The Sarcomere

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15 Terms

1
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<p>Where is ‘I’ band?</p>

Where is ‘I’ band?

#1

2
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<p>Where is ‘A’ band?</p>

Where is ‘A’ band?

The blue

3
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<p>Where is the ‘sone of overlap’?</p>

Where is the ‘sone of overlap’?

#2 (orange)

4
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<p>Where is ‘H’ zone?</p>

Where is ‘H’ zone?

#3 (yellow)

5
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<p>The sarcomere is the unit of what?</p>

The sarcomere is the unit of what?

Muscle contraction

6
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<p>What are the thin filaments anchored to?</p>

What are the thin filaments anchored to?

A zigzagging protein- Zwischenscheibe (meaning washer) AKA the Z line

7
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<p>Multiple thick filaments extending from a disk shaped central region composed of cyoskeletal elements</p>

Multiple thick filaments extending from a disk shaped central region composed of cyoskeletal elements

M-line

8
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<p>What protein runs from Z line to M line?</p>

What protein runs from Z line to M line?

Titin

9
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What is the function of titin?

It functions like a spring

10
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The sarcomere is from _____ to _____

Z line to Z line

11
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<p>What is the zone between two sacromeres?</p>

What is the zone between two sacromeres?

I band (only contains thin filaments)

12
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<p>What area contains both thick and thin filaments?</p>

What area contains both thick and thin filaments?

Zone of overlap

13
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What area only contains thick filaments?

H zone

14
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Where is ‘A’ band located?

The center of the sarcomere

15
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What are the two subdivisions of the ‘A’ band?

Zones of overlap and H zone