Question 1

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 wild duck?

Accepted Answer

A)  They are fast-twitch muscles with abundant capillaries and mitochondriA.
B)  They are slow-twitch muscles with few capillaries or mitochondria.
C)  They are slow-twitch muscles with abundant capillaries and mitochondria.
D)  They are fast-twitch muscles with few capillaries or mitochondria.
E)  They are a mix of fast-twitch and slow-twitch muscles.F) C) and D)
G) A) and E)

Question 2

Which bone,if examined,would show that you were working with something other than an upper limb?

Accepted Answer

A)  radius
B)  ulna
C)  patella
D)  humerus
E)  clavicleF) D) and E)
G) A) and B) C

Question 3

When blood calcium is high what would be stimulated by the thyroid?

Accepted Answer

A)  uptake of calcium from food by the intestine and secretion into the urine by the kidney
B)  uptake of calcium from food by the intestine and absorption from the urine by the kidney
C)  decreased uptake of calcium from food by the intestine and secretion into the urine by the kidney
D)  decreased uptake of calcium from food by the intestine and absorption from the urine by the kidney
E)  No answer is correct.F) A) and B)
G) D) and E)

Question 4

If you placed an electrode on a person's triceps and stimulated the muscle,what 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.
E)  No answer is correct.F) A) and B)
G) A) and C)

Question 5

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

Accepted Answer

A)  nervous tissue
B)  skeletal muscle
C)  cartilage
D)  bone
E)  tendonsF) None of the above
G) A) and E)

Question 6

The type of skeleton that is an internal support structure is a(n)

Accepted Answer

A)  endoskeleton.
B)  hydrostatic skeleton.
C)  gastrovascular cavity.
D)  exoskeleton.
E)  vascular canal.F) A) and B)
G) None of the above

Question 7

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

Question 8

A neuromuscular junction is a __________ between a ______________ and a _______________.

Accepted Answer

A)  membrane;muscle;neuron
B)  synovial joint;muscle;neuron
C)  synapse;muscle;neuron
D)  synovial joint;bone;muscle
E)  synapse;bone;muscleF) A) and E)
G) B) and C)

Question 9

In muscle tissue,if there is not enough oxygen for aerobic respiration to occur,

Accepted Answer

A)  the muscle cell can produce ATP by fermentation.
B)  the muscle cell cannot make ATP.
C)  the muscle cell uses creatine phosphate instead of ATP for energy.
D)  the muscle cell can produce ATP from fats.
E)  the muscle cell depletes its reserves of lactic acid.F) A) and D)
G) B) and E)

Question 10

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.F) A) and B)
G) A) and D)

Question 11

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.F) A) and D)
G) All of the above

Question 12

A sprain is a stretched or torn

Accepted Answer

A)  ligament.
B)  tendon.
C)  muscle.
D)  neuron.
E)  vein.F) B) and E)
G) B) and C)

Question 13

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

Accepted Answer

A)  scoliosis.
B)  a ruptured cartilage.
C)  All answers are correct.
D)  scleroderma.
E)  Graves' diseasE.F) A) and C)
G) C) and D)

Question 14

The type of skeleton composed of calcium rich-spines,cartilage or bone is a(n)

Accepted Answer

A)  exoskeleton.
B)  hydrostatic skeleton.
C)  gastrovascular cavity.
D)  endoskeleton.
E)  vascular canal.F) A) and D)
G) None of the above

Question 15

Bones regulate calcium homeostasis.

Accepted Answer

A) True 
 B)False

Question 16

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.
E)  They are a mix of fast-twitch and slow-twitch muscles.F) B) and D)
G) D) and E) A

Question 17

A new drug that mimics ATP but that cannot be broken down as ATP is in muscle would still allow muscular contraction to occur.

Accepted Answer

A) True 
 B)False  False

Question 18

Each myofibril consists of two types of filaments,a thin actin filament and a thick myosin filament.

Accepted Answer

A) True 
 B)False

Question 19

Which is not a part of the axial skeleton?

Accepted Answer

A)  pelvic girdle
B)  ribs
C)  skull
D)  sternum
E)  vertebral columnF) B) and D)
G) B) and E)

Question 20

If a growth plate is damaged before bone growth is complete,what may result?

Accepted Answer

A)  Additional cartilage will be added to the growth plate.
B)  The bone will not grow to its full length.
C)  The bone will continue to grow unchecked.
D)  The cartilage will continue to grow uncheckeD.
E)  Red bone marrow will not form because of a reduced marrow cavity.F) A) and E)
G) A) and D)

Exam 26: The Skeletal and Muscular Systems

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 wild duck?

Correct AnswerverifiedShow Answer

Which bone,if examined,would show that you were working with something other than an upper limb?

Correct AnswerverifiedC

When blood calcium is high what would be stimulated by the thyroid?

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedShow Answer

The type of skeleton that is an internal support structure is a(n)

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedShow Answer

A neuromuscular junction is a __________ between a ______________ and a _______________.

Correct AnswerverifiedShow Answer

In muscle tissue,if there is not enough oxygen for aerobic respiration to occur,

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedShow Answer

A sprain is a stretched or torn

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedShow Answer

The type of skeleton composed of calcium rich-spines,cartilage or bone is a(n)

Correct AnswerverifiedShow Answer

Bones regulate calcium homeostasis.

Correct AnswerverifiedShow Answer

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?

Correct AnswerverifiedA

A new drug that mimics ATP but that cannot be broken down as ATP is in muscle would still allow muscular contraction to occur.

Correct AnswerverifiedFalse

Each myofibril consists of two types of filaments,a thin actin filament and a thick myosin filament.

Correct AnswerverifiedShow Answer

Which is not a part of the axial skeleton?

Correct AnswerverifiedShow Answer

If a growth plate is damaged before bone growth is complete,what may result?

Correct AnswerverifiedShow Answer

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C

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A neuromuscular junction is a between a and a _______.

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A

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False

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