Marathon Runner_Test_1_online

Which is responsible for providing oxygen to cells?

• respiratory system
• circulatory system
• muscular system
• nervous system

Which best describes the relationship between the muscular system and the circulatory system? 

• The circulatory system captures carbon dioxide from the air for muscle energy.
• The circulatory system produces red blood cells to bring oxygen to the muscles
• The circulatory system provides a framework for muscle movement
• The circulatory system delivers oxygen for muscle energy

Where does most absorption of nutrients take place?

• Stomach

• Small intestine

• Large intestine

• Gall bladder

Microscopic sacs where gas exchange of oxygen and carbon dioxide takes place; are called:

• alveoli

• bronchi

• villi

What important activity takes place in the lungs?

• Food is digested
• Waste filtered from blood
• Oxygen (O2) is exchanged for Carbon Dioxide (CO2)
• Trachea is exchanged for the larynx

What are the tiny air sacs at the end of the Bronchioles, that transfer oxygen into the blood stream?

• Trachea
• Bronchi
• Alveoli
• Larynx

Tags

NGSS.MS-LS1-3

What are the lungs getting rid of when you exhale?

• Air
• Oxygen
• Carbon Dioxide
• Nitrogen

Tags

NGSS.MS-LS2-3

What is the purpose of the villi? (select all that apply)

• increase the surface area

• chemically break down food

• absorb nutrients into the bloodstream

• mechanically break down food

Tags

NGSS.MS-LS1-3

Which hormone is produced when the blood glucose concentration is above normal?

• insulin

• glucagon

• both insulin and glucagon

• neither insulin nor glucagon

Tags

NGSS.HS-LS1-3

Homeostasis is the maintenance of a constant...

• internal environment

• external environment

• living environment

Tags

NGSS.MS-LS1-3