Essentials of Oral Histology and Embryology: A Clinical Approach 6th Edition By Daniel J. Chiego Jr.| All Chapter 1-16 Covered| Original| Verified| Latest Edition| Rated A+| Test Bank

Essentials Of Oral Histology And Embryology 6thedition Chi
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,Essentials Of Oral Histology And Embryology 6thedition Chi
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Chapter 01: Development and Structure of Cells and Tissues Chiego: Essentials of Or
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al Histology and Embryology, 6th Edition
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MULTIPLE CHOICE ww




1. Mitochondria produce which chemical for intracellular energy?
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a. ADP
b. ATP
c. RNA
d. DNA
ANS: B
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Feedback
A Mitochondria generate ww ww energy through ATP, not ADP, production.
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B Correct. Mitochondria ww ww produce energy via ATP. ww ww ww



C Mitochondria generate ww ww energy through ATP, not RNA, production.
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D Mitochondria generate ww ww energy through ATP, not DNA, producti
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on. DIF: Recall REF:
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2. Each tissue originates from mesoderm, EXCEPT one. Which is the EXCEPTION?
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a. Bone
b. Liver
c. Blood
d. Muscle
ANS: B
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Feedback
A Bone tissue develops from mesodermal cells.
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B Correct. Liver tissue is produced by endodermal cells.
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C Blood develops from mesodermal cells.
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D Muscle tissue develops from mesodermal cel
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ls. DIF:
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OBJ: 3 ww




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

,Essentials Of Oral Histology And Embryology 6thedition Chi
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d. cAMP
ANS: D
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Feedback
A cAMP is the second messenger; aDNA is not.
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B cAMP is the second messenger; mRNA is not.
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C cAMP is the second messenger; dGMP is not.
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D Correct. cAMP transmits information to the intracellular organelles
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when activated by surface receptors on the plasma membrane.
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DIF: Recall REF: w w wwww p. 3 OBJ: 3
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4. Which cellular component facilitates protein synthesis?
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a. Ribosomes
b. Lysosomes
c. Mitochondria
d. Plasmalemma ANS: A ww ww




Feedback
A Correct. Ribosomes synthesize protein.
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B Lysosomes facilitate the breakdown of intracellular and extracellular substances.
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C Mitochondria generate energy. ww ww


D The plasmalemma provides a protective barrier and regulates the transp
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ort of substances to and from the cell.
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5. Which organelle produces microtubules?
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a. Nucleus
b. Centriole
c. Golgi apparatus
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d. Endoplasmic reticulum ANS: B ww ww ww




Feedback
A Centrioles generate ww microtubules; the nucleus does not.
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B Correct. Centrioles ww produce microtubules.
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C Centrioles generate ww microtubules; the Golgi apparatus does not.
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D Centrioles generate ww microtubules; the endoplasmic reticulum does
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not. DIF:
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6. Which phase of the cell cycle is characterized as the initial resting stage?
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, Essentials Of Oral Histology And Embryology 6thedition Chi
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a. S phase
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b. G1 phase
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c. G2 phase
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d. Prophase ANS: B ww ww




Feedback
A The S phase is characterized as the stage in which DNA synthesis is complete.
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B Correct. The G1 phase is the initial resting stage.
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C The G2 phase is characterized by post-DNA duplication.
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D Prophase is characterized by four specific structural chan
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ges. DIF:ww Recall REF: w w w w p. 4 ww OBJ: 1 ww




7. Posttranslational modifications to proteins produced by the rough endoplasmic retic
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ulum are ww



accomplished by . ww


a. mitochondria
b. Golgi apparatus ww


c. messenger RNA ww


d. smooth endoplasmic reticulum ANS: B
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Feedback
A The Golgi apparatus is responsible for posttranslational alterations; mitochon
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dria are not.
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B Correct. The Golgi apparatus makes alterations to proteins produced b
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y the rough endoplasmic reticulum.
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C The Golgi apparatus is responsible for posttranslational alterations; mRN
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A is not.
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D The Golgi apparatus is responsible for posttranslational alterations; the sm
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ooth endoplasmic reticulum is not.
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DIF: Recall REF: w w wwww p. 2 OBJ: 1
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8. The provides an ideal environment for the implantation and growth of the embryo.
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a. ovary
b. uterine tube ww



c. myometrium
d. endometrium ANS: ww ww




D Feedback
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