Term
| What are the four types of fascicle arrangement? |
|
Definition
| convergent, parallel, circular, and pennate |
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Term
| Define and provide an example of a convergent fascicle |
|
Definition
triangular/ fan-shaped
Pectoralis major |
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Term
| Define and provide an example of a parallel fascicle |
|
Definition
Fusiform (large belly in the middle) and strap-like (no large belly)
biceps brachii and sartorious |
|
|
Term
| Define and provide an example of a circular fascicle |
|
Definition
circular rings
orbicularis oris; sphincters |
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|
Term
| Define and provide an example of a pennate fascicle |
|
Definition
feather-like; unipennate, bipennate, multipennate
extensor digitorum longus; rectus femoris; and deltoid |
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Term
| Which parts of the skeletal system are the fulcrum and which parts are the lever? |
|
Definition
Fulcrum: joint
Lever: bone |
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Term
| What is the most common lever-type in the human body? |
|
Definition
|
|
Term
|
Definition
| muscle that contracts to cause action (prime movers) |
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Term
|
Definition
| stretches and yields to the effects of th agonist |
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Term
| In the upper body, coronal muscles _____ and posterior muscles ____ |
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Definition
|
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Term
| What is the arrangement of a first-class lever? |
|
Definition
load, fulcrum, effort
(muscles behind the neck) |
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|
Term
| What is the arrangement of a second-class lever? |
|
Definition
fulcrum, load, effort
(standing on your heel) |
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|
Term
| What is the arrangement of a third-class lever? |
|
Definition
load, fulcrum, effort
(biceps) |
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