Question 1

In a muscle contraction,the Z lines of a sarcomere are ___.

Accepted Answer

A)  closer together but not overlapping 
B)  further apart 
C)  the same distance as when not contracting 
D)  thicker 
E)  overlapping 
A)  closer together but not overlapping 
B)  further apart 
C)  the same distance as when not contracting 
D)  thicker 
E)  overlapping

Question 2

In a vertebrate,which of the following is NOT a part of the axial skeleton?

Accepted Answer

A)  skull 
B)  ribs 
C)  vertebrae 
D)  knee 
E)  tail 
A)  skull 
B)  ribs 
C)  vertebrae 
D)  knee 
E)  tail

Question 3

Classification.The statements ask about characteristics associated with the various types of joints.For each one,select the best choice from the following types of joints and joint structures.
a.synovial joint
b.fibrous joint
c.cartilaginous joint
d.true of all joints
e.not true of any joints
-found between vertebrae

Accepted Answer

The answer of Classification.The statements ask about characteristics associated with...

Question 4

Classification.The statements ask about characteristics associated with types of bones and bone marrows.For each one,select the best choice from the following types of bones and bone marrow.
 a.compact bone
b.spongy bone
c.both spongy bone and compact bone
d.neither spongy bone or compact bone
-outer bony layer of long bones

Accepted Answer

The answer of Classification.The statements ask about characteristics associated with...

Question 5

Classification.The statements ask about characteristics associated with types of bones and bone marrows.For each one,select the best choice from the following types of bones and bone marrow.
 a.compact bone
b.spongy bone
c.both spongy bone and compact bone
d.neither spongy bone or compact bone
-composed of lightweight tissues with internal spaces

Accepted Answer

The answer of Classification.The statements ask about characteristics associated with...

Question 6

In which of the following diseases does a virus infect and kill motor neurons?

Accepted Answer

A)  polio 
B)  amyotrophic lateral sclerosis 
C)  Duchenne muscular dystrophy 
D)  multiple sclerosis 
E)  fibromyalgia 
A)  polio 
B)  amyotrophic lateral sclerosis 
C)  Duchenne muscular dystrophy 
D)  multiple sclerosis 
E)  fibromyalgia

Question 7

Which of the following animals does NOT have an endoskelton?

Accepted Answer

A)  sea stars 
B)  snakes 
C)  frogs 
D)  oysters 
E)  all of these animals have an endoskeleton 
A)  sea stars 
B)  snakes 
C)  frogs 
D)  oysters 
E)  all of these animals have an endoskeleton

Question 8

Bones are wrapped in ____ tissue(s).

Accepted Answer

A)  adipose 
B)  dense connective 
C)  epithelial 
D)  loose connective 
E)  all of these 
A)  adipose 
B)  dense connective 
C)  epithelial 
D)  loose connective 
E)  all of these

Question 9

Which kind of exercise makes skeletal muscles more resistant to fatigue?

Accepted Answer

A)  high intensity-short duration 
B)  low intensity-long duration 
C)  medium intensity-medium duration 
D)  high intensity-long duration 
E)  low intensity-short duration 
A)  high intensity-short duration 
B)  low intensity-long duration 
C)  medium intensity-medium duration 
D)  high intensity-long duration 
E)  low intensity-short duration

Question 10

In clinical studies,nutritional supplements that block the activity of myostatin had which of the following effects?

Accepted Answer

A)  increased muscle mass in both homozygotes and heterozygotes 
B)  increased muscle mass in homozygotes only 
C)  increased muscle mass in heterozygotes 
D)  reduced muscle mass in both heterozygotes and homozygotes 
E)  the nutritional supplements had on effect at all 
A)  increased muscle mass in both homozygotes and heterozygotes 
B)  increased muscle mass in homozygotes only 
C)  increased muscle mass in heterozygotes 
D)  reduced muscle mass in both heterozygotes and homozygotes 
E)  the nutritional supplements had on effect at all

Question 11

Which of the following is a correct difference between the pectoral girdle and the pelvic girdle?

Accepted Answer

A)  the pectoral girdle has more bones 
B)  the pectoral girdle includes the patella and the pelvic girdle includes the radius 
C)  the bones of the pelvic girdle are fused; the bones of the pectoral girdle are not 
D)  the bones of the pelvic girdle are part of the upper body; the bones of the pectoral girdle are a part of the lower body 
E)  more than one of these is a correct difference between the pectoral and the pelvic girdle 
A)  the pectoral girdle has more bones 
B)  the pectoral girdle includes the patella and the pelvic girdle includes the radius 
C)  the bones of the pelvic girdle are fused; the bones of the pectoral girdle are not 
D)  the bones of the pelvic girdle are part of the upper body; the bones of the pectoral girdle are a part of the lower body 
E)  more than one of these is a correct difference between the pectoral and the pelvic girdle

Question 12

Which of the following hold the bones of synovial joints in place?

