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The Muscular System

The Muscular System

Assessment

Presentation

Biology

6th - 8th Grade

Hard

Created by

Joseph Anderson

FREE Resource

9 Slides • 4 Questions

1

The Muscular System

media

2022 - 2023 School Year

2

Introduction

> 639 muscles in your body

- They make up ~40% of your weight

  • Smallest Muscle - stapedius

  • Largest Muscle - gluteus maximus

3

Fill in the Blank

The smallest muscle is _________

4

media
  • Involuntary

  • Striated and branched

  • ONLY in the heart

Cardiac Muscle Tissue

5

media
  • No striations and uncbranched

  • Involuntary

  • In digestive tract and blood vessels

Smooth Muscle Tissue

6

media
  • Striated and unbranched

  • both voluntary and involuntary

  • Multinucleated

  • Attatched to bones

Skeletal Muscle Tissue

7

Multiple Select

Which of the following muscle tissues are involuntary?

1

Skeletal

2

Cardiac

3

Smooth

8

Muscle Strain

: Pulled muscle

9

Muscle Soreness

: When muscle usage is greater than normal, microscopic tears occur in muscles.

10

Muscle Hypertrophy

: Overuse of muscle, resulting in increase in size

11

Muscle Atrophy

: Underuse of muscle, resulting in decrease in size

12

Fill in the Blank

__________: overuse of muscle, resulting in increase in size

13

Poll

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The Muscular System

media

2022 - 2023 School Year

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