MCCANCES UNDERSTANDING
PATHOPHYSIOLOGY, CANADIAN EDITION
2ND EDITION
Chapterq01:q Cellularq Biology
Huetherq &q McCance:qUnderstandingq Pathophysiology,q 6thq Edition
MULTIPLEq CHOICE
1. Aq studentq isq observingq aq cellq underq theq microscope.q Itq isq observedq toqhav
eq supercoiledqDNAwithqhistones.q Whichq ofq theq followingq wouldq alsoqbeq ob
servedqbyq theq student?
a. Aq singleq circularq chromosome
b. Aq nucleus
c. Free-floatingq nuclearq material
d. Noq organelles
ANS: B
Theq cellq describedq isq aq eukaryoticq cell,q soqqqitqqqhasqqqhistonesqqqandq aqsupercoile
dq DNAq withinq itsnucleus;q thus,q theq nucleusq shouldq beq observed.qAqsingleqcir
cularqchromosomeqcalledq aq prokaryoteq containsq free-
floatingqnuclearq materialq butq hasq noq organelles.
REF:q p.q 2
,2. Aqnurseqisqinstructingqtheq staffq aboutq cellularq functions.q Whichq cellularqfunctio
nq isq theq nurseqdescribingq whenq anq isolatedqcellq absorbsq oxygenq andqusesq itq toq t
ransformq nutrientsq toq energy?
, a. Metabolicq absorption
b. Communication
c. Secretion
d. Respiration
ANS: D
Theq cell’sq abilityq toq absorbq oxygenq isq referredq toq asq respirationq whileq itsqcommun
icationqabilityinvolvesqmaintenanceqofqaqsteadyqdynamicqstate,qmetabolicqabsorpt
ionqprovidesqnutrition,qandqsecretionqallowsqforqtheqsynthesizingq ofq newq substan
ces.
REF:q p.q 2