Select your answer:
Topics:
Circulatory & Lymphatic Circulation of Blood Types of Nutrients Terms for The Skeletal System HFT Vitamins Receptors Fainting and Nosebleed Enzymes Doctor Equipments Enzymes and Movement of Substances Branches of Microbiology Vision Epithelial EM Spectrum SchizophreniaOther quiz:
Dentistry › ViewToothbrushing frequency and duration is more important than toothbrushing technique.
A. TRUE
B. FALSE
Human Organs › View
How does a pair of skeletal muscles work together?
A. both muscles contract at the same time
B. both muscles relax and then work together
C. when one muscle contracts, the other relaxes
D. When one muscle is voluntary, the other is involuntary