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Week 8 Quiz 6
Masterbooks Intro to A&P Volume 1
| Term | Definition |
|---|---|
| antagonistic | muscles that work opposite each other |
| intercostal muscles | located between the ribs |
| orbicularis oculi muscle | encircles each eye; helps us to blink, wink, and squint |
| deltoid muscle | the round muscle over the cap of the shoulder |
| rotator cuff | the name for the four muscles that hold the humerus in the shoulder joint |
| trapezius | the triangular-shaped muscle in the upper back, helping connect the pectoral girdle to the thorax |
| pectoralis major muscle | the primary muscle of the chest |
| rectus abdominis | this long muscle on the front wall of the abdomen helps keep the pelvis stable as we walk |
| anterior | means "in the front" |
| posterior | means "in the back" |
| occipitofrontalis | the main muscle across our forehead; elevates the eyebrows |
| orbicularis oris | helps you close your mouth |
| mentalis muscle | on the front of the lower jaw; helps wrinkle the chin |
| buccinator | compresses the cheek and helps keep food in place as we chew |
| gluteus maximus | biggest muscle in the body |
| heart | hardest working muscle in the body |
| achilles | strongest tendon in the body |
| hamstring | muscle at the rear of the thigh |
| supra | means "above" |
| infra | means "below" |
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