Question 1

A condition in which bones become less dense is

Accepted Answer

A) gigantism. 
B) acromegaly. 
C) osteoarthritis. 
D) rheumatism. 
E) osteoporosis. 
A) gigantism. 
B) acromegaly. 
C) osteoarthritis. 
D) rheumatism. 
E) osteoporosis. E

Question 2

The breast muscle of a wild duck is dark,while that of a domesticated chicken is white.What would be true of breast muscle in a domesticated chicken?

Accepted Answer

A) They are fast-twitch muscles with few capillaries or mitochondriA. 
B) They are slow-twitch muscles with abundant capillaries and mitochondria. 
C) They are slow-twitch muscles with few capillaries or mitochondria. 
D) They are fast-twitch muscles with abundant capillaries and mitochondria. 
A) They are fast-twitch muscles with few capillaries or mitochondriA. 
B) They are slow-twitch muscles with abundant capillaries and mitochondria. 
C) They are slow-twitch muscles with few capillaries or mitochondria. 
D) They are fast-twitch muscles with abundant capillaries and mitochondria. A

Question 3

Fermentation does not require oxygen to generate ATP and is almost as efficient as aerobic respiration in generating ATP in muscle cells.

Accepted Answer

A) True 
 B)False  False

Question 4

In the section "Investigating Life: Did a Myosin Gene Mutation Make Humans Brainier?",how is the temporalis muscle attached to the skull and jaw?

Accepted Answer

A) myosin 
B) ligaments 
C) neurons 
D) tendons 
E) actin 
A) myosin 
B) ligaments 
C) neurons 
D) tendons 
E) actin

Question 5

Bones regulate calcium homeostasis.

Accepted Answer

A) True 
 B)False

Question 6

In the section "Investigating Life: Did a Myosin Gene Mutation Make Humans Brainier?",what did the researchers propose as the selective advantage for a smaller temporalis muscle?

Accepted Answer

A) Humans could eat softer foods. 
B) The brain could become larger. 
C) It would take less energy to move the muscle. 
D) It would enable speech. 
E) It forced humans to develop tools to cook their food. 
A) Humans could eat softer foods. 
B) The brain could become larger. 
C) It would take less energy to move the muscle. 
D) It would enable speech. 
E) It forced humans to develop tools to cook their food.

Question 7

If you placed an electrode on a person's triceps and stimulated the muscle,which of the following would occur?

Accepted Answer

A) They would not be able to straighten their leg. 
B) They would not be able to straighten their arm. 
C) They would not be able to bend their leg. 
D) They would not be able to bend their arm. 
A) They would not be able to straighten their leg. 
B) They would not be able to straighten their arm. 
C) They would not be able to bend their leg. 
D) They would not be able to bend their arm.

Question 8

The axial skeleton consists of the limbs and the bones that support them.

Accepted Answer

A) True 
 B)False

Question 9

You are trying out for the USA Olympic gymnastics team.Everything is going well until you turn your ankle on the landing and tear a connection between two bones.Now you will have to wait another four years.Which of the following could you have done to your ankle?

Accepted Answer

A) sprained a ligament 
B) strained a ligament 
C) sprained a tendon 
D) strained a tendon 
A) sprained a ligament 
B) strained a ligament 
C) sprained a tendon 
D) strained a tendon

Question 10

In the section "Investigating Life: Did a Myosin Gene Mutation Make Humans Brainier?",what does the deletion of the two base pairs in the genomes of six widely dispersed human populations,and the presence of the two base pairs in non-human primates reveal?

Accepted Answer

A) The two bases were insertions in the non-human primates. 
B) The deletion occurred before the branch between humans and non-human primates. 
C) The deletion occurred multiple non-human primates. 
D) The deletion occurred at least six times in different human populations. 
E) The deletion occurred after the branch between humans and non-human primates. 
A) The two bases were insertions in the non-human primates. 
B) The deletion occurred before the branch between humans and non-human primates. 
C) The deletion occurred multiple non-human primates. 
D) The deletion occurred at least six times in different human populations. 
E) The deletion occurred after the branch between humans and non-human primates.

Question 11

After a muscle cell contracts,which of the following must occur for the muscle to stop contracting?

Accepted Answer

A) Calcium ions must be pumped back into the endoplasmic reticulum. 
B) Calcium ions must be pumped out of the muscle cell. 
C) Calcium ions must flow out of the endoplasmic reticulum. 
D) Calcium ions must flow into the muscle cell. 
E) Calcium ions must flow out of the muscle cell. 
A) Calcium ions must be pumped back into the endoplasmic reticulum. 
B) Calcium ions must be pumped out of the muscle cell. 
C) Calcium ions must flow out of the endoplasmic reticulum. 
D) Calcium ions must flow into the muscle cell. 
E) Calcium ions must flow out of the muscle cell.

Question 12

The type of skeleton that consists of fluid constrained within a layer of flexible tissue is a(n)

Accepted Answer

A) vascular canal. 
B) endoskeleton. 
C) gastrovascular cavity. 
D) exoskeleton. 
E) hydrostatic skeleton. 
A) vascular canal. 
B) endoskeleton. 
C) gastrovascular cavity. 
D) exoskeleton. 
E) hydrostatic skeleton.

Question 13

After death,muscles remain in a stiff position for several hours.This stiff position is called

Accepted Answer

A) osteoarthritis. 
B) rheumatoid arthritis. 
C) rigor mortis. 
D) osteoporosis. 
E) flaccid paralysis. 
A) osteoarthritis. 
B) rheumatoid arthritis. 
C) rigor mortis. 
D) osteoporosis. 
E) flaccid paralysis.

