BESTLEC
Test Bank for Essentials of Oral Histology and Embryology:
A Clinical Approach 6th Edition
by Daniel J. Chiego
2025|| All Chapters Covered|| Latest Edition|| ISBN-13 978-0323876643
C
LE
ST
BE
1
,BESTLEC
Chapter 01: Development and Structure of Cells and Tissues Chiego:
MULTIPLE CHOICE
1. Mitochondria produce which chemical for intracellular energy?
a. ADP
b. ATP
c. RNA
d. DNA
ANSWER: B
Feedback
A Mitochondria generate energy through ATP, not ADP, production.
C
B Correct. Mitochondria produce energy via ATP.
C Mitochondria generate energy through ATP, not RNA, production.
LE
D Mitochondria generate energy through ATP, not DNA, production. DIF: Recall REF: pp. 2-3
OBJ: 1
2. Each tissue originates from mesoderm, EXCEPT one. Which is the EXCEPTION?
ST
a. Bone
b. Liver
c. Blood
BE
d. Muscle
ANSWER: 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. DIF: Recall REF: p. 6 OBJ: 3
3. Which chemical is called the second messenger?
a. aDNA
2
,BESTLEC
b. mRNA
c. dGMP
d. cAMP
ANSWER: 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 activated by surface receptors
on the plasma membrane.
C
DIF: Recall REF: p. 3 OBJ: 3
LE
4. Which cellular component facilitates protein synthesis?
a. Ribosomes
ST
b. Lysosomes
c. Mitochondria
d. Plasmalemma
BE
ANSWER: 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 substances to and
from the cell.
5. Which organelle produces microtubules?
a. Nucleus
b. Centriole
3
, BESTLEC
c. Golgi apparatus
d. Endoplasmic reticulum
ANSWER: 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. DIF: Recall REF: p.
3 OBJ: 1
6. Which phase of the cell cycle is characterized as the initial resting stage?
C
a. S phase
b. G1 phase
LE
c. G2 phase
d. Prophase
ST
ANSWER: B
Feedback
BE
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. DIF: 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
ANSWER: B
4
Test Bank for Essentials of Oral Histology and Embryology:
A Clinical Approach 6th Edition
by Daniel J. Chiego
2025|| All Chapters Covered|| Latest Edition|| ISBN-13 978-0323876643
C
LE
ST
BE
1
,BESTLEC
Chapter 01: Development and Structure of Cells and Tissues Chiego:
MULTIPLE CHOICE
1. Mitochondria produce which chemical for intracellular energy?
a. ADP
b. ATP
c. RNA
d. DNA
ANSWER: B
Feedback
A Mitochondria generate energy through ATP, not ADP, production.
C
B Correct. Mitochondria produce energy via ATP.
C Mitochondria generate energy through ATP, not RNA, production.
LE
D Mitochondria generate energy through ATP, not DNA, production. DIF: Recall REF: pp. 2-3
OBJ: 1
2. Each tissue originates from mesoderm, EXCEPT one. Which is the EXCEPTION?
ST
a. Bone
b. Liver
c. Blood
BE
d. Muscle
ANSWER: 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. DIF: Recall REF: p. 6 OBJ: 3
3. Which chemical is called the second messenger?
a. aDNA
2
,BESTLEC
b. mRNA
c. dGMP
d. cAMP
ANSWER: 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 activated by surface receptors
on the plasma membrane.
C
DIF: Recall REF: p. 3 OBJ: 3
LE
4. Which cellular component facilitates protein synthesis?
a. Ribosomes
ST
b. Lysosomes
c. Mitochondria
d. Plasmalemma
BE
ANSWER: 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 substances to and
from the cell.
5. Which organelle produces microtubules?
a. Nucleus
b. Centriole
3
, BESTLEC
c. Golgi apparatus
d. Endoplasmic reticulum
ANSWER: 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. DIF: Recall REF: p.
3 OBJ: 1
6. Which phase of the cell cycle is characterized as the initial resting stage?
C
a. S phase
b. G1 phase
LE
c. G2 phase
d. Prophase
ST
ANSWER: B
Feedback
BE
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. DIF: 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
ANSWER: B
4
