Question 1

-is where tropomyosin is located.

Accepted Answer

The answer of  
-is where tropomyosin is located....

Question 2

-The organism in the above photograph has which of the following structural systems?

Accepted Answer

A)  cartilaginous 
B)  bone 
C)  hydrostatic 
D)  chitinous 
E)  endoskeletal 
A)  cartilaginous 
B)  bone 
C)  hydrostatic 
D)  chitinous 
E)  endoskeletal

Question 3

-Which of the following are NOT components of the appendicular skeleton?

Accepted Answer

A)  arm bones 
B)  collarbones 
C)  finger bones 
D)  ribs 
E)  leg bones 
A)  arm bones 
B)  collarbones 
C)  finger bones 
D)  ribs 
E)  leg bones

Question 4

The following questions refer to the figure above of a human femur.
-The nutrient canal is indicated by

Accepted Answer

A)  A. 
B)  B. 
C)  C. 
D)  D. 
E)  E. 
A)  A. 
B)  B. 
C)  C. 
D)  D. 
E)  E.

Question 5

Which of these occurs during vigorous exercise?

Accepted Answer

A)  ATP accumulation 
B)  actin depletion 
C)  lactate formation 
D)  glycogen buildup 
E)  creatine phosphate formation 
A)  ATP accumulation 
B)  actin depletion 
C)  lactate formation 
D)  glycogen buildup 
E)  creatine phosphate formation

Question 6

When a person dies, the body often experiences rigor mortis.In this condition, it is as if the muscles have become inflexible and it is very difficult to manipulate the joints.Why does this occur?

Accepted Answer

In considering the molecular mechanism o

Question 7

When a sarcomere is at rest, the myosin binding sites on actin are blocked by

Accepted Answer

A)  calcium. 
B)  troponin. 
C)  tropomyosin. 
D)  the myosin heads. 
E)  ADP. 
A)  calcium. 
B)  troponin. 
C)  tropomyosin. 
D)  the myosin heads. 
E)  ADP.

Question 8

-A __________ is a confined fluid upon which muscle contractions act.

Accepted Answer

hydrostati

Question 9

Which of the following includes all the others?

Accepted Answer

A)  actin 
B)  myofibril 
C)  myosin 
D)  myofilament 
E)  muscle fiber 
A)  actin 
B)  myofibril 
C)  myosin 
D)  myofilament 
E)  muscle fiber

Question 10

-indicates an actin filament.

Accepted Answer

The answer of  
-indicates an actin filament....

Question 11

A motor neuron and all the muscle fibers under its control is a ____ unit.

Accepted Answer

A)  neuromuscular 
B)  movement 
C)  muscle 
D)  motor 
E)  coordination 
A)  neuromuscular 
B)  movement 
C)  muscle 
D)  motor 
E)  coordination

Question 12

The following questions refer to the figure above of a section through bone.
-Joints are areas of connection between two

Accepted Answer

A)  bendable regions of the skeleton. 
B)  bones. 
C)  glands. 
D)  cartilage regions. 
E)  of none of these. 
A)  bendable regions of the skeleton. 
B)  bones. 
C)  glands. 
D)  cartilage regions. 
E)  of none of these.

Question 13

Classification.Answer the following questions with reference to the muscles listed below.
a.pectoralis major
b.trapezius
c.quadriceps femoris
d.triceps
e.gastrocnemius
-This is a principal muscle of the anterior upper leg.

Accepted Answer

The answer of Classification.Answer the following questions with reference to...

Question 14

The __________ consists of skull bones, a vertebral column (backbone), and a rib cage.

Accepted Answer

The answer of The __________ consists of skull bones, a...

Question 15

Which of the following is dense connective tissue that joins two bones?

Accepted Answer

A)  sutures 
B)  ligaments 
C)  muscles 
D)  tendons 
E)  fascia 
A)  sutures 
B)  ligaments 
C)  muscles 
D)  tendons 
E)  fascia

Question 16

-indicates a myosin filament.

Accepted Answer

The answer of  
-indicates a myosin filament....

Question 17

The spinal cord runs through the vertebral column and connects with the brain through the __________.

