Question 1

In cells preparing for division, the phase of the life cycle that is most variable in length is the ________ of interphase.

Accepted Answer

A)  S phase 
B)  G1 phase 
C)  G0 phase 
D)  G2 phase 
E)  All of the answers are correct. 
A)  S phase 
B)  G1 phase 
C)  G0 phase 
D)  G2 phase 
E)  All of the answers are correct.

Question 2

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

Accepted Answer

A)  Nucleosome 
B)  Fixed ribosome 
C)  Peroxisome 
D)  Centrosome 
E)  Lysosome 
A)  Nucleosome 
B)  Fixed ribosome 
C)  Peroxisome 
D)  Centrosome 
E)  Lysosome

Question 3

The extracellular fluid contains high concentration of ________.

Accepted Answer

A)  potassium ions 
B)  dissolved and suspended proteins 
C)  amino acids 
D)  sodium ions 
E)  lipids 
A)  potassium ions 
B)  dissolved and suspended proteins 
C)  amino acids 
D)  sodium ions 
E)  lipids

Question 4

A passive process that involves movement of substances from an area of higher concentration to an area of lower concentration is called ________.

Accepted Answer

A)  osmosis 
B)  pinocytosis 
C)  exocytosis 
D)  diffusion 
E)  phagocytosis 
A)  osmosis 
B)  pinocytosis 
C)  exocytosis 
D)  diffusion 
E)  phagocytosis

Question 5

The membrane of a cell is composed of a(n)________ bilayer.

Accepted Answer

A)  endoplasmic 
B)  cytoskeleton 
C)  phospholipid 
D)  steroid 
E)  glycolipid 
A)  endoplasmic 
B)  cytoskeleton 
C)  phospholipid 
D)  steroid 
E)  glycolipid

Question 6

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

Accepted Answer

A)  Peripheral glycocalyx 
B)  Gated channel 
C)  Peripheral proteins 
D)  Hydrophilic tails 
E)  Peripheral cholesterol 
A)  Peripheral glycocalyx 
B)  Gated channel 
C)  Peripheral proteins 
D)  Hydrophilic tails 
E)  Peripheral cholesterol

Question 7

Which of the following is a vesicle that contains enzymes?

Accepted Answer

A)  ribosome 
B)  lysosome 
C)  nucleosome 
D)  chromosome 
E)  hyaluronan 
A)  ribosome 
B)  lysosome 
C)  nucleosome 
D)  chromosome 
E)  hyaluronan

Question 8

In osmosis, the substance(s)moved across a selectively permeable membrane is/are ________.

Accepted Answer

A)  water 
B)  extracellular fluid and its associated solutes 
C)  gases, small inorganic ions and molecules 
D)  glucose and amino acids 
E)  fluid and cellular wastes 
A)  water 
B)  extracellular fluid and its associated solutes 
C)  gases, small inorganic ions and molecules 
D)  glucose and amino acids 
E)  fluid and cellular wastes

Question 9

Explain why an animal cell without centrioles cannot divide.

Accepted Answer

Centrioles are a structure used during m

Question 10

Peroxisomes function in the ________.

Accepted Answer

A)  production of ATP required by the cell 
B)  absorption and breakdown (catabolism) of fatty acids 
C)  movement of materials over the cell surface 
D)  control of metabolism 
E)  synthesis of secretory products 
A)  production of ATP required by the cell 
B)  absorption and breakdown (catabolism) of fatty acids 
C)  movement of materials over the cell surface 
D)  control of metabolism 
E)  synthesis of secretory products

Question 11

Which statement describes how the plasma membrane is used in communication and sensitivity?

Accepted Answer

A)  It serves as a storage site for large amounts of proteins for future use by the cell. 
B)  It effectively isolates the cytoplasm from the surrounding fluid environment. 
C)  It serves as an impermeable membrane. 
D)  It acts as a site for the attachment of glycoproteins and glycolipids, which act as receptors for molecules present in the extracellular fluid. 
E)  It provides for specialized connections between neighboring cells, giving tissues a stable structure. 
A)  It serves as a storage site for large amounts of proteins for future use by the cell. 
B)  It effectively isolates the cytoplasm from the surrounding fluid environment. 
C)  It serves as an impermeable membrane. 
D)  It acts as a site for the attachment of glycoproteins and glycolipids, which act as receptors for molecules present in the extracellular fluid. 
E)  It provides for specialized connections between neighboring cells, giving tissues a stable structure.

