Question 1

Microtubules

Accepted Answer

A)  serve as a mechanical stiffener for microvilli 
B)  are specialized to detect sound and positional changes in the ear 
C)  form non-muscle contractile assemblies 
D)  play an important structural role in parts of the cell subject to mechanical stress 
E)  none of these 
A)  serve as a mechanical stiffener for microvilli 
B)  are specialized to detect sound and positional changes in the ear 
C)  form non-muscle contractile assemblies 
D)  play an important structural role in parts of the cell subject to mechanical stress 
E)  none of these

Question 2

Of the organelles below, which occurs in the lowest number within a typical human cell?

Accepted Answer

A)  mitochondria 
B)  vaults 
C)  peroxisomes 
D)  lysosomes 
E)  nuclei 
A)  mitochondria 
B)  vaults 
C)  peroxisomes 
D)  lysosomes 
E)  nuclei

Question 3

Use the figure above to answer the corresponding questions.
Which organelle uses oxygen to strip hydrogens from organic molecules?
  $\begin{array}{ll}
\text { a. } & 1 \
\text { b. } & 3 \
\text { c. } & 3 \
\text { c. } & 4\e.&5
\end{array}$

Accepted Answer

The answer of Use the figure above to answer the...

Question 4

Describe the movement of vesicles along microtubules in the cytoskeleton. Include the following in your

Accepted Answer

microtubules, tubuli

Question 5

Complete each of the following statments.
____________________ RNA carries amino acids to the sites of protein synthesis in the cell.

Accepted Answer

The answer of Complete each of the following statments.
____________________ RNA...

Question 6

Use the figure above to answer the corresponding questions.
Which number identifies the structure responsible for the synthesis of proteins that end up in secretory vesicles?
  $\begin{array}{ll}
\text { a. } & 1 \
\text { b. } & 3 \
\text { c. } & 3 \
\text { c. } & 4\e.&5
\end{array}$

Accepted Answer

The answer of Use the figure above to answer the...

Question 7

Use the figure above to answer the corresponding questions.
Which number identifies the site of aerobic respiration?
  $\begin{array}{ll}
\text { a. } & 1 \
\text { b. } & 3 \
\text { c. } & 3 \
\text { c. } & 4\e.&5
\end{array}$

Accepted Answer

The answer of Use the figure above to answer the...

Question 8

Which of the following must be at ribosome in order for protein synthesis to occur?

Accepted Answer

A)  tRNA 
B)  mRNA 
C)  DNA 
D)  All of these 
E)  tRNA and mRNA 
A)  tRNA 
B)  mRNA 
C)  DNA 
D)  All of these 
E)  tRNA and mRNA

Question 9

During axonal transport

Accepted Answer

A)  Kinesins carry axonal debris toward the axon terminal. 
B)  Kinesins move toward the nucleus of the cell. 
C)  Dyneins carry secretory vesicles toward the axon terminal. 
D)  Dyneins move away from the nucleus. 
E)  Microfilaments serve as the major intracellular "highway." 
A)  Kinesins carry axonal debris toward the axon terminal. 
B)  Kinesins move toward the nucleus of the cell. 
C)  Dyneins carry secretory vesicles toward the axon terminal. 
D)  Dyneins move away from the nucleus. 
E)  Microfilaments serve as the major intracellular "highway."

Question 10

Identify the true statement(s) about anaerobic respiration.

Accepted Answer

A)  It completely oxidizes certain food molecules. 
B)  It forms a compound that can be altered and then enter the Krebs cycle. 
C)  It generates ATP molecules. 
D)  All of these. 
E)  It forms a compound that can be altered and then enter the Krebs cycle, and it generates ATP molecules. 
A)  It completely oxidizes certain food molecules. 
B)  It forms a compound that can be altered and then enter the Krebs cycle. 
C)  It generates ATP molecules. 
D)  All of these. 
E)  It forms a compound that can be altered and then enter the Krebs cycle, and it generates ATP molecules.

Question 11

What accounts for the most ATP production?

Accepted Answer

A)  Krebs cycle 
B)  citric acid cycle 
C)  NADH 
D)  oxidative phosphorylation 
E)  glycolysis 
A)  Krebs cycle 
B)  citric acid cycle 
C)  NADH 
D)  oxidative phosphorylation 
E)  glycolysis

Question 12

Complete each of the following statments.
____________________ refers to the process of an intracellular vesicle fusing with the plasma membrane, then opening and emptying its contents to the exterior.

Accepted Answer

The answer of Complete each of the following statments.
____________________ refers...

