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Laabri

4.07 Muscular system Reading check

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Last updated about 1 year ago
11 Nsɛmmisa
Introduction

The video above will help you review the way muscles work from a microscopic perspective. You can use the information from the video to help answer the questions in this section. We will also review these questions during our lesson on 10/6/23

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Muscle naming
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Skeletal muscle action
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Recording link from 10/3/24

Past recordings

Click on the link below to access the session recording where we go over the topics in this assignment.

Link to class recording from 10/6/23

Link to class recording from Jan 2023

Here is a link to our Jan 12, 2024 class session recording.

After studying this unit, you will be able to:

  1. Explain the structure and function of muscles and muscle tissue

  2. Describe the sliding filament theory

  3. Interpret the names of various muscles based on Latin terms

  4. Examine the types of movement muscles can achieve

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1.

Select all of the functions of the muscular system. (there are 4 correct choices)

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2.

There are three characteristics to match with each of the types of muscle.

Some of the characteristics are used more than once but each category will only have 3 correct answers.

  • Voluntary

  • Involuntary

  • Striations

  • No striations

  • Makes up the structure of the heart

  • Found in digestive system, blood vessels, etc.

  • Found attached to bones

  • Cardiac muscle

  • Skeletal muscle

  • Smooth muscle

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3.

What is a motor neuron.

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4.

What is the function of the enzyme acetylcholinesterase?

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5.

What is a sarcomere?

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6.

Match the muscle name terms related to size with their correct description

Draggable itemarrow_right_altCorresponding Item

Maximus

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Large

Longus

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Largest

Major

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Mid size

Vastus

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Smallest

Brevis

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Long

Latissimus

arrow_right_alt

Short

Minimus

arrow_right_alt

Very wide

Medius

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Huge

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7.

Drag the terms to complete the diagram showing labels of the region names.

Mmuae Afoforo a Wobɛpaw:
Oculi
Costals
Brachii
Femoris
Carpi
Scapularis
Abdominus
Digitorum
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8.

The deltoid muscle is shaped like a trapazoid.

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9.

Match the name of each muscle below with its location.

Use the information we learned about muscle naming based on shape and region terms.

You can go back to the recording (linked at top of this assignment) or class slides (found in class announcements) to help you with this question.

Draggable itemarrow_right_altCorresponding Item

Intercostals

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Thigh, runs parallel along the midline

Tibialis anterior

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In the arm, has two points of origin

Biceps brachii

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Wide muscle located in the back

Rectus femoris

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Front of the leg

Latissimus dorsi

arrow_right_alt

In between the ribs

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10.

A muscle origin is attached to the fixed bone; the insertion of the muscle is attached to the bone that will move.

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11.

Wow, that was a lot of new information!

What do you think about the muscular system so far?

Do you prefer learning about the micro side of things, like how the molecules work together in a sarcomere?

Do you prefer the macro side of things, like the parts we can see without a microscope, such as designing exercises to target specific muscles?