asked 162k views
2 votes
Which system produces the body's heat?

A) integumentary
B) Circulatory
C) Muscular
D) Digestive

asked
User DonGar
by
8.3k points

2 Answers

2 votes

Its definitely Muscular

answered
User Dmitry Ostashev
by
8.4k points
5 votes
C) Muscular
This is because muscle contractions (no matter how small) produce friction which releases energy in the form of heat
answered
User VISHMAY
by
8.6k points
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