Question 14

Ligaments are connective tissues that connect _______________ to _________________.

Accepted Answer

A) muscle;muscle 
B) muscle;bone 
C) tendons;bone 
D) bone;bone 
E) cartilage;bone 
A) muscle;muscle 
B) muscle;bone 
C) tendons;bone 
D) bone;bone 
E) cartilage;bone

Question 15

What keeps your head held up and not drooped forward towards your chest when you are awake?

Accepted Answer

A) nervous tissue 
B) skeletal muscle 
C) cartilage 
D) bone 
E) tendons 
A) nervous tissue 
B) skeletal muscle 
C) cartilage 
D) bone 
E) tendons

Question 16

______ keep(s)urine inside the bladder and ______ expel(s)urine from the bladder.

Accepted Answer

A) Bone;muscles 
B) Tendons;ligaments 
C) Ligaments;tendons 
D) Cartilage;muscle 
E) Muscle;muscle 
A) Bone;muscles 
B) Tendons;ligaments 
C) Ligaments;tendons 
D) Cartilage;muscle 
E) Muscle;muscle

Question 17

An autoimmune disorder in which there is chronic inflammation of the synovial membrane of a joint is

Accepted Answer

A) osteoarthritis. 
B) scoliosis. 
C) rheumatoid arthritis. 
D) osteoporosis. 
E) acromegaly. 
A) osteoarthritis. 
B) scoliosis. 
C) rheumatoid arthritis. 
D) osteoporosis. 
E) acromegaly.

Question 18

The interaction of both the muscular system and the skeletal system is necessary for animals to run,fly,and swim.

Accepted Answer

A) True 
 B)False

Question 19

A disorder of old age in which joint cartilage wears away,exposing bone to bone,is

Accepted Answer

A) acromegaly. 
B) rheumatoid arthritis. 
C) scoliosis. 
D) osteoporosis. 
E) osteoarthritis. 
A) acromegaly. 
B) rheumatoid arthritis. 
C) scoliosis. 
D) osteoporosis. 
E) osteoarthritis.

Question 20

The type of skeleton that is usually composed of either a calcium-containing shell or chitin is a(n)

Accepted Answer

A) endoskeleton. 
B) exoskeleton. 
C) hydrostatic skeleton. 
D) gastrovascular cavity. 
E) vascular canal. 
A) endoskeleton. 
B) exoskeleton. 
C) hydrostatic skeleton. 
D) gastrovascular cavity. 
E) vascular canal.

Exam 26: The Skeletal and Muscular Systems

A condition in which bones become less dense is

The breast muscle of a wild duck is dark,while that of a domesticated chicken is white.What would be true of breast muscle in a domesticated chicken?

Fermentation does not require oxygen to generate ATP and is almost as efficient as aerobic respiration in generating ATP in muscle cells.

In the section "Investigating Life: Did a Myosin Gene Mutation Make Humans Brainier?",how is the temporalis muscle attached to the skull and jaw?

Bones regulate calcium homeostasis.

In the section "Investigating Life: Did a Myosin Gene Mutation Make Humans Brainier?",what did the researchers propose as the selective advantage for a smaller temporalis muscle?

If you placed an electrode on a person's triceps and stimulated the muscle,which of the following would occur?

The axial skeleton consists of the limbs and the bones that support them.

You are trying out for the USA Olympic gymnastics team.Everything is going well until you turn your ankle on the landing and tear a connection between two bones.Now you will have to wait another four years.Which of the following could you have done to your ankle?

In the section "Investigating Life: Did a Myosin Gene Mutation Make Humans Brainier?",what does the deletion of the two base pairs in the genomes of six widely dispersed human populations,and the presence of the two base pairs in non-human primates reveal?

After a muscle cell contracts,which of the following must occur for the muscle to stop contracting?

The type of skeleton that consists of fluid constrained within a layer of flexible tissue is a(n)

After death,muscles remain in a stiff position for several hours.This stiff position is called

Ligaments are connective tissues that connect _______________ to _________________.

What keeps your head held up and not drooped forward towards your chest when you are awake?

______ keep(s)urine inside the bladder and ______ expel(s)urine from the bladder.

An autoimmune disorder in which there is chronic inflammation of the synovial membrane of a joint is

The interaction of both the muscular system and the skeletal system is necessary for animals to run,fly,and swim.

A disorder of old age in which joint cartilage wears away,exposing bone to bone,is

The type of skeleton that is usually composed of either a calcium-containing shell or chitin is a(n)

Scientific Study of Life

The Chemistry of Life

Cells

The Energy of Life

Photosynthesis

How Cells Release Energy

DNA Structure and Gene Function

DNA Replication and Cell Division

Sexual Reproduction and Meiosis

Patterns of Inheritance

DNA Technology

Forces of Evolutionary Change

Evidence of Evolution

Speciation and Extinction

Evolution and Diversity of Microbial Life

Evolution and Diversity of Plants

Evolution and Diversity of Animals

Population Ecology

Communities and Ecosystems

Preserving Biodiversity

Plant Form and Function

Reproduction and Development of Flowering Plants

Animal Tissues and Organ Systems

Nervous System and the Senses

The Endocrine System

The Circulatory and Respiratory Systems

Regulating Temperature, nutrients, and Body Fluids

The Immune System

Animal Reproduction and Development

Filters

Ligaments are connective tissues that connect _ to ___.

keep(s)urine inside the bladder and expel(s)urine from the bladder.