Accepted Answer

The answer of The spinal cord runs through the vertebral...

Question 18

Osteoclasts function in bone remodeling to

Accepted Answer

A)  free mineral ions. 
B)  stimulate blood cell formation. 
C)  accelerate bone repair. 
D)  lay down a bony matrix. 
E)  do all of these. 
A)  free mineral ions. 
B)  stimulate blood cell formation. 
C)  accelerate bone repair. 
D)  lay down a bony matrix. 
E)  do all of these.

Question 19

Which of the following is properly matched?

Accepted Answer

A)  osteoblasts; bone breakdown 
B)  osteocytes; initial bone formation 
C)  osteoclasts; initial bone formation 
D)  osteoclasts; bone breakdown 
E)  osteoblasts; imprisoned in bony matrix 
A)  osteoblasts; bone breakdown 
B)  osteocytes; initial bone formation 
C)  osteoclasts; initial bone formation 
D)  osteoclasts; bone breakdown 
E)  osteoblasts; imprisoned in bony matrix

Question 20

Amyotrophic lateral sclerosis (ALS) disrupts muscle contraction by

Accepted Answer

A)  binding actin. 
B)  blocking myofibril. 
C)  killing motor neurons. 
D)  weakening myofilaments. 
E)  none of these. 
A)  binding actin. 
B)  blocking myofibril. 
C)  killing motor neurons. 
D)  weakening myofilaments. 
E)  none of these.

Exam 35: Structural Support and Movement

-is where tropomyosin is located.

-The organism in the above photograph has which of the following structural systems?

-Which of the following are NOT components of the appendicular skeleton?

The following questions refer to the figure above of a human femur. -The nutrient canal is indicated by

Which of these occurs during vigorous exercise?

When a person dies, the body often experiences rigor mortis.In this condition, it is as if the muscles have become inflexible and it is very difficult to manipulate the joints.Why does this occur?

When a sarcomere is at rest, the myosin binding sites on actin are blocked by

-A __________ is a confined fluid upon which muscle contractions act.

Which of the following includes all the others?

-indicates an actin filament.

A motor neuron and all the muscle fibers under its control is a ____ unit.

The following questions refer to the figure above of a section through bone. -Joints are areas of connection between two

Classification.Answer the following questions with reference to the muscles listed below. a.pectoralis major b.trapezius c.quadriceps femoris d.triceps e.gastrocnemius -This is a principal muscle of the anterior upper leg.

The __________ consists of skull bones, a vertebral column (backbone), and a rib cage.

Which of the following is dense connective tissue that joins two bones?

-indicates a myosin filament.

The spinal cord runs through the vertebral column and connects with the brain through the __________.

Osteoclasts function in bone remodeling to

Which of the following is properly matched?

Amyotrophic lateral sclerosis (ALS) disrupts muscle contraction by

Invitation to Biology

Lifes Chemical Basis

Molecules of Life

Cell Structure and Function

Ground Rules of Metabolism

Where It Startsphotosynthesis

How Cells Release Chemical Energy

Dna Structure and Function

From Dna to Protein

Gene Control

How Cells Reproduce

Meiosis and Sexual Reproduction

Observing Patterns in Inherited Traits

Chromosomes and Human Inheritance

Studying and Manipulating Genomes

Evidence of Evolution

Processes of Evolution

Organizing Information About Species

Lifes Origin and Early Evolution

Viruses and Prokaryotes

Protiststhe Simplest Eukaryotes

The Land Plants

Fungi

Animal Evolutionthe Invertebrates

Animal Evolutionthe Chordates

Animal Evolutionhuman Evolution

Plant Tissues

Plant Nutrition and Transport

Life Cycles of Flowering Plants

Communication Strategies in Plants

Animal Tissues and Organ Systems

Neural Control

Sensory Perception

Endocrine Control

Circulation

Immunity

Respiration

Digestion and Nutrition

Maintaining the Internal Environment

Animal Reproductive Systems

Animal Development

Animal Behavior

Population Ecology

Community Ecology

Ecosystems

The Biosphere

Human Impacts on the Biosphere

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