When you go out to recess after lunch, what is happening inside your body?

all of your body systems are working together

When taking a deep breath before jumping into a pool, what happens to the lungs when breathing?

your lungs take in air and get better

Using a model of the heart, press down on the dropper,water squirts out. Similar to the heart?

The heart contracts and blood is pushed out

When touching something hot, how does your brain know that the object is hot?

a signal moved through her nerves to her brain

Which statement about the small and large intestines is true?

the large intestine is thicker than the small intestine

Jamie would like to make her heart beat faster. How can she do this?

she can do jumping jacks for 1 minute

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The Human Body

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3rd grade science unit

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Questions 15

Answers

1
Aaron listens to Evan's heart in the lab. What does one of Evan's heartbeats sound like?
"lub-lub-dub"
"dub"
"lub"
"lub-dub"
2
What action does the nervous system control?
all of the above
jumping over a puddle
Catching a baseball
blinking your eyes
3
When you go out to recess after lunch, what is happening inside your body?
all of your body systems are working together
your nervous system is not working
your body systems are working one at a time
none of you body systems are working
4
What pulls on your arm bones so that you could move across the monkey bars?
nerves
veins and arteries
digestive juices
muscles
5
When taking a deep breath before jumping into a pool, what happens to the lungs when breathing?
the lungs are not used for breathing
you release oxygen back into the air
her lungs take in air and get smaller
your lungs take in air and get better
6
Looking at the human skeleton, what connects the lower arm to the upper arm?
elbow joint
shoulder bones
shoulder muscles
veins and arteries
7
Using a model of the heart, press down on the dropper,water squirts out. Similar to the heart?
the heart contracts and blood flows into it
the heart relaxes and blood flows into it
The heart relaxes and blood is pushed out
The heart contracts and blood is pushed out
8
When touching something hot, how does your brain know that the object is hot?
a signal moved through her nerves to her brain
a signal moved through her esophagus to her brain
a signal moved through her bones to her brain
a signal moved through her beings to her brain
9
Which system covers and protects the brain?
digestive system
circulatory system
skeletal system
respiratory system
10
When playing soccer, which system(s) allow you to play soccer?
muscular system
all of the above
nervous system
skeletal system
11
Which statement about the small and large intestines is true?
the small intestine is the same size as the large intestine
the large intestine is thicker than the small intestine
The small intestine is shorter than the large intestine
the large intestine is longer than the small intestine
12
I learned to sing a new song. The next day I sang it again. What system helped me remember?
respiratory system
digestive system
muscular system
nervous system
13
Kate jumps rope for two minutes. What happens to her breathing as she jumps?
her breathing gets faster
her breathing stays the same
her breathing gets slower
14
When you eat where does food go after it has been pushed down your esophagus?
into the liver
into the stomach
into the small intestine
into the large intestine
15
Jamie would like to make her heart beat faster. How can she do this?
She can lie on her desk for 2 minutes
she can stand in place for 1 minute
Jamie's heart rate cannot be increased
she can do jumping jacks for 1 minute

The Human Body Flashcards | StudBud