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Q: Which two organ systems work together to inhale oxygen? A. cardiac and muscular B. cardiac and respiratory C. respiratory and muscular D. respiratory and skeletal
A: B. respiratory and muscular > systems work together to inhale oxygen.
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User: Which two organ systems work together to inhale oxygen? A. cardiac and muscular B. cardiac and respiratory C. respiratory and muscular D. respiratory and skeletal

Weegy: B. respiratory and muscular > systems work together to inhale oxygen.
sujaysen|Points 2695|

User: Blood cells are made in which system? A. muscular system B. skeletal system C. circulatory system D. digestive system

User: In humans red blood cells are primarily produced in the red marrow. To which body system does red marrow belong? A. integumentary system B. circulatory system C. muscular system D. skeletal system

Weegy: It belongs to the D.) skeletal system.
wedekind|Points 1472|

User: When working muscle cells are deprived of oxygen they produce A. alcohol. B. lactic acid. C. citric acid. D. acetone.

Weegy: B. lactic acid
bdhouston|Points 687|

User: Muscles that cause joints to straighten are A. smooth. B. flexors. C. extensors. D. striated.

Weegy: C. extensors.
sipichapie|Points 4632|

User: All of the following are important roles of the skeletal system except A. organ protection B. movement C. storing minerals D. regulating body temperature

Weegy: D. regulating body temperature
patmarone|Points 6187|

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Asked 10/2/2012 2:18:20 AM
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