Question 12

The nucleus of a cell ________.

Accepted Answer

A)  is completely enclosed with no way in or out 
B)  contains only the DNA 
C)  is surrounded by a double layered membrane 
D)  it contains large proteins that form the chromosomes and are the genetic material for the cell 
E)  has all of these attributes 
A)  is completely enclosed with no way in or out 
B)  contains only the DNA 
C)  is surrounded by a double layered membrane 
D)  it contains large proteins that form the chromosomes and are the genetic material for the cell 
E)  has all of these attributes

Question 13

Why is it potentially harmful to give a patient intravenous fluid that is pure water?

Accepted Answer

Body fluids (extracellular - ECF and int

Question 14

Which of the following synthesizes the components of ribosomes?

Accepted Answer

A)  nuclear envelope 
B)  nuclear pore 
C)  nucleoplasm 
D)  nucleosome 
E)  nucleolus 
A)  nuclear envelope 
B)  nuclear pore 
C)  nucleoplasm 
D)  nucleosome 
E)  nucleolus

Question 15

________ are slender strands, usually composed of the protein actin.

Accepted Answer

A)  Microtubules 
B)  Thick filaments 
C)  Microfilaments 
D)  Myosin filaments 
E)  Neurofilaments 
A)  Microtubules 
B)  Thick filaments 
C)  Microfilaments 
D)  Myosin filaments 
E)  Neurofilaments

Question 16

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

Accepted Answer

A)  Nucleoplasm 
B)  Centrosome 
C)  Cytoskeleton 
D)  Chromatin 
E)  Centriole 
A)  Nucleoplasm 
B)  Centrosome 
C)  Cytoskeleton 
D)  Chromatin 
E)  Centriole

Question 17

________ is/are the substance(s)involved in facilitated diffusion.

Accepted Answer

A)  Only water 
B)  Glucose and amino acids 
C)  Lipid-soluble materials 
D)  Small organic ions and molecules 
E)  Extracellular fluid 
A)  Only water 
B)  Glucose and amino acids 
C)  Lipid-soluble materials 
D)  Small organic ions and molecules 
E)  Extracellular fluid

Question 18

How does the plasma membrane change either over time or in response to modifications in the extracellular fluid?

Accepted Answer

Membrane turnover (renewal or modificati

Question 19

A ________ moves a cell through the surrounding fluid, rather than moving the fluid past a stationary cell.

Accepted Answer

A)  flagellum 
B)  centriole 
C)  neurofilament 
D)  cilium 
E)  thick filament 
A)  flagellum 
B)  centriole 
C)  neurofilament 
D)  cilium 
E)  thick filament

Question 20

Peripheral proteins are attached to the surface of the plasma membrane, while ________ are embedded within the membrane.

Accepted Answer

A)  histone proteins 
B)  lysosomal proteins 
C)  transport vesicles 
D)  integral proteins 
E)  peroxisomal proteins 
A)  histone proteins 
B)  lysosomal proteins 
C)  transport vesicles 
D)  integral proteins 
E)  peroxisomal proteins

Exam 2: Foundations: The Cell

In cells preparing for division, the phase of the life cycle that is most variable in length is the ________ of interphase.

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

The extracellular fluid contains high concentration of ________.

A passive process that involves movement of substances from an area of higher concentration to an area of lower concentration is called ________.

The membrane of a cell is composed of a(n)________ bilayer.

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

Which of the following is a vesicle that contains enzymes?

In osmosis, the substance(s)moved across a selectively permeable membrane is/are ________.

Explain why an animal cell without centrioles cannot divide.

Peroxisomes function in the ________.

Which statement describes how the plasma membrane is used in communication and sensitivity?

The nucleus of a cell ________.

Why is it potentially harmful to give a patient intravenous fluid that is pure water?

Which of the following synthesizes the components of ribosomes?

________ are slender strands, usually composed of the protein actin.

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

________ is/are the substance(s)involved in facilitated diffusion.

How does the plasma membrane change either over time or in response to modifications in the extracellular fluid?

A ________ moves a cell through the surrounding fluid, rather than moving the fluid past a stationary cell.

Peripheral proteins are attached to the surface of the plasma membrane, while ________ are embedded within the membrane.

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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