Question 1

If a cell lacked lysosomes, it would not be able to

Accepted Answer

A)  synthesize lipids. 
B)  produce enzymes. 
C)  digest cellular wastes and bacteria. 
D)  destroy H₂O₂. 
E)  transport water-soluble molecules. 
A)  synthesize lipids. 
B)  produce enzymes. 
C)  digest cellular wastes and bacteria. 
D)  destroy H₂O₂. 
E)  transport water-soluble molecules.

Question 2

Nucleoli function in the production of

Accepted Answer

A)  peroxisomes. 
B)  secretory vesicles. 
C)  RNA for ribosomes. 
D)  DNA that controls all cell functions. 
E)  proteins. 
A)  peroxisomes. 
B)  secretory vesicles. 
C)  RNA for ribosomes. 
D)  DNA that controls all cell functions. 
E)  proteins.

Question 3

All of the structures listed below are involved in storage, EXCEPT

Accepted Answer

A)  lysosomes. 
B)  peroxisomes. 
C)  mitochondrial cristae. 
D)  storage vesicles. 
E)  All are involved in cellular storage. 
A)  lysosomes. 
B)  peroxisomes. 
C)  mitochondrial cristae. 
D)  storage vesicles. 
E)  All are involved in cellular storage.

Question 4

Define and distinguish between necrosis and apoptosis, and give specific examples of each.

Accepted Answer

Necrosis is cell death as a result of da

Question 5

The esophagus is a tube that carries food from the mouth to the stomach.It does not secrete any enzymes or absorb any nutrients, but it does need to stand up to significant friction and stress.The type of epithelium most likely lining the esophagus would be

Accepted Answer

A)  cuboidal epithelium. 
B)  simple squamous epithelium. 
C)  simple columnar epithelium. 
D)  stratified squamous epithelium. 
E)  transitional epithelium. 
A)  cuboidal epithelium. 
B)  simple squamous epithelium. 
C)  simple columnar epithelium. 
D)  stratified squamous epithelium. 
E)  transitional epithelium.

Question 6

List the four major tissue types.Give an example and location of each.

Accepted Answer

See Table 3.4 and th

Question 7

Nervous tissue consists of two general types of cells: nerve cells and glial cells.Glial cells are mitotic, whereas neural cells are not (excluding the small population of stem cells).Which type of cell is most likely to be involved in brain cancer, and why?

Accepted Answer

Cancer results from uncontroll

Question 8

Define, compare, and contrast each term listed, and explain how the terms are related to each other: tendons, ligaments, cartilage, bone.

Accepted Answer

Each term is a type or subtype of connec

Question 9

Cell membranes are said to be

Accepted Answer

A)  impermeable barrier. 
B)  freely permeable barrier. 
C)  selectively permeable barrier. 
D)  only permeable to water soluble molecules. 
E)  None of the answers are correct. 
A)  impermeable barrier. 
B)  freely permeable barrier. 
C)  selectively permeable barrier. 
D)  only permeable to water soluble molecules. 
E)  None of the answers are correct.

Question 10

What is the benefit of having some of the cellular organelles enclosed by a membrane similar to the cell (plasma)membrane?

Accepted Answer

The isolation of the internal contents o

Question 11

Which of the following plays a role in temperature regulation in infants?

Accepted Answer

A)  cartilage 
B)  brown fat 
C)  collagen 
D)  bone 
E)  white fat 
A)  cartilage 
B)  brown fat 
C)  collagen 
D)  bone 
E)  white fat

Question 12

The types of junction proteins important in nerve growth and development are

Accepted Answer

A)  claudins. 
B)  occludins. 
C)  CAMs. 
D)  connexins. 
E)  integrins. 
A)  claudins. 
B)  occludins. 
C)  CAMs. 
D)  connexins. 
E)  integrins.

Question 13

Which structure is a lipid bilayer that controls which objects can leave or enter the cell?

Accepted Answer

A)  endoplasmic reticulum 
B)  Golgi apparatus 
C)  nucleus 
D)  plasma membrane 
E)  ribosome 
A)  endoplasmic reticulum 
B)  Golgi apparatus 
C)  nucleus 
D)  plasma membrane 
E)  ribosome

Question 14

The nucleus stores all the information needed to synthesize which of the following molecules?

Accepted Answer

A)  carbohydrates 
B)  lipids 
C)  proteins 
D)  phospholipids 
E)  All of the answers are correct. 
A)  carbohydrates 
B)  lipids 
C)  proteins 
D)  phospholipids 
E)  All of the answers are correct.

