Alex Thaler - My PDF Lesson

Last updated over 7 years ago
6 questions
1

Which of these carries oxygen-rich blood to every cell in your body?

1

In your brain, nerve cells transmit messages back and forth. WHAT IS THE NAME FOR THESE SPECIAL NERVE CELLS?

1

Draw a lung (like the image shown) and label it with these 3 terms:
Trachea, Bronchi, Bronchioles

1

First, watch the video, and then explain, in your own words, how the digestive system works.

1

There are 206 bones in an adult human skeletal system.

1

Why are muscles important?