Lmovement Land
Laccumulation Lof Lfluid Linto Lextravascular Lspaces. LIncreased Lplasma Lpressure Lin Lthe Lvascular
results Lin Lhypertension, Lwhile Lincreased Llymphatic Lpressure Lwill Lreadily Lresult Lin Lthe Lpooling
Lof Llymphatic Ldrainage Linto Lthird Lspaces L(i.e. Ledema).
Which Lof Lthe Lfollowing Lbest Ldescribes Lthe Lresult Lof Lcellular Lreproduction? L- LCORRECT
LANSWER L- LTwo Ldiploid Lcells, Lcalled Ldaughter Lcells, Lare Lproduced L-
The Lresultant Loffspring Lof Lcellular Lreproduction Lis Lthe Lcreation Lof Ltwo Ldaughter Lcells Lafter Lthe
completion Lof Lmitosis Lor Lmeiosis. LInterphase Lis Lthe Llongest Lperiod Lthat La Lcell Lspends Lits
Llife Lcycle Land Lis Lthe Lpreparatory Lstage Lbefore Lcellular Lreproduction. LAnaphase Lis Lthe
Lseparation Lof Lgenetic Lmaterials Lto Lthe Lopposing Lcentromeres Lof Lthe Lcell, Lfollowed Lby
Ltelophase.
,What Lindicates Lhypokalemia? L- LCORRECT LANSWER L-Serum LK Ldecreases Lto Lless Lthan L3.5 L-
Normal Lserum Lpotassium L(K), Lalso Lknown Las Leukalemia, Lis Lgenerally L3.5-5.5 LmEq/L,
Lwith Lsome Lvariations Lof L+/- L0.1-0.3 LmEq/L Ldepending Lon Lthe Llaboratory Ltesting, Lage,
Land Lother Lpotential Lpatient-specific Lconditions Land Lvariations. LAlterations Lin Lfluid
Lvolume Lor Lthe Ladministration Lof La Lsupplement Lalone Ldo Lnot Lnecessarily Lcontribute Lto
Lthe Ldevelopment Lof Lhypokalemia.
,What Lis Lan Lexample Lof Lboth Lhyperplasia Land Lhypertrophy? L- LCORRECT LANSWER L-Uterine
Lenlargement Ldue Lto Lpregnancy L-
Hyperplasia Lis Lthe Lincrease Lin Lthe Lnumber Lof Lcells Lof Lan Lorgan Lor Ltissue, Lwhile Lhypertrophy
Lis Lthe Lenlargement Lof Lthe Lcells Lof La Lgiven Lorgan Lor Ltissue Lwithout La Lchange Lin Lthe
Lnumber Lof Lcells.
Muscle Lcells Lgrow Land Lenlarge L(hypertrophy) Lin Lresponse Lto Lincreased Lwork Lor Lstress Lfrom
exercise Lor Lincreased Lcardiovascular Lpressures. LWhen La Lliver Lis Ldamaged Lor Lpart Lof Lit Lis
Lremoved, Lit Lis Lthe Lone Linternal Lsolid Lorgan Lcapable Lof Lregeneration Lto Lrepair Litself
Lcreating Lmore Lcells
(hyperplasia). LDuring Lpregnancy, Lthe Luterus Lmust Lboth Lgrow Lto Lcreate Lmore Lcells Land
Lenlarge Lthose Lexisting Lcells Lin Lpreparation Lfor Lthe Lsupport Lof La Lfetus.
What Lregulates Lthe Lsodium Lbalance? L- LCORRECT LANSWER L-Aldosterone L-
Aldosterone Lis La Lregulatory Lhormone Lproduced Lby Lthe Ladrenal Lglands Lto Laffect Lthe
Lkidneys' Lregulation Lof Lsodium, Lpotassium, Land Lwater Lexcretion.
What Lis Lthe Lalteration Lif Lthe Lextracellular Lfluid Lvolume Lis Lless Lthan Lnormal? L- LCORRECT
LANSWER L- LHypotonic L-
In Lhypotonic Lstates, Lthe Lcell Lsize Lis Lincreased Las La Lresult Lof Lwater Lmoving Lfrom Lthe
Lextracellular Lfluid L(ECF) Linto Lthe Lcell Lto Lincrease Lintracellular Lfluid. LIso- Lor Lnormotonic
Lstates Lare La Lbalanced Lstate Lbetween Lintra- Land Lextracellular Lfluid Lvolumes. LHypertonic
Lstates Lcause Lwater Lto Lshift Lout Lof Lthe Lcell Lto Lincrease Lthe LECF Labove Lnormal.
