ESSENTIALS3OF3ORAL3HISTOLOGY3AND3EMBRYOLOGY3
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5THEDITION3CHIEGO3TEST3BANK3A+ II!
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Test3Bank II! Page31 II!
Chapter301:3Development3and3Structure3of3Cells3and3Tissues3Chiego:3Essentials3of3Oral3
Histology3and3Embryology,35th3Edition II!
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MULTIPLE3CHOICE II!
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1. II! Mitochondria3produce3which3chemical3for3intracellular3energy? II!
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Oral3Histology3and3Embryology35th3edition3Chiego II! 2 II!
a. ADP II!
b. ATP II!
c. RNA II!
d. DNA3
ANS:3B II!
II!
Feedback II!
A
II! Mitochondria3generate3energy3through3ATP,3not3ADP,3production.3 B II! II!
Correct.3Mitochondria3produce3energy3via3ATP. II!
C
II! Mitochondria3generate3energy3through3ATP,3not3RNA,3production.3
D II! Mitochondria3generate3energy3through3ATP,3not3DNA,3production. II!
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DIF: II! Recall3 REF:3pp.32-33OBJ:31 II! II!
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2. Each3tissue3originates3from3mesoderm,3EXCEPT3one.3Which3is3the3EXCEPTION?
II! II!
a. Bone II!
b. Liver II!
c. Blood II!
d. Muscle3
ANS:3B II!
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Feedback II!
A Bone3tissue3develops3from3mesodermal3cells.
II! II! B
Correct.3Liver3tissue3is3produced3by3endodermal3cells.3
II! II! C
Blood3develops3from3mesodermal3cells.
II! II!
D
II! Muscle3tissue3develops3from3mesodermal3cells.3
DIF: II! Recall3 REF:333p.36 II! II! OBJ:33 II!
3. II! Which3chemical3is3called3the3second3messenger? II!
a. aDNA II!
b. mRNA II!
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c. dGMP II!
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Oral3Histology3and3Embryology35th3edition3Chiego II! 3 II!
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, Oral3Histology3and3Embryology35th3edition3Chiego 3
d. cAMP3
ANS:3D II!
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Feedback II!
A33333333cAMP3is3the3second3messenger;3aDNA3is3not.3
B3333333cAMP3is3the3second3messenger;3mRNA3is3not.3
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C3 cAMP3is3the3second3messenger;3dGMP3is3not.
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D3Correct.3cAMP3transmits3information3to3the3intracellular3organelles3when3acti
vated3by3surface3receptors3on3the3plasma3membrane.
II! II!
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DIF:3333 Recall3 REF:333p.333333 OBJ:33
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II! II!
4. Which3cellular3component3facilitates3protein3synthesis?
II! II!
a. Ribosomes II!
b. Lysosomes II!
c. Mitochondria II!
d. Plasmalemma3ANS:3A II!
II!
Feedback II!
A Correct.3Ribosomes3synthesize3protein. II!
B Lysosomes3facilitate3the3breakdown3of3intracellular3and3extracellular3substances.3 C II!
Mitochondria3generate3energy.
II! II!
D
II! The3plasmalemma3provides3a3protective3barrier3and3regulates3the3transport3of3
II! substances3to3and3from3the3cell. II!
II!
5. II! Which3organelle3produces3microtubules? II!
a. Nucleus II!
b. Centriole II!
c. Golgi3apparatus II!
d. Endoplasmic3reticulum3ANS:3B II!
II!
Feedback II!
A
II! Centrioles3generate3microtubules;3the3nucleus3does3not.3 B II! II!
Correct.3Centrioles3produce3microtubules. II!
C Centrioles3generate3microtubules;3the3Golgi3apparatus3does3not. II!
D Centrioles3generate3microtubules;3the3endoplasmic3reticulum3does3not.3
DIF: II! Recall3 REF:333p.33
II! II! OBJ:31 II!
6. II! Which3phase3of3the3cell3cycle3is3characterized3as3the3initial3resting3stage? II!
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a. S3phase II!
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