Question 15

Which cellular organelle is considered the powerhouse of the cell because it produces most of the ATP?

Accepted Answer

A)  endoplasmic reticulum 
B)  Golgi apparatus 
C)  mitochondria 
D)  nucleus 
E)  ribosome 
A)  endoplasmic reticulum 
B)  Golgi apparatus 
C)  mitochondria 
D)  nucleus 
E)  ribosome

Question 16

Cells that store fat are called

Accepted Answer

A)  fibroblasts. 
B)  liposomes. 
C)  adipocytes. 
D)  mast cells. 
E)  melanocytes. 
A)  fibroblasts. 
B)  liposomes. 
C)  adipocytes. 
D)  mast cells. 
E)  melanocytes.

Question 17

Cell membranes are said to be ________ because they allow some substances to pass but not others.

Accepted Answer

A)  hydrophilic 
B)  a physical barrier 
C)  structural 
D)  selectively permeable 
E)  metabolically active 
A)  hydrophilic 
B)  a physical barrier 
C)  structural 
D)  selectively permeable 
E)  metabolically active

Question 18

________ is a protective layer made up of mostly membrane carbohydrates.

Accepted Answer

A)  Epidermis 
B)  Glycocalyx 
C)  Connective tissue 
D)  Focal Adhesion 
E)  Cadherin 
A)  Epidermis 
B)  Glycocalyx 
C)  Connective tissue 
D)  Focal Adhesion 
E)  Cadherin

Question 19

Give three examples of structures whose formation involves molecular interactions that either increase or decrease contact with water molecules, explaining how they are similar and how they differ from each other.(Hint: They all involve molecules that have both polar and nonpolar portions.)

Accepted Answer

Phospholipids have a polar portion that

Question 20

Only totipotent stem cells are capable of producing new cells in an adult.

Accepted Answer

A) True 
 B)False

Exam 3: Compartmentation: Cells and Tissues

If a cell lacked lysosomes, it would not be able to

Nucleoli function in the production of

All of the structures listed below are involved in storage, EXCEPT

Define and distinguish between necrosis and apoptosis, and give specific examples of each.

The esophagus is a tube that carries food from the mouth to the stomach.It does not secrete any enzymes or absorb any nutrients, but it does need to stand up to significant friction and stress.The type of epithelium most likely lining the esophagus would be

List the four major tissue types.Give an example and location of each.

Nervous tissue consists of two general types of cells: nerve cells and glial cells.Glial cells are mitotic, whereas neural cells are not (excluding the small population of stem cells).Which type of cell is most likely to be involved in brain cancer, and why?

Define, compare, and contrast each term listed, and explain how the terms are related to each other: tendons, ligaments, cartilage, bone.

Cell membranes are said to be

What is the benefit of having some of the cellular organelles enclosed by a membrane similar to the cell (plasma)membrane?

Which of the following plays a role in temperature regulation in infants?

The types of junction proteins important in nerve growth and development are

Which structure is a lipid bilayer that controls which objects can leave or enter the cell?

The nucleus stores all the information needed to synthesize which of the following molecules?

Which cellular organelle is considered the powerhouse of the cell because it produces most of the ATP?

Cells that store fat are called

Cell membranes are said to be ________ because they allow some substances to pass but not others.

________ is a protective layer made up of mostly membrane carbohydrates.

Give three examples of structures whose formation involves molecular interactions that either increase or decrease contact with water molecules, explaining how they are similar and how they differ from each other.(Hint: They all involve molecules that have both polar and nonpolar portions.)

Only totipotent stem cells are capable of producing new cells in an adult.

Introduction to Physiology

Molecular Interactions

Energy and Cellular Metabolism

Membrane Dynamics

Communication, Integration, and Homeostasis

Introduction to the Endocrine System

Neurons: Cellular and Network Properties

The Central Nervous System

Sensory Physiology

Efferent Division: Autonomic and Somatic Motor Control

Muscles

Integrative Physiology I: Control of Body Movement

Cardiovascular Physiology

Blood Flow and the Control of Blood Pressure

Blood

Mechanics of Breathing

Gas Exchange and Transport

The Kidneys

Integrative Physiology II: Fluid and Electrolyte Balance

The Digestive System

Metabolism and Energy Balance

Endocrine Control of Growth and Metabolism

The Immune System

Integrative Physiology III: Exercise

Reproduction and Development

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