When Lin Lexcess, Lwhat Ldo Lbuffers Labsorb? L- LCORRECT LANSWER L-Hydrogen L-
Excesses Lof Lacid Lor Lbase, LH+ Lor Lhydroxyl Lion L(OH−), Lare Labsorbed Lfor Lthe Lpurpose Lof
Lmaintaining LpH Lhomeostasis L(pH Lof L7.38-7.42)
Which Lof Lthe Lfollowing Lwould La Lpatient Lwith Lmetabolic Lacidosis Lhave? L- LCORRECT
LANSWER L-pH Lbelow L7.35; LBicarbonate Llevel Lbelow L22 LmEq/L L-
The Ldiagnosis Lof Lmetabolic Lacidosis Lrequires Lthat Lthe Ltesting Lof Larterial Lblood Lfinds Lthat
Lthe LpH Lis Lless Lthan L7.35 Land Lthe Lbicarbonate Llevel Lis Lless Lthan L22 LmEq/L.
, What Lis Lthe Lprocess Lby Lwhich LRNA Ldirects Lthe Lsynthesis Lof Lpolypeptides? L- LCORRECT
LANSWER L- LTranslation L-
Translation Lrefers Lto Lthis Lprocess. LTranscription Lis Lanother Lprocess Lin Lwhich LRNA Lis
Lsynthesized. LMutation Lmeans Lgenetic Lmaterial Lhas Lbeen Lmodified Lthrough Linheritance.
LCreation Lis La Lterm Lthat Ldoes Lnot Lapply Lin Lthis Lcontext.
What Lis Lthe Lrecurrence Lrate Lfor Lautosomal Ldominant Ldisease? L- LCORRECT LANSWER L-50% L-
For La Lcouple Lin Lwhich Lone Lor Lboth Lpartners Lare Laffected Lby Lthe Ldisease, Lthe Lchance Lof Leach
Lchild Lbeing Lheterozygous Laffected Lis L50%.
Which Lof Lthe Lfollowing Lstatements Lis Ltrue Labout Lautosomal Lrecessive Ldisease? L-
LCORRECT LANSWER L-It Laffects Lboth Lmen Land Lwomen Lequally L-
A Lcriterion Lfor Lrecognizing Lthe Linheritance Lof Lan Lautosomal Lrecessive Ldisease Lis Lthat
Lmen Land Lwomen Lwill Lbe Laffected Lby Lit Lin Lequal Lmeasure.
What Lis Lthe Lproportion Lof Lthe Lpopulation Laffected Lby La Ldisease Lat Lthe Lspecific Lpoint Lin
Ltime? L- LCORRECT LANSWER L-Prevalence Lrate L-
Incidence Lrate Lrefers Lto Lhow Lmany Lnew Lcases Lthere Lare Lof La Ldisease Lwithin La Lperiod Lof
Ltime Ldivided Lby Lthe Lnumber Lof Lthe Lpopulation's Lindividuals. LThe Lprevalence Lrate Lis
Laffected Lby Lthe Lincidence Lrate Land Lhow Llong Lthe Laffected Lpatients Lsurvive. LRisk Lfactor Lis
Lanything Lthat Lcould Llead Lto Ldisease. LRelative Lrisk Lis Lthe Lmeasure Lof La Lrisk Lfactor Leffect.
Which Lof Lthe Lfollowing Lshould Lbe Lcompleted Lwhen La Ldisease Lis Lmultifactorial Lbut Lhas La
Llarger Lgenetic Lcomponent? L- LCORRECT LANSWER L-Get La Lthorough Lfamily Lhistory L-
Environment Land Llifestyle Lchoices Lmay Linfluence La Ldisease, Lbut Ldiseases Lsuch Las Lbreast
Lcancer Lare Lhereditary, Lso Lthe Lfamily Lhistory Lshould Lbe Lreviewed.
Which Laction Lis Lthe Lpurpose Lof Lthe Linflammatory Lprocess? L- LCORRECT LANSWER L-To
Ldestroy Lforeign, Linvasive Lmicroorganisms L-
