The Musculoskeletal and Integumentary Systems Answers

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1
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When Jacob starts running, his legs move faster and his heart rate increases. Which types of muscles are involved in these changes?

A
Skeletal muscles control his leg movement and smooth muscles control his heart rate.
B
Skeletal muscles control his leg movement and cardiac muscles control his heart rate.
C
Smooth muscles control his leg movement and cardiac muscles control his heart rate.
D
Skeletal muscles control both his leg movement and heart rate.
2
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Which trait do cardiac and smooth muscle share?

A
voluntary
B
involuntary
C
nonstriated
D
striated
3

Henry touched a hot plate and immediately moved his finger away from it.Which best explains the integumentary system’s role in this reaction?

A
Oil in the skin sensed the temperature difference.
B
Nerve endings in the skin responded to the heat.
C
Some hairs stood up when the fingers touched the plate.
D
His nails absorbed heat and moved his finger away from the plate.
4

Which is the biggest muscle in the human body?

A
gluteus maximus
B
gluteus minimus
C
sartorius
D
heart
6

Which action would be completed by skeletal muscle tissue?

A
digesting lunch
B
moving blood through arteries
C
increasing the heartbeat
D
kicking a soccer ball
7

The hair on Jamal’s arms is standing straight up.What most likely explains why his hair is behaving this way?

A
He is in a cold area.
B
He is sweating.
C
He is in danger of bacteria.
D
He is receiving information for touch.
9

When a person looks at a bright light, tiny muscles in the eye contract so less light can enter the eye.Which are most likely the characteristics of this muscle? Select three options.nonstriatedinvoluntaryvoluntarystriatedattached to skullattached to the eyeball

A
nonstriated
B
involuntary
C
voluntary
D
striated
E
attached to skull
F
attached to the eyeball
10

Which describes an interaction within the musculoskeletal system?

A
When a muscle contracts, a bone will move.
B
When a bone contracts, a muscle will move.
C
When a tendon contracts, a ligament will move.
D
When a ligament contracts, a tendon will move.

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