Question 1

The exoskeleton of arthropods is composed of chitin . 
____________________

Accepted Answer

A) True 
 B)False

Question 2

Many insects must warm up before they fly in order to:

Accepted Answer

A)  generate hemolymph. 
B)  increase ATP synthesis. 
C)  enhance gas exchange. 
D)  elevate actin synthesis. 
E)  diminish muscle rigidity. 
A)  generate hemolymph. 
B)  increase ATP synthesis. 
C)  enhance gas exchange. 
D)  elevate actin synthesis. 
E)  diminish muscle rigidity.

Question 3

Calcium ions are commonly stored in the ____ of the muscle cell.

Accepted Answer

A)  actin 
B)  myosin 
C)  sarcoplasm 
D)  sarcoplasmic reticulum 
E)  T tubules 
A)  actin 
B)  myosin 
C)  sarcoplasm 
D)  sarcoplasmic reticulum 
E)  T tubules

Question 4

Figure 40-1   Refer to the accompanying figure. Which structure is the source of sebum, a substance that inhibits bacterial growth on the surface of the skin?

Accepted Answer

A)  5 
B)  7 
C)  10 
D)  11 
E)  12. 
A)  5 
B)  7 
C)  10 
D)  11 
E)  12.

Question 5

Hair follicles and blood vessels are found in which layer of the skin?

Accepted Answer

A)  epidermis 
B)  dermis 
C)  subcutaneous tissue 
D)  stratum basale 
E)  stratum corneum 
A)  epidermis 
B)  dermis 
C)  subcutaneous tissue 
D)  stratum basale 
E)  stratum corneum

Question 6

The deepest layer of the epidermis is the stratum corneum . 
____________________

Accepted Answer

A) True 
 B)False

Question 7

Figure 40-4 Use the figure to answer the corresponding question(s).   Refer to the accompanying figure. In which part of the muscle fiber are calcium ions stored?

Accepted Answer

A)  2 
B)  3 
C)  4 
D)  5 
E)  6 
A)  2 
B)  3 
C)  4 
D)  5 
E)  6

Question 8

Large, multinucleate cells that break down bone are called:

Accepted Answer

A)  osteoblasts. 
B)  chondrocytes. 
C)  osteocytes. 
D)  chondroblasts. 
E)  osteoclasts. 
A)  osteoblasts. 
B)  chondrocytes. 
C)  osteocytes. 
D)  chondroblasts. 
E)  osteoclasts.

Question 9

Skeletal muscles produce movement by pulling on ____, which attach to bones.

Accepted Answer

A)  tendons 
B)  ligaments 
C)  joints 
D)  articulations 
E)  sutures 
A)  tendons 
B)  ligaments 
C)  joints 
D)  articulations 
E)  sutures

Question 10

Figure 40-4 Use the figure to answer the corresponding question(s).   Refer to the accompanying figure. An action potential spreads and triggers Ca2+ release through the structure labeled as:

Accepted Answer

A)  2 
B)  3 
C)  4 
D)  5 
E)  6 
A)  2 
B)  3 
C)  4 
D)  5 
E)  6

Question 11

Identify the two main divisions of the vertebrate skeleton and identify the bones that are representative of each division.

Accepted Answer

The two main divisions are the

Question 12

The function of synovial fluid is to:

Accepted Answer

A)  store calcium 
B)  reduce friction 
C)  produce marrow 
D)  carry nutrients 
E)  resorb bone 
A)  store calcium 
B)  reduce friction 
C)  produce marrow 
D)  carry nutrients 
E)  resorb bone

Question 13

Calcium ions are stored in the sarcoplasmic reticulum . 
____________________

Accepted Answer

A) True 
 B)False

Question 14

Which process is a specialized function carried out by epithelial tissue?

Accepted Answer

A)  exchange of gases 
B)  production of hormones 
C)  regulation of heart rate 
D)  facilitation of muscle contraction 
E)  insulation of nerve fibers 
A)  exchange of gases 
B)  production of hormones 
C)  regulation of heart rate 
D)  facilitation of muscle contraction 
E)  insulation of nerve fibers

Question 15

Figure 40-2 .   The type of support illustrated in the accompanying figure is a(n):

Accepted Answer

A)  hydrostatic skeleton. 
B)  exoskeleton. 
C)  integumentary system. 
D)  epidermal skeleton. 
E)  endoskeleton. 
A)  hydrostatic skeleton. 
B)  exoskeleton. 
C)  integumentary system. 
D)  epidermal skeleton. 
E)  endoskeleton.

Question 16

Most joints found in the human body are:

Accepted Answer

A)  synovial. 
B)  immovable. 
C)  slightly movable. 
D)  freely movable. 
E)  cartilaginous. 
A)  synovial. 
B)  immovable. 
C)  slightly movable. 
D)  freely movable. 
E)  cartilaginous.

