Question 1

Bones play a role in calcium homeostasis.

Accepted Answer

A) True 
 B)False

Question 2

The two closely allied organ systems that allow for running,swimming,and flying under the direction of the nervous system are the

Accepted Answer

A)  skeletal and endocrine systems. 
B)  muscular and endocrine systems. 
C)  muscular and skeletal systems. 
D)  circulatory and muscular systems. 
E)  circulatory and skeletal systems. 
A)  skeletal and endocrine systems. 
B)  muscular and endocrine systems. 
C)  muscular and skeletal systems. 
D)  circulatory and muscular systems. 
E)  circulatory and skeletal systems.

Question 3

After a muscle cell contracts,calcium ions must

Accepted Answer

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

Question 4

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 5

The molecule that rapidly replenishes ATP at the beginning of muscle activity is

Accepted Answer

A)  actin. 
B)  creatine phosphate. 
C)  myoglobin. 
D)  oxygen debt. 
E)  myosin. 
A)  actin. 
B)  creatine phosphate. 
C)  myoglobin. 
D)  oxygen debt. 
E)  myosin.

Question 6

A condition in which bones become less dense is called

Accepted Answer

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

Question 7

Which is not a function of skeletal muscles?

Accepted Answer

A)  produce heat to keep the body warm 
B)  yell a command 
C)  blink 
D)  kick a ball 
E)  pump blood through the heart 
A)  produce heat to keep the body warm 
B)  yell a command 
C)  blink 
D)  kick a ball 
E)  pump blood through the heart

Question 8

A thin filament in a muscle cell is composed primarily of the protein

Accepted Answer

A)  hemoglobin. 
B)  myosin. 
C)  myoglobin. 
D)  actin. 
E)  pectin. 
A)  hemoglobin. 
B)  myosin. 
C)  myoglobin. 
D)  actin. 
E)  pectin.

Question 9

The process by which an arthropod sheds its exoskeleton in order to grow is called molting.

Accepted Answer

A) True 
 B)False

Question 10

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 11

If you see a limb move,first in one direction,then in the opposite,you can be sure that there are two opposing muscles responsible.

Accepted Answer

A) True 
 B)False

Question 12

________ are used to lift a cup to your mouth,and ________ are used to lower the cup back onto the table.

Accepted Answer

A)  The biceps; the triceps 
B)  The muscles; the bones 
C)  The tendons; the ligaments 
D)  The ligaments; the tendons 
E)  The biceps; the tendons 
A)  The biceps; the triceps 
B)  The muscles; the bones 
C)  The tendons; the ligaments 
D)  The ligaments; the tendons 
E)  The biceps; the tendons

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

An area where two bones meet is called a(n)

Accepted Answer

A)  synapse. 
B)  joint. 
C)  synaptic cleft. 
D)  vascular cavity. 
E)  olfactory bulb. 
A)  synapse. 
B)  joint. 
C)  synaptic cleft. 
D)  vascular cavity. 
E)  olfactory bulb.

Question 15

Muscle rich in fast-twitch fibers is darker than muscle rich in slow-twitch fibers.

Accepted Answer

A) True 
 B)False

Question 16

What connective tissue provides a mold that bone replaces until bone growth is complete?

Accepted Answer

A)  cartilage 
B)  red bone marrow 
C)  yellow bone marrow 
D)  compact bone 
E)  spongy bone 
A)  cartilage 
B)  red bone marrow 
C)  yellow bone marrow 
D)  compact bone 
E)  spongy bone

Question 17

The attachment area for one of the main muscles involved in chewing is shown in red for three types of primates.
  
-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 18

Osteoarthritis is caused when bones in a joint rub against each other directly.What happens in osteoarthritis?

Accepted Answer

A)  New bone is made in the joint. 
B)  Cartilage is destroyed. 
C)  Ligaments are torn. 
D)  The synovial membrane is destroyed. 
E)  Tendons are torn. 
A)  New bone is made in the joint. 
B)  Cartilage is destroyed. 
C)  Ligaments are torn. 
D)  The synovial membrane is destroyed. 
E)  Tendons are torn.

Question 19

The endoskeleton functions in

Accepted Answer

A)  production of blood cells. 
B)  supporting the body. 
C)  protecting the body. 
D)  movement. 
E)  All answers are correct. 
A)  production of blood cells. 
B)  supporting the body. 
C)  protecting the body. 
D)  movement. 
E)  All answers are correct.

Question 20

A disorder of the axial skeleton in which the vertebral column curves to the side is known as

Accepted Answer

A)  Graves disease. 
B)  a ruptured cartilage. 
C)  scleroderma. 
D)  scoliosis. 
E)  All answers are correct. 
A)  Graves disease. 
B)  a ruptured cartilage. 
C)  scleroderma. 
D)  scoliosis. 
E)  All answers are correct.

Exam 26: The Skeletal and Muscular Systems

Bones play a role in calcium homeostasis.

The two closely allied organ systems that allow for running,swimming,and flying under the direction of the nervous system are the

After a muscle cell contracts,calcium ions must

Ligaments are connective tissues that connect ________ to ________.

The molecule that rapidly replenishes ATP at the beginning of muscle activity is

A condition in which bones become less dense is called

Which is not a function of skeletal muscles?

A thin filament in a muscle cell is composed primarily of the protein

The process by which an arthropod sheds its exoskeleton in order to grow is called molting.

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

If you see a limb move,first in one direction,then in the opposite,you can be sure that there are two opposing muscles responsible.

________ are used to lift a cup to your mouth,and ________ are used to lower the cup back onto the table.

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

An area where two bones meet is called a(n)

Muscle rich in fast-twitch fibers is darker than muscle rich in slow-twitch fibers.

What connective tissue provides a mold that bone replaces until bone growth is complete?

The attachment area for one of the main muscles involved in chewing is shown in red for three types of primates. -How is the temporalis muscle attached to the skull and jaw?

Osteoarthritis is caused when bones in a joint rub against each other directly.What happens in osteoarthritis?

The endoskeleton functions in

A disorder of the axial skeleton in which the vertebral column curves to the side is known as

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