Accepted Answer

A)  tendons 
B)  loose connective tissue 
C)  ligaments 
D)  cartilage 
E)  other bones 
A)  tendons 
B)  loose connective tissue 
C)  ligaments 
D)  cartilage 
E)  other bones

Question 13

Classification.The statements ask about the various types of skeletons found in animals.For each one,select the best choice from the following three types of skeletons.
a.hydrostatic skeleton
b.exoskeleton
c.endoskeleton
-a tapeworm has this type of skeleton

Accepted Answer

The answer of Classification.The statements ask about the various types...

Question 14

What specifically happens when the myosin bound ATP is hydrolyzed to ADP and Pi?

Accepted Answer

A)  the myosin converts to a high energy state 
B)  the myosin converts to a low energy state 
C)  the energy released from ATP causes the release of calcium from endoplasmic reticula 
D)  myosin and actin form a cross-bridge 
E)  the sarcomere contracts 
A)  the myosin converts to a high energy state 
B)  the myosin converts to a low energy state 
C)  the energy released from ATP causes the release of calcium from endoplasmic reticula 
D)  myosin and actin form a cross-bridge 
E)  the sarcomere contracts

Question 15

Which of the following is NOT found in compact bone?

Accepted Answer

A)  concentric layers of extracellular matrix 
B)  blood and nerve canals 
C)  yellow marrow 
D)  red marrow 
E)  all of these are found in compact bone 
A)  concentric layers of extracellular matrix 
B)  blood and nerve canals 
C)  yellow marrow 
D)  red marrow 
E)  all of these are found in compact bone

Question 16

In the disease,_____,motor neurons are destroyed and death by respiratory failure occurs
within three to five years of diagnosis.

Accepted Answer

amyotrophi

Question 17

Understanding how to inhibit myostatin production may lead to effective treatment of

Accepted Answer

A)  hemophilia. 
B)  muscular dystrophy. 
C)  firbromyalgia. 
D)  retinoblastoma. 
E)  more than one of these. 
A)  hemophilia. 
B)  muscular dystrophy. 
C)  firbromyalgia. 
D)  retinoblastoma. 
E)  more than one of these.

Question 18

What type of skeleton do earthworms have?

Accepted Answer

A)  exoskeleton 
B)  endoskeleton 
C)  hydrostatic skeleton 
D)  segmental skeleton 
E)  none of these 
A)  exoskeleton 
B)  endoskeleton 
C)  hydrostatic skeleton 
D)  segmental skeleton 
E)  none of these

Question 19

Classification.The statements ask about characteristics associated with types of bones and bone marrows.For each one,select the best choice from the following types of bones and bone marrow.
 a.compact bone
b.spongy bone
c.both spongy bone and compact bone
d.neither spongy bone or compact bone
-has sheath of dense connective tissue

Accepted Answer

The answer of Classification.The statements ask about characteristics associated with...

Question 20

Classification.The statements ask about characteristics associated with types of bones and bone marrows.For each one,select the best choice from the following types of bones and bone marrow.
 a.compact bone
b.spongy bone
c.both spongy bone and compact bone
d.neither spongy bone or compact bone
-has marrow that produces blood cells

Accepted Answer

The answer of Classification.The statements ask about characteristics associated with...

Exam 20: How Animals Move

In a muscle contraction,the Z lines of a sarcomere are ___.

In a vertebrate,which of the following is NOT a part of the axial skeleton?

In which of the following diseases does a virus infect and kill motor neurons?

Which of the following animals does NOT have an endoskelton?

Bones are wrapped in ____ tissue(s).

Which kind of exercise makes skeletal muscles more resistant to fatigue?

In clinical studies,nutritional supplements that block the activity of myostatin had which of the following effects?

Which of the following is a correct difference between the pectoral girdle and the pelvic girdle?

Which of the following hold the bones of synovial joints in place?

Classification.The statements ask about the various types of skeletons found in animals.For each one,select the best choice from the following three types of skeletons. a.hydrostatic skeleton b.exoskeleton c.endoskeleton -a tapeworm has this type of skeleton

What specifically happens when the myosin bound ATP is hydrolyzed to ADP and Pi?

Which of the following is NOT found in compact bone?

In the disease,_____,motor neurons are destroyed and death by respiratory failure occurs within three to five years of diagnosis.

Understanding how to inhibit myostatin production may lead to effective treatment of

What type of skeleton do earthworms have?

Invitation to Biology

Molecules of Life

Cell Structure

Energy and Metabolism

Capturing and Releasing Energy

DNA Structure and Function

Gene Expression and Control

How Cells Reproduce

Patterns of Inheritance

Biotechnology

Evidence of Evolution

Processes of Evolution

Early Life Forms and the Viruses

Plants and Fungi

Animal Evolution

Population Ecology

Communities and Ecosystems

The Biosphere and Human Effects

Animal Tissues and Organs

Circulation and Respiration

Immunity

Digestion and Excretion

Neural Control and the Senses

Endocrine Control

Reproduction and Development

Plant Form and Function

Plant Reproduction and Development

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