ICSE Class 9 Answered
Why are flexor and extensor muscles of our hand known as antagonistic muscles?
Asked by Topperlearning User | 04 Jun, 2014, 01:23: PM
Expert Answer
The flexor (biceps) muscle of the upper arm bends the lower arm over the upper arm. Straightening (extension) of the lower arm is brought about by extensor (triceps) muscle. As these muscles cause opposing movements, they are known as antagonistic muscles.
Answered by | 04 Jun, 2014, 03:23: PM
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