click below
click below
Normal Size Small Size show me how
Human Anatomy 3.5
Muscular System
| Question | Answer |
|---|---|
| What muscles move mandible in order to open, close, and chew? | Mastication muscles. |
| What 7 ways do we name muscles? | Location, size, number of regions, appearance, direction, origin and insertion, muscle action. |
| Tendon branches within a pennate muscle is a ____ fascicle. | Multipennate. |
| Fibers are on both sides of the tendon is a _____ fascicle. | Bipennate. |
| All muscle fibers are on the same side of the tendon is a ____ fascicle. | Unipennate. |
| What fascicles are short compared to muscle? | Pennate. |
| What do circular fascicles do when contracting? | Decrease diameter, guard entrances and exits of passage ways. |
| What fascicle forms sphincter muscles that enclose openings? | Circular. Ex: Orbicularis. |
| What do triangular / convergent fascicles do when contracting? | Pull softly in different directions. |
| What do parallel fascicles do when contracting? | Get shorter and longer in diameter. |
| What fascicle comes together at common attachment sites? | Triangular / convergent. Ex: Pectoral. |
| What fascicle is spindle shaped with a central body? | Parallel. Ex: Bicep. |
| What is the attachment to a moveable bone called> | Insertion. |
| What is the attachment to a stationary bone called? | Origin. |
| How many skeletal muscles within the muscular system? | 700. |