Structural Organisation In Animals Question 467

Question: The triceps and biceps muscles are of [MP PMT 1992]

Options:

A) Antagonist type

B) Involuntary type

C) Smooth type

D) Sphincter type

Show Answer

Answer:

Correct Answer: A

Solution:

Biceps and triceps work as antagonistic muscles at elbow.

Contraction of biceps and relaxation of triceps causes flexion of arm.

Similarly, contraction of biceps causes extension of arm at elbow.