Essentials of Oral Histology and Embryology 6th Edition Test Bank – Complete Study Guide & Practice Questions

, Chapter.01:.Development.and.Structure.of.Cells.and.Tissues.Chiego:.Essentials.of.Oral.Hist
ology.and.Embryology,.6th.Edition


MULTIPLE.CHOICE

1. Mitochondria.produce.which.chemical.for.intracellular.energy?
a. ADP
b. ATP
c. RNA
d. DNA
.ANS:.B




Feedback
A Mitochondria.generate.energy.through.ATP,.not.ADP,.production.
B Correct..Mitochondria.produce.energy.via.ATP.
C Mitochondria.generate.energy.through.ATP,.not.RNA,.production.
D Mitochondria.generate.energy.through.ATP,.not.DNA,.production..DI

F: Recall. REF:.pp..2-3.OBJ:.1

2. Each.tissue.originates.from.mesoderm,.EXCEPT.one..Which.is.the.EXCEPTION?
a. Bone
b. Liver
c. Blood
d. Muscle
.ANS:.B




Feedback
A Bone.tissue.develops.from.mesodermal.cells.
B Correct..Liver.tissue.is.produced.by.endodermal.cells.
C Blood.develops.from.mesodermal.cells.
D Muscle.tissue.develops.from.mesodermal.cells..D

IF: Recall. REF:. p..6 OBJ:.3

3. Which.chemical.is.called.the.second.messenger?
a. aDNA
b. mRNA
c. dGMP

, Oral.Histology.and.Embryology.5th.edition.Chiego 3

d. cAMP
.ANS:.D




Feedback
A cAMP. is. the. second. messenger;. aDNA. is. not.
B cAMP. is. the. second. messenger;. mRNA. is. not.
C cAMP.is.the.second.messenger;.dGMP.is.not.
D. Correct.. cAMP. transmits. information. to. the. intracellular. organelles. when.activa
ted.by.surface.receptors.on.the.plasma.membrane.

DIF: Recall. REF:. . p..3 OBJ:.3

4. Which.cellular.component.facilitates.protein.synthesis?
a. Ribosomes
b. Lysosomes
c. Mitochondria
d. Plasmalemma.ANS:.A

Feedback
A Correct..Ribosomes.synthesize.protein.
B Lysosomes.facilitate.the.breakdown.of.intracellular.and.extracellular.substances.
C Mitochondria.generate.energy.
D The.plasmalemma.provides.a.protective.barrier.and.regulates.the.transport.of.sub
stances.to.and.from.the.cell.

5. Which.organelle.produces.microtubules?
a. Nucleus
b. Centriole
c. Golgi.apparatus
d. Endoplasmic.reticulum.ANS:.B

Feedback
A Centrioles.generate.microtubules;.the.nucleus.does.not.
B Correct..Centrioles.produce.microtubules.
C Centrioles.generate.microtubules;.the.Golgi.apparatus.does.not.
D Centrioles.generate.microtubules;.the.endoplasmic.reticulum.does.not..DI

F: Recall. REF:. p..3 OBJ:.1

6. Which.phase.of.the.cell.cycle.is.characterized.as.the.initial.resting.stage?




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, Oral.Histology.and.Embryology.5th.edition.Chiego 4

a. S.phase
b. G1.phase
c. G2.phase
d. Prophase.ANS:.B

Feedback
A The.S.phase.is.characterized.as.the.stage.in.which.DNA.synthesis.is.complete.
B Correct..The.G1.phase.is.the.initial.resting.stage.
C The.G2.phase.is.characterized.by.post-DNA.duplication.
D Prophase.is.characterized.by.four.specific.structural.changes..DI

F: Recall. REF:. p..4 OBJ:.1

7. Posttranslational.modifications.to.proteins.produced.by.the.rough.endoplasmic.reticulum.are
accomplished.by .
a. mitochondria
b. Golgi.apparatus
c. messenger.RNA
d. smooth.endoplasmic.reticulum.ANS:.B

Feedback
A The.Golgi.apparatus.is.responsible.for.posttranslational.alterations;.mitochondria.are
.not.


B Correct..The.Golgi.apparatus.makes.alterations.to.proteins.produced.by.the.rou
gh.endoplasmic.reticulum.
C The.Golgi.apparatus.is.responsible.for.posttranslational.alterations;.mRNA.is.not
.
D The.Golgi.apparatus.is.responsible.for.posttranslational.alterations;.the.smooth.en
doplasmic.reticulum.is.not.

DIF: Recall. REF:. . p..2 OBJ:.1

8. The provides.an.ideal.environment.for.the.implantation.and. growth.of.the.embryo.
a. ovary
b. uterine.tube
c. myometrium
d. endometrium.ANS:.D.

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