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Human Body Crossword

Across
Breakdown of food using muscles.
Happens to resting heart rate if your work out for several months.
Carry CO2 and nutrients to the heart.
Someone with a cough would have an infection of which system?
Number of chambers in the heart
System that transports O2 and Nutrients.
Is the human heart an organ or muscle?
Carry O2 and nutrients away from the heart.
System that breaks down food to absorb nutrients.
The right side of the heart pumps blood to ______
Heart attacks can occur when arteries are _______.
Down
Cirrhosis and hepatitis are diseases of the ________.
System that absorbs O2 and releases CO2
Organ that stores and breaks down the food we eat.
If you go on a 30 min run, your heart rate will ________
Three wastes produced by the body: CO2, Feces, ______
Breakdown of food using acids.
Prevents blood from flowing back into the heart.