Muscle Fibers Explained - Muscle Contraction and Muscle Fiber Anatomy – YouTube Dictation Transcript & Vocabulary

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Interactive Transcript & Highlights for Dictation

1.Muscles are the driving force of all the in the body, varying from lifting, running, walking, and even organ function

2.The muscular system of three major muscle types: cardiac muscles, which are responsible for the function of your heart, smooth muscles, which are responsible for the function of all your other organs, and skeletal muscles, which are responsible for, as the name suggests, the movement of your bones

3.Both smooth and cardiac muscles function involuntarily, meaning they operate by themselves

4.Skeletal muscles, on the other hand, function voluntarily and are under our conscious control

5.There are three different skeletal muscle fiber types known as Type I, IIa, and IIx fibers

💡 Tap the highlighted words to see definitions and examples

Key Vocabulary (CEFR C2)

primarily

A2

(focus) Of a primary or central nature, first and foremost

Example:

"do you primarily train? Leave your answers in the comment section below!"

movements

A2

Physical motion between points in space.

Example:

"Muscles are the driving force of all the movements"

contracting

B1

To draw together or nearer; to shorten, narrow, or lessen.

Example:

"of oxygen and glucose, as sources of energy. This combination allows for quicker contracting"

extremely

A2

(degree) To an extreme degree.

Example:

"extremely high levels of glucose in its stored form of glycogen, producing the fastest twitch"

fatigue-resistant

B1

A B1-level word commonly used in this context.

Example:

"fatigue-resistant Type I fibers are always activated first. When Type I fibers are maxed"

activties

A2

A A2-level word commonly used in this context.

Example:

"born with a predominant amount of a certain muscle fiber, making them effective with activties"

consists

A2

To be.

Example:

"system consists of three major muscle types: cardiac muscles, which are responsible for"

answers

A2

A response or reply; something said or done in reaction to a statement or question.

Example:

"do you primarily train? Leave your answers in the comment section below!"

comment

B2

A spoken or written remark.

Example:

"do you primarily train? Leave your answers in the comment section below!"

section

B2

A cutting; a part cut out from the rest of something.

Example:

"do you primarily train? Leave your answers in the comment section below!"

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Grammar & Pronunciation Tips for Dictation Practice

1

Chunking

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2

Linking

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3

Intonation

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Video Difficulty Analysis & Stats

Category
basic
CEFR Level
C2
Duration
5:00
Total Words
554
Total Sentences
41
Average Sentence Length
14 words

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