skeleton and muscles Flashcards
1
Q
features of skeleton
A
skull, jaw, backbone, breastbone, collarbone, humerus, ulna, radius, ribs, femur, kneecaps, tibia, fibula, coccyx
2
Q
four functions of the skeleton
A
protects organs, supports soft tissues, making blood cells and movement
3
Q
bone features
A
bone marrow (not in all bones), strong and hard tissue, spongy but still strong tissue
4
Q
what are antagonistic muscles
A
muscles that work against each other
5
Q
if the bicep contracts what happens to the tricep
A
relaxes
6
Q
if tricep contracts what happens to the bicep
A
it relaxes
