Body Organization and Homeostasis Answers

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1
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The lungs, nose, and trachea are organs of the respiratory system. Which best describes these organs?

A
They deliver nutrients to the other tissues.
B
They deliver oxygen to the blood.
C
They are both used for support.
D
They help break down food.
2
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A
cell
B
tissue
C
organ
D
organ system
3

Which is an organ?

A
heart
B
circulatory system
C
blood
D
muscle tissue
4

Which is a group of tissues that work together to carry out a common function?

A
cell
B
organ
C
organelle
D
organ system
5

After running, Ollie’s blood pressure was high. His nervous system sensed this and sent a message to decrease heart rate and blood flow.Which system worked together with the nervous system?

A
skeletal system
B
circulatory system
C
respiratory system
D
digestive system
7

Which organ systems are used to help the body shiver?

A
circulatory and respiratory
B
nervous and muscular
C
circulatory and muscular
D
respiratory and nervous
8

Lewis is running in a race. His muscles need oxygen. Which best describes how multiple systems interact to bring him into homeostasis?

A
The circulatory system brings oxygen to the respiratory system, which delivers oxygen to the muscular system.
B
The respiratory system brings oxygen to the circulatory system, which delivers oxygen to the muscular system.
C
The respiratory system brings oxygen to the circulatory system, which delivers oxygen to the skeletal system.
D
The circulatory system brings oxygen to the respiratory system, which delivers oxygen to the skeletal system.
9

celltissueorganorgan system

A
cell
B
tissue
C
organ
D
organ system
10

Which shows three human body parts in order from the simplest level of organization to the most complex?

A
red blood cell → nervous system → bone tissue
B
nervous system → bone tissue → red blood cell
C
red blood cell → heart tissue → circulatory system
D
bone tissue → red blood cell → nervous system

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