Principles of Anatomy Principles of Anatomy and Physiology in and Physiology in

SportSport

Session 9 – The Muscular System

Last Session – Re-capLast Session – Re-cap

Assignment 1 – completed?Assignment 1 – completed?

The The MuscularMuscular System System

AimsAims

To complete assignment 2To complete assignment 2

ObjectivesObjectives

State the three classifications of muscle and give State the three classifications of muscle and give examples of eachexamples of each

Describe the function of each classification of Describe the function of each classification of musclemuscle

Be able to locate the major skeletal musclesBe able to locate the major skeletal muscles

Classification of MusclesClassification of Muscles

There are three types of muscles found in the There are three types of muscles found in the human body, write down what you think human body, write down what you think they are.they are.

1.1. Cardiac Muscle Cardiac Muscle

2.2. Smooth Muscle Smooth Muscle

3.3. Skeletal MuscleSkeletal Muscle

Classification of MuscleClassification of Muscle

Cardiac and smooth muscle are Cardiac and smooth muscle are known as known as involuntaryinvoluntary muscles as muscles as they are not under voluntary controlthey are not under voluntary control

Skeletal muscle (striated) is under Skeletal muscle (striated) is under conscious control and is referred to as conscious control and is referred to as voluntaryvoluntary muscle muscle

Cardiac MuscleCardiac Muscle

This muscle never This muscle never tires and is only tires and is only found in the walls of found in the walls of the heart.the heart.

Known as an Known as an INVOLUNTARYINVOLUNTARY muscle, WHY??muscle, WHY??

Smooth MuscleSmooth Muscle

This muscle forms This muscle forms layers inside the layers inside the body’s organs such body’s organs such as the small and as the small and large intestineslarge intestines

Another Another INVOLUNTARYINVOLUNTARY musclemuscle

Smooth MuscleSmooth Muscle

Artery

Vein

Also found in the walls of arteries and veins

Skeletal MuscleSkeletal Muscle

This muscle forms the This muscle forms the bodies fleshy bulk.bodies fleshy bulk.

They are attached to bone and cause the skeleton to move when they contract.

Activity 1 – Label the muscles

SummarySummary

3 classifications of muscle3 classifications of muscle

Examples of these muscles?Examples of these muscles?

Involuntary / Voluntary?Involuntary / Voluntary?

Major muscles within the bodyMajor muscles within the body

ObjectivesObjectives

State the three classifications of muscle and give State the three classifications of muscle and give examples of eachexamples of each

Describe the function of each classification of muscleDescribe the function of each classification of muscle

Be able to locate the major skeletal musclesBe able to locate the major skeletal muscles

Next sessionNext session

Competition time!!!Competition time!!!

Which team can label ALL of the major Which team can label ALL of the major muscles correctly!!!muscles correctly!!!