Sarcomere Structure and Function

Front

A sarcomere is

Back

The basic contractile unit of muscle contraction

Front

The part of the sarcomere that A (green) refers to is the?

Back

Z Line/disc

Front

The part of the sarcomere that B (Orange) refers to is the?

Back

M Line

Front

The part of the sarcomere that C (Blue) refers to is the?

Back

Actin

Front

The part of the sarcomere that D (Red) refers to is the? Options: Actin, Myosin, Troponin, Tropomyosin

Back

Myosin

Front

What zone/band of the sarcomere is represented by yellow?

Back

I Zone/Band

Front

What state is the sarcomere in?

Back

Relaxed

Front

What state is the sarcomere in #2?

Back

Contracting

Front

What state is the sarcomere in #3?

Back

Fully Contracted

Front

What happens to the H zone during a sarcomere contraction?

Back

It disappears