Muscle Anatomy Review

Muscle Anatomy Review

Assessment

Flashcard

Science

11th - 12th Grade

Hard

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15 questions

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1.

FLASHCARD QUESTION

Front

What are myofilaments made up of?

Back

Myofilaments are made up of two types of proteins known as Actin and Myosin.

2.

FLASHCARD QUESTION

Front

What structure is referred to as the sarcomere?

Back

The sarcomere is the basic unit of a muscle's striated muscle tissue, consisting of myofilaments (actin and myosin) that slide past each other to produce muscle contraction.

3.

FLASHCARD QUESTION

Front

List the structures of a muscle from smallest to largest.

Back

The structures of a muscle from smallest to largest are: myofilaments, myofibril, muscle fiber, fascicle, muscle.

4.

FLASHCARD QUESTION

Front

How many sarcomeres are typically found in a muscle fiber?

Back

The number of sarcomeres in a muscle fiber can vary, but in the context of the question, there are 5 sarcomeres shown.

5.

FLASHCARD QUESTION

Front

What is a fascicle in muscle anatomy?

Back

A fascicle is a bundle of muscle fibers surrounded by perimysium, which is a type of connective tissue.

6.

FLASHCARD QUESTION

Front

What is the role of Actin in muscle contraction?

Back

Actin is a thin filament that interacts with myosin to facilitate muscle contraction.

7.

FLASHCARD QUESTION

Front

What is the role of Myosin in muscle contraction?

Back

Myosin is a thick filament that binds to actin and pulls it to shorten the muscle during contraction.

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