Question 13

The form of endocytosis in which whole cells such as bacteria are brought in is

Accepted Answer

A)  exocytosis 
B)  pinocytosis 
C)  receptor-mediated endocytosis 
D)  phagocytosis 
E)  mitosis 
A)  exocytosis 
B)  pinocytosis 
C)  receptor-mediated endocytosis 
D)  phagocytosis 
E)  mitosis

Question 14

Glycolysis

Accepted Answer

A)  produces citric acid 
B)  transfers energy to glucose 
C)  produces more ATP molecules than does one turn of the Krebs cycle 
D)  traps energy in FADH2 
E)  none of these 
A)  produces citric acid 
B)  transfers energy to glucose 
C)  produces more ATP molecules than does one turn of the Krebs cycle 
D)  traps energy in FADH2 
E)  none of these

Question 15

Select the structure that is not located in the cytosol of the cell.

Accepted Answer

A)  ER 
B)  Golgi complex 
C)  lysosome 
D)  mitochondrion 
E)  nucleolus 
A)  ER 
B)  Golgi complex 
C)  lysosome 
D)  mitochondrion 
E)  nucleolus

Question 16

Describe the structure and function of cilia and flagella. Be sure to include the following in your

Accepted Answer

basal body, doublets

Question 17

How is ATP synthesized via electron transport and oxidative phosphorylation? Be sure to include the following items in your

Accepted Answer

electrons, glycolysis, Krebs c

Question 18

Most intermediary metabolism is accomplished in the cytosol.

Accepted Answer

A) True 
 B)False

Question 19

Complete each of the following statments.
____________________, an enzyme found in peroxisomes, decomposes potentially toxic hydrogen peroxide.

Accepted Answer

The answer of Complete each of the following statments.
____________________, an...

Question 20

Nicotimamide adenine dinucleotide (NAD)

Accepted Answer

A)  does not convert ADP + Pi to ATP 
B)  is found in the cytosol 
C)  is a hydrogen carrier molecule 
D)  is found in the mitochondrion 
E)  all of these 
A)  does not convert ADP + Pi to ATP 
B)  is found in the cytosol 
C)  is a hydrogen carrier molecule 
D)  is found in the mitochondrion 
E)  all of these

Exam 2: Cell Physiology

Microtubules

Of the organelles below, which occurs in the lowest number within a typical human cell?

Use the figure above to answer the corresponding questions. Which organelle uses oxygen to strip hydrogens from organic molecules? a. 1 b. 3 c. 3 c. 4 e. 5

Describe the movement of vesicles along microtubules in the cytoskeleton. Include the following in your

Complete each of the following statments. ____________________ RNA carries amino acids to the sites of protein synthesis in the cell.

Use the figure above to answer the corresponding questions. Which number identifies the structure responsible for the synthesis of proteins that end up in secretory vesicles? a. 1 b. 3 c. 3 c. 4 e. 5

Use the figure above to answer the corresponding questions. Which number identifies the site of aerobic respiration? a. 1 b. 3 c. 3 c. 4 e. 5

Which of the following must be at ribosome in order for protein synthesis to occur?

During axonal transport

Identify the true statement(s) about anaerobic respiration.

What accounts for the most ATP production?

Complete each of the following statments. ____________________ refers to the process of an intracellular vesicle fusing with the plasma membrane, then opening and emptying its contents to the exterior.

The form of endocytosis in which whole cells such as bacteria are brought in is

Glycolysis

Select the structure that is not located in the cytosol of the cell.

Describe the structure and function of cilia and flagella. Be sure to include the following in your

How is ATP synthesized via electron transport and oxidative phosphorylation? Be sure to include the following items in your

Most intermediary metabolism is accomplished in the cytosol.

Complete each of the following statments. ____________________, an enzyme found in peroxisomes, decomposes potentially toxic hydrogen peroxide.

Nicotimamide adenine dinucleotide (NAD)

Introduction to Physiology and Homeostasis

The Plasma Membrane and Membrane Potential

Principles of Neural and Hormonal Communication

A--The Central Nervous System

B--The Central Nervous System

A--The Peripheral Nervous System: Afferent Division; Special Senses

B--The Peripheral Nervous System: Afferent Division; Special Senses

The Peripheral Nervous System: Efferent Division

A--Muscle Physiology

B--Muscle Physiology

A--Cardiac Physiology

B--Cardiac Physiology

The Blood Vessels and Blood Pressure

The Blood

Body Defenses

A--The Respiratory System

B--The Respiratory System

A--The Urinary System

B--The Urinary System

A--Fluid and Acid-Base Balance

B--Fluid and Acid-Base Balance

A--The Digestive System

B--The Digestive System

Energy Balance and Temperature Regulation

A--Principles of Endocrinology: the Central Endocrine Glands

B--Principles of Endocrinology: the Central Endocrine Glands

A--The Peripheral Endocrine Glands

B--The Peripheral Endocrine Glands

A--The Reproductive System

B--The Reproductive System

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