Question 1

What is the source of new material for the plasma membrane?

Accepted Answer

A)  microtubules 
B)  mitochondria 
C)  rough endoplasmic reticulum 
D)  ribosomes 
E)  Golgi apparatus 
A)  microtubules 
B)  mitochondria 
C)  rough endoplasmic reticulum 
D)  ribosomes 
E)  Golgi apparatus

Question 2

________ cells are all of the cells of the body except the reproductive cells (sperm and oocytes).

Accepted Answer

A)  Core 
B)  Somatic 
C)  Corpus 
D)  Main 
E)  Primary 
A)  Core 
B)  Somatic 
C)  Corpus 
D)  Main 
E)  Primary

Question 3

All of the following membrane transport mechanisms are passive processes except

Accepted Answer

A)  diffusion. 
B)  facilitated diffusion. 
C)  vesicular transport. 
D)  osmosis. 
E)  movement of water. 
A)  diffusion. 
B)  facilitated diffusion. 
C)  vesicular transport. 
D)  osmosis. 
E)  movement of water.

Question 4

The potential difference across the cell membrane is due to the unequal distribution of ________ acrossthe membrane.

Accepted Answer

A)  carbohydrate molecules 
B)  water molecules 
C)  cations and anions 
D)  acids and bases 
E)  phospholipids and proteins 
A)  carbohydrate molecules 
B)  water molecules 
C)  cations and anions 
D)  acids and bases 
E)  phospholipids and proteins

Question 5

MRNA is needed to synthesize ________ in the cytoplasm.

Accepted Answer

A)  carbohydrates 
B)  lipids 
C)  proteins 
D)  phospholipids 
E)  salts 
A)  carbohydrates 
B)  lipids 
C)  proteins 
D)  phospholipids 
E)  salts

Question 6

Which organelle is more prominent in cells that make large amounts of protein?

Accepted Answer

A)  nucleus 
B)  nucleolus 
C)  chromosome 
D)  proteasome 
E)  mitochondria 
A)  nucleus 
B)  nucleolus 
C)  chromosome 
D)  proteasome 
E)  mitochondria

Question 7

In addition to secreting products from the cell, vesicles produced by the Golgi apparatus can

Accepted Answer

A)  house chromosomes. 
B)  produce ATP. 
C)  synthesize proteins. 
D)  add new material to the plasma membrane. 
E)  transport materials to the endoplasmic reticulum. 
A)  house chromosomes. 
B)  produce ATP. 
C)  synthesize proteins. 
D)  add new material to the plasma membrane. 
E)  transport materials to the endoplasmic reticulum.

Question 8

The ________ is the microtubule organizing center of the cell.

Accepted Answer

A)  flagellum 
B)  ribosome 
C)  nucleus 
D)  centrosome 
E)  plasma membrane 
A)  flagellum 
B)  ribosome 
C)  nucleus 
D)  centrosome 
E)  plasma membrane

Question 9

Which of the following descriptors regarding cytoplasm is false?

Accepted Answer

A)  contains less protein than extracellular fluid 
B)  the material that fills a cell 
C)  syrupy or gel-like consistency 
D)  includes cytoskeleton 
E)  includes cytosol 
A)  contains less protein than extracellular fluid 
B)  the material that fills a cell 
C)  syrupy or gel-like consistency 
D)  includes cytoskeleton 
E)  includes cytosol

Question 10

The only kind of cell in the body that is not produced by the division of preexisting cells is

Accepted Answer

A)  a gamete (sperm or egg cell). 
B)  a neuron (nerve cell). 
C)  an osteocyte (bone cell). 
D)  none, because every cell is produced by the division of another cell. 
E)  a liver cell. 
A)  a gamete (sperm or egg cell). 
B)  a neuron (nerve cell). 
C)  an osteocyte (bone cell). 
D)  none, because every cell is produced by the division of another cell. 
E)  a liver cell.

Question 11

________ may be scattered in the cytoplasm or bound to endoplasmic reticulum.

Accepted Answer

A)  Mitochondria 
B)  Ribosomes 
C)  Vesicles 
D)  Proteosomes 
E)  Nuclei 
A)  Mitochondria 
B)  Ribosomes 
C)  Vesicles 
D)  Proteosomes 
E)  Nuclei

Question 12

A solution that contains a lower osmotic pressure than the cytoplasm of a cell is called

Accepted Answer

A)  merotonic. 
B)  hypertonic. 
C)  isotonic. 
D)  hypotonic. 
E)  homotonic. 
A)  merotonic. 
B)  hypertonic. 
C)  isotonic. 
D)  hypotonic. 
E)  homotonic.

Question 13

In a series of measurements of resting membrane potentials, the following values were recorded. Which oneis likeliest to be an error?

Accepted Answer

A)  -10 mV 
B)  -20 mV 
C)  -40 mV 
D)  -70 mV 
E)  +100 mV 
A)  -10 mV 
B)  -20 mV 
C)  -40 mV 
D)  -70 mV 
E)  +100 mV

Question 14

Which form of endoplasmic reticulum modifies and packages newly synthesized proteins?

Accepted Answer

A)  all forms of endoplasmic reticulum 
B)  simple endoplasmic reticulum 
C)  raised endoplasmic reticulum 
D)  smooth endoplasmic reticulum 
E)  rough endoplasmic reticulum 
A)  all forms of endoplasmic reticulum 
B)  simple endoplasmic reticulum 
C)  raised endoplasmic reticulum 
D)  smooth endoplasmic reticulum 
E)  rough endoplasmic reticulum

Question 15

What are the similarities between facilitated diffusion and active transport? B) What are the differences?
A) What are the similarities between facilitated diffusion and active transport?
B) What are the differences?

