A&P Unit 4 - Sarcomere Structure and Contraction

Front

What is the smallest unit of a muscle to contract?

Back

A sarcomere

Front

Which myofilament is thick?

Back

Myosin

Front

Which myofilament is thin?

Back

Actin

Front

The part of the sarcomere that A (green) refers to is the? Options: Z Line, M Line, H Line, A Line

Back

Z Line

Front

The part of the sarcomere that B (Orange) refers to is the? Options: Z Line, M Line, H Line, A Line

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 zone/band of the sarcomere is represented by pink?

Back

A Zone/Band

Front

What zone/band of the sarcomere is represented by light brown?

Back

H Zone/Band