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Definition
| This intracellular structure stores calcium |
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Term
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Definition
| A myofibril is a bundle of: |
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Term
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Definition
| Each repeating pattern of bands and lines along the length of a muscle is called a: |
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Term
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Definition
| Actin, troponin, and tropomyosin make up this filament. |
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Term
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Definition
| A bundle of muscle cells is called a: |
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Definition
| Myosin is the protein making up this filamen |
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Term
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Definition
| These structures are extensions of the cell membrane that run deep into the cell. |
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Term
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Definition
| Another name for a muscle cell is a: |
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Definition
| The endomysium covers these. |
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Term
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Definition
| This type of muscle is in the walls of blood vessels and the GI tract. |
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Term
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Definition
| The thick ends of the SR are called: |
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Term
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Definition
| Of the 3 types of muscle, this one is not striated, and its cells are smaller than the other types. |
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Term
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Definition
| When calcium activates the protein it changes shape and pulls on the long protein called: |
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Term
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Definition
| The voltage-sensitive receptors on the t-tubules are linked to calcium release channels in the SR called |
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Term
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Definition
| When the long protein is moved, it is pulled away from active sites (binding sites) on this protein |
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Term
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Definition
| Now the protein ___ can bind to the open binding site. |
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Term
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Definition
| To return the cell to its pre-action potential state, this protein must work all along the cell membrane. |
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Term
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Definition
| To return calcium to its storage site, this protein must perform work |
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Term
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Definition
| Calcium binds to this protein. |
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Term
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Definition
| When calcium release channels open in the SR, calcium enters the |
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Term
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Definition
| When voltage-gated channels open near the motor end plate, a/an ____ is beginning |
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Term
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Definition
| When the action potential moves along the transverse tubules, voltage-sensitive ___ receptors are activated |
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Term
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Definition
| The cells of this fiber type are responsible for keeping you sitting or standing upright. |
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Term
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Definition
| This fiber type is like a hybrid of the other two types. |
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Term
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Definition
| These are the most powerful of the fiber types |
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Term
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Definition
| These are the most anaerobic of the fiber types. |
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Term
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Definition
| These are the largest of the fiber types. |
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Term
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Definition
| This fiber type of the quickest to fatigue |
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Term
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Definition
| This type of muscle fiber has the most mitochondria |
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Term
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Definition
| This fiber type has the most capillaries around it. |
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Term
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Definition
| This type of muscle fiber is the quickest to develop maximum tension |
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Term
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Definition
| The inactivating enzyme for the neurotransmitter is |
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Term
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Definition
| ___ is taken up by the motor neuron from the synaptic cleft. |
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Term
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Definition
| Voltage-gated channels are found all along here on a muscle cell. |
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Term
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Definition
| The neurotransmitter released from the motor neuron and binds to receptors on the muscle cell is: |
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Term
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Definition
| When a muscle cell is activated, the neurotransmitter will bind at this region of folded cell membrane. |
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Term
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Definition
| Chemically gated channels are found here on a muscle cell. |
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Term
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Definition
| The receptors found on the folded cell membrane are this general receptor type |
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Term
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Definition
| The name of the receptor found on skeletal muscle is: |
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