Accepted Answer

A) Both processes use carrier proteins a

Question 16

There is a direct correlation between the potency of a general anesthetic such as ether and its abilityto

Accepted Answer

A)  dissolve in water. 
B)  dissolve in lipids. 
C)  bind to proteins. 
D)  interact with carbohydrates. 
E)  bind to DNA. 
A)  dissolve in water. 
B)  dissolve in lipids. 
C)  bind to proteins. 
D)  interact with carbohydrates. 
E)  bind to DNA.

Question 17

Examination of a sample of glandular cells reveals an extensive network of smooth endoplasmic reticulum.Which of the following is the likeliest product of these cells?

Accepted Answer

A)  digestive enzymes 
B)  steroid hormones 
C)  protein hormones 
D)  transport proteins 
E)  antibodies 
A)  digestive enzymes 
B)  steroid hormones 
C)  protein hormones 
D)  transport proteins 
E)  antibodies

Question 18

How do chromosomes become visible under a light microscope as a cell prepares to divide?

Accepted Answer

A)  The cell becomes flat and thin, and its internal structures become easier to see. 
B)  Thin strands of chromatin coil tightly and then coil again. 
C)  DNA is thicker after it has replicated. 
D)  Chromosomes become more intensely colored before cell division. 
E)  Chromosomes are created before cell division, and then broken down afterward. 
A)  The cell becomes flat and thin, and its internal structures become easier to see. 
B)  Thin strands of chromatin coil tightly and then coil again. 
C)  DNA is thicker after it has replicated. 
D)  Chromosomes become more intensely colored before cell division. 
E)  Chromosomes are created before cell division, and then broken down afterward.

Question 19

In-Text Figure Based Questions
-What are the two reactants shown here that are necessary for energy production? What are the three productsshown here as a result of this reaction? (Figure 3-9)

Accepted Answer

A)  oxygen and ATP; carbon dioxide, pyruvate, and water 
B)  oxygen and carbon dioxide; pyruvate, carbon dioxide, and water 
C)  water and pyruvate; oxygen, carbon dioxide, and ATP 
D)  oxygen and pyruvate; carbon dioxide, ATP, and water 
E)  carbon dioxide and pyruvate; oxygen, ATP, and water 
A)  oxygen and ATP; carbon dioxide, pyruvate, and water 
B)  oxygen and carbon dioxide; pyruvate, carbon dioxide, and water 
C)  water and pyruvate; oxygen, carbon dioxide, and ATP 
D)  oxygen and pyruvate; carbon dioxide, ATP, and water 
E)  carbon dioxide and pyruvate; oxygen, ATP, and water

Question 20

Each of the following is a function of smooth endoplasmic reticulum except

Accepted Answer

A)  storage and release of calcium ions. 
B)  synthesis of protein. 
C)  synthesis of steroid hormones. 
D)  synthesis of triglycerides. 
E)  detoxification of drugs. 
A)  storage and release of calcium ions. 
B)  synthesis of protein. 
C)  synthesis of steroid hormones. 
D)  synthesis of triglycerides. 
E)  detoxification of drugs.

Exam 3: The Cellular Level of Organization

What is the source of new material for the plasma membrane?

________ cells are all of the cells of the body except the reproductive cells (sperm and oocytes).

All of the following membrane transport mechanisms are passive processes except

The potential difference across the cell membrane is due to the unequal distribution of ________ acrossthe membrane.

MRNA is needed to synthesize ________ in the cytoplasm.

Which organelle is more prominent in cells that make large amounts of protein?

In addition to secreting products from the cell, vesicles produced by the Golgi apparatus can

The ________ is the microtubule organizing center of the cell.

Which of the following descriptors regarding cytoplasm is false?

The only kind of cell in the body that is not produced by the division of preexisting cells is

________ may be scattered in the cytoplasm or bound to endoplasmic reticulum.

A solution that contains a lower osmotic pressure than the cytoplasm of a cell is called

In a series of measurements of resting membrane potentials, the following values were recorded. Which oneis likeliest to be an error?

Which form of endoplasmic reticulum modifies and packages newly synthesized proteins?

What are the similarities between facilitated diffusion and active transport? B) What are the differences? A) What are the similarities between facilitated diffusion and active transport? B) What are the differences?

There is a direct correlation between the potency of a general anesthetic such as ether and its abilityto

Examination of a sample of glandular cells reveals an extensive network of smooth endoplasmic reticulum.Which of the following is the likeliest product of these cells?

How do chromosomes become visible under a light microscope as a cell prepares to divide?

In-Text Figure Based Questions -What are the two reactants shown here that are necessary for energy production? What are the three productsshown here as a result of this reaction? (Figure 3-9)

Each of the following is a function of smooth endoplasmic reticulum except

An Introduction to Anatomy and Physiology

The Chemical Level of Organization

The Tissue Level of Organization

The Integumentary System

Bones and Bone Structure

The Axial Skeleton

The Appendicular Skeleton

Joints

Muscle Tissue

The Muscular System

Nervous Tissue

The Spinal Cord, Spinal Nerves, and Spinal Reflexes

The Brain and Cranial Nerves

Sensory Pathways and the Somatic Nervous System

The Autonomic Nervous System and Higher-Order Functions

The Special Senses

The Endocrine System

Blood

The Heart

Blood Vessels and Circulation

The Lymphatic System and Immunity

The Respiratory System

The Digestive System

Metabolism, Nutrition, and Energetics

The Urinary System

Fluid, Electrolyte, and Acid-Base Balance

The Reproductive System

Development and Inheritance

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