Question 17

What is the primary cause of the symptoms associated with rheumatoid arthritis?

Accepted Answer

A)  degeneration of osteoblasts 
B)  degeneration of osteoclasts 
C)  accumulation of synovial fluid 
D)  accumulation of articular cartilage 
E)  thickening of bone tissue 
A)  degeneration of osteoblasts 
B)  degeneration of osteoclasts 
C)  accumulation of synovial fluid 
D)  accumulation of articular cartilage 
E)  thickening of bone tissue

Question 18

The condition that is characterized by a loss of calcium from the bone is called:

Accepted Answer

A)  osteitis. 
B)  osteoporosis. 
C)  osteopenia. 
D)  osteoarthritis. 
E)  osteon disease. 
A)  osteitis. 
B)  osteoporosis. 
C)  osteopenia. 
D)  osteoarthritis. 
E)  osteon disease.

Question 19

Figure 40-1   Refer to the accompanying figure. Which region of the skin insulates the body from outside temperature extremes?

Accepted Answer

A)  1 
B)  10 
C)  11 
D)  14 
E)  15 
A)  1 
B)  10 
C)  11 
D)  14 
E)  15

Question 20

The body of a cnidarian is supported by a(n) hydrostatic skeleton . 
____________________

Accepted Answer

A) True 
 B)False

Exam 40: Protection Support and Movement

The exoskeleton of arthropods is composed of chitin . ____________________

Many insects must warm up before they fly in order to:

Calcium ions are commonly stored in the ____ of the muscle cell.

Figure 40-1 Refer to the accompanying figure. Which structure is the source of sebum, a substance that inhibits bacterial growth on the surface of the skin?

Hair follicles and blood vessels are found in which layer of the skin?

The deepest layer of the epidermis is the stratum corneum . ____________________

Figure 40-4 Use the figure to answer the corresponding question(s). Refer to the accompanying figure. In which part of the muscle fiber are calcium ions stored?

Large, multinucleate cells that break down bone are called:

Skeletal muscles produce movement by pulling on ____, which attach to bones.

Figure 40-4 Use the figure to answer the corresponding question(s). Refer to the accompanying figure. An action potential spreads and triggers Ca2+ release through the structure labeled as:

Identify the two main divisions of the vertebrate skeleton and identify the bones that are representative of each division.

The function of synovial fluid is to:

Calcium ions are stored in the sarcoplasmic reticulum . ____________________

Which process is a specialized function carried out by epithelial tissue?

Figure 40-2 . The type of support illustrated in the accompanying figure is a(n):

Most joints found in the human body are:

What is the primary cause of the symptoms associated with rheumatoid arthritis?

The condition that is characterized by a loss of calcium from the bone is called:

Figure 40-1 Refer to the accompanying figure. Which region of the skin insulates the body from outside temperature extremes?

The body of a cnidarian is supported by a(n) hydrostatic skeleton . ____________________

A View of Life

Atoms and Molecules the Chemical Basis of Life

The Chemistry of Life Organic Compounds

Organization of the Cell

Biological Membranes

Cell Communication

Energy and Metabolism

How Cells Make Atp Energy-Releasing Pathways

Photosynthesis Capturing Light Energy

Chromosomes, Mitosis, and Meiosis

The Basic Principles of Heredity

Dna the Carrier of Genetic Information

Gene Expression

Gene Regulation

Dna Technology and Genomics

Human Genetics and the Human Genome

Developmental Genetics

Introduction to Darwinian Evolution

Evolutionary Change in Populations

Speciation and Macroevolution

The Origin and Evolutionary History of Life

The Evolution of Primates

Understanding Diversity Systematics

Viruses and Subviral Agents

Bacteria and Archaea

Protists

Seedless Plants

Seed Plants

The Fungi

An Introduction to Animal Diversity

Sponges, Cnidarians, Ctenophores, and Protostomes

The Deuterostomes

Plant Structure Growth and Development

Leaf Structure and Function

Stem Structure and Transport

Roots and Mineral Nutrition

Reproduction in Flowering Plants

Plant Developmental Responses to External and Internal Signals

Animal Structure and Function an Introduction

Neural Signaling

Neural Regulation

Sensory Systems

Internal Transport

The Immune System Internal Defense

Gas Exchange

Processing Food and Nutrition

Osmoregulation and Disposal of Metabolic Wastes

Endocrine Regulation

Reproduction

Animal Development

Animal Behavior

Introduction to Ecology Population Ecology

Community Ecology

Ecosystems and the Biosphere

Ecology and the Geography of Life

Biological Diversity and Conservation Biology

Filters

Figure 40-4 Use the figure to answer the corresponding question(s). Refer to the accompanying figure. An action potential spreads and triggers Ca²⁺ release through the structure labeled as: