Question 1

Which type of cell junction attach an epithelial cell to extracellular structures.

Accepted Answer

A)  Hemidesmosomes 
B)  Spot desmosomes 
C)  Gap junction 
D)  Tight junction 
E)  All of these choices are correct 
A)  Hemidesmosomes 
B)  Spot desmosomes 
C)  Gap junction 
D)  Tight junction 
E)  All of these choices are correct

Question 2

A transport process that produces cytoplasmic vesicles filled with extracellular fluid is called ________.

Accepted Answer

A)  exocytosis 
B)  active transport 
C)  osmosis 
D)  receptor-mediated endocytosis 
E)  pinocytosis 
A)  exocytosis 
B)  active transport 
C)  osmosis 
D)  receptor-mediated endocytosis 
E)  pinocytosis

Question 3

Endocytosis is an energy-requiring process where vesicles are packaged with extracellular material for importation into the cell.

Accepted Answer

A) True 
 B)False

Question 4

Chemical communication between the nucleus and the cytosol occurs through (the)________.

Accepted Answer

A)  perinuclear space 
B)  nuclear pores 
C)  histones 
D)  nuclear matrix 
E)  nucleosomes 
A)  perinuclear space 
B)  nuclear pores 
C)  histones 
D)  nuclear matrix 
E)  nucleosomes

Question 5

In correct order from beginning to end, cells undergoing mitosis pass through ________.

Accepted Answer

A)  anaphase, prophase, interphase, and telophase 
B)  metaphase, prophase, telophase, and anaphase 
C)  interphase, telophase, metaphase, and prophase 
D)  prophase, metaphase, anaphase, and telophase 
E)  telophase, anaphase, metaphase, and prophase 
A)  anaphase, prophase, interphase, and telophase 
B)  metaphase, prophase, telophase, and anaphase 
C)  interphase, telophase, metaphase, and prophase 
D)  prophase, metaphase, anaphase, and telophase 
E)  telophase, anaphase, metaphase, and prophase

Question 6

________ help stabilize the plasma membrane structure and maintain its fluidity.

Accepted Answer

A)  Sterols 
B)  Carbohydrates 
C)  Phospholipids 
D)  Glycolipids 
E)  Peripheral proteins 
A)  Sterols 
B)  Carbohydrates 
C)  Phospholipids 
D)  Glycolipids 
E)  Peripheral proteins

Question 7

Microtubules, thick filaments, intermediate filaments, and microfilaments are all part of the cell's ________.

Accepted Answer

A)  endoplasmic reticulum 
B)  plasma membrane 
C)  cytoskeleton 
D)  Golgi apparatus 
E)  centrosome 
A)  endoplasmic reticulum 
B)  plasma membrane 
C)  cytoskeleton 
D)  Golgi apparatus 
E)  centrosome

Question 8

________ are organelles that contain an unusual double-layered membrane, and functions in producing most of the ATP in the body.

Accepted Answer

A)  Ribosomes 
B)  Microvilli 
C)  Lysosomes 
D)  Mitochondria 
E)  Endoplasmic reticulum 
A)  Ribosomes 
B)  Microvilli 
C)  Lysosomes 
D)  Mitochondria 
E)  Endoplasmic reticulum

Question 9

How do peripheral proteins contribute to the structure of the plasma membrane?

Accepted Answer

A)  They form a structural element by being embedded in the plasma membrane. 
B)  Some form channels to permit passage of water molecules, ions, and small water-soluble compounds into and out of the cell. 
C)  Some may function as catalysts. 
D)  They are attached to either the inner or outer surface of the membrane. 
E)  None of the answers are correct. 
A)  They form a structural element by being embedded in the plasma membrane. 
B)  Some form channels to permit passage of water molecules, ions, and small water-soluble compounds into and out of the cell. 
C)  Some may function as catalysts. 
D)  They are attached to either the inner or outer surface of the membrane. 
E)  None of the answers are correct.

Question 10

The cell theory states that ________.

Accepted Answer

A)  cells are produced by the division of newly synthesized cells 
B)  cells are the largest structural units of life 
C)  cells are structural "building blocks" 
D)  cells perform limited, nonessential functions 
E)  All of the statements are correct 
A)  cells are produced by the division of newly synthesized cells 
B)  cells are the largest structural units of life 
C)  cells are structural "building blocks" 
D)  cells perform limited, nonessential functions 
E)  All of the statements are correct

Question 11

________ provide strength, stabilize organelles, and transport materials within the cytoplasm; they are defined by their size rather than composition, which varies from cell to cell.

Accepted Answer

A)  Cilia 
B)  Thick filaments 
C)  Microfilaments 
D)  Tubulin filaments 
E)  Intermediate filaments 
A)  Cilia 
B)  Thick filaments 
C)  Microfilaments 
D)  Tubulin filaments 
E)  Intermediate filaments

Question 12

Distinguish between primary and secondary lysosomes; how do they function?

