It;s interesting that sometimes your brain cannot control your muscle movements and also that your muscles can be lost when you don't use your muscles.

Smooth Muscle
- Involuntary: moves by itself
- In your organs: stomach, intestine, bladder

Skeletal Muscle
- Voluntary: force to move
- Attached with skeleton

Cardiac
- Involuntary
- Only in heart

Alveoli is the air sac at the end of the bronchioles. They exchange the oxygen and carbon dioxide inside the blood. They provide oxygen to the blood and send out the carbon dioxide again. If the alveoli are damaged, the process of exchanging oxygen and carbon dioxide will not work well and give oxygen to your body.

Everything correct.

Result: 10/10
Details
Number Actual Your Answer(s)
Review - 1 B B
Review - 2 A A
Review - 3 C C
Review - 4 B B
Review - 5 A A
Review - 6 B B
Review - 7 D D
Review - 8 A A
Review - 9 A A
Review - 10 B B

While doing a lab, we can record our observations by jotting down notes, writing simple sentences, drawing, dating them into graphs and tables, pictures, and videos. There are many ways to observe your experiment. It is important to be careful while you record your observations because when you record the wrong information, your experiment results will be incorrect and the whole lab would not be reliable and accurate.

after about 9 minutes of no oxygen, most people diee

Aerobic Respiration equation:
glucose + oxygen → carbon dioxide + water (+ energy)
C6H12O6 + 6O2 → 6CO2 + 6H2O (+ energy)

Breathing is a constant process where you breathe in and out, but respiration is a process where the body breaks down the oxygen. Breathing is physical process and respiration is chemical process.