Accepted Answer

Primary lysosomes contain inactive enzym

Question 13

Figure 2.1
   
Using the figure above, answer the following questions.
-What is the anatomical term for Label L?

Accepted Answer

A)  Microvilli 
B)  Plasma membrane 
C)  Cytoplasm 
D)  Cytosol 
E)  Nuclear envelope 
A)  Microvilli 
B)  Plasma membrane 
C)  Cytoplasm 
D)  Cytosol 
E)  Nuclear envelope

Question 14

Why are microtubules considered among the non-membranous organelles?

Accepted Answer

A)  They do not have their own enclosed membrane. 
B)  They are associated with the plasma membrane. 
C)  They are aggregated into bundles. 
D)  They are composed primarily of the protein actin. 
E)  They are comprised chiefly of the protein tubulin. 
A)  They do not have their own enclosed membrane. 
B)  They are associated with the plasma membrane. 
C)  They are aggregated into bundles. 
D)  They are composed primarily of the protein actin. 
E)  They are comprised chiefly of the protein tubulin.

Question 15

Figure 2.1
   
Using the figure above, answer the following questions.
-What is the anatomical term for Label A?

Accepted Answer

A)  Centrosome 
B)  Mitochondria 
C)  Cytoskeleton 
D)  Microvilli 
E)  Secretory vesicles 
A)  Centrosome 
B)  Mitochondria 
C)  Cytoskeleton 
D)  Microvilli 
E)  Secretory vesicles

Question 16

Figure 2.2
   
Using the figure above, identify the labeled parts.
-What is the anatomical term for Label B?

Accepted Answer

A)  Hydrophobic heads 
B)  Cholesterol 
C)  Peripheral proteins 
D)  Phospholipid bilayer 
E)  Integral proteins 
A)  Hydrophobic heads 
B)  Cholesterol 
C)  Peripheral proteins 
D)  Phospholipid bilayer 
E)  Integral proteins

Question 17

Which organelle determines the structural and functional characteristics of the cell by controlling protein synthesis, determining what proteins are synthesized, and in what amounts?

Accepted Answer

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

Exam 2: Foundations: The Cell

Which type of cell junction attach an epithelial cell to extracellular structures.

A transport process that produces cytoplasmic vesicles filled with extracellular fluid is called ________.

Endocytosis is an energy-requiring process where vesicles are packaged with extracellular material for importation into the cell.

Chemical communication between the nucleus and the cytosol occurs through (the)________.

In correct order from beginning to end, cells undergoing mitosis pass through ________.

________ help stabilize the plasma membrane structure and maintain its fluidity.

Microtubules, thick filaments, intermediate filaments, and microfilaments are all part of the cell's ________.

________ are organelles that contain an unusual double-layered membrane, and functions in producing most of the ATP in the body.

How do peripheral proteins contribute to the structure of the plasma membrane?

The cell theory states that ________.

________ provide strength, stabilize organelles, and transport materials within the cytoplasm; they are defined by their size rather than composition, which varies from cell to cell.

Distinguish between primary and secondary lysosomes; how do they function?

Figure 2.1 Using the figure above, answer the following questions. -What is the anatomical term for Label L?

Why are microtubules considered among the non-membranous organelles?

Figure 2.1 Using the figure above, answer the following questions. -What is the anatomical term for Label A?

Figure 2.2 Using the figure above, identify the labeled parts. -What is the anatomical term for Label B?

Which organelle determines the structural and functional characteristics of the cell by controlling protein synthesis, determining what proteins are synthesized, and in what amounts?

Foundations: An Introduction to Anatomy

Foundations: Tissues and Early Embryology

The Integumentary System

The Skeletal System: Osseous Tissue and Skeletal Structure

The Skeletal System: Axial Division

The Skeletal System: Appendicular Division

The Skeletal System: Articulations

The Muscular System: Skeletal Muscle Tissue and Muscle Organization

The Muscular System: Axial Musculature

The Muscular System: Appendicular Musculature

Surface Anatomy and Cross-Sectional Anatomy

The Nervous System: Neural Tissue

The Nervous System: The Spinal Cord and Spinal Nerves

The Nervous System: Sensory and Motor Tracts of the Spinal Cord

The Nervous System: The Brain and Cranial Nerves

The Nervous System: Autonomic Nervous System

The Nervous System: General and Special Senses

The Endocrine System

The Cardiovascular System: Blood

The Cardiovascular System: The Heart

The Cardiovascular System: Vessels and Circulation

The Lymphatic System

The Respiratory System

The Digestive System

The Urinary System

The Reproductive System

Embryology and Human Development

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