Chapter 01 Power Points

1 Structure and Function of Exercising Muscle chapter

Learning Objectives ,[object Object],[object Object],[object Object],[object Object],[object Object]

Types of Muscles ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Microscopic Images of Muscle Microscopic photographs of (a) skeletal, (b) cardiac, and (c) smooth muscle a b c

The Basic Structure of Skeletal Muscle

Structure of a Single Muscle Fiber

Skeletal Muscle Fiber Structure ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

An Electron Micrograph of Myofibrils © Custom Medical Stock Photo Myofibrils

Sarcomere: The Functional Unit of the Myofibril ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

The Myofibril ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Alpha Motor Neurons ,[object Object],[object Object]

Events Leading to Muscle Fiber Contraction ,[object Object],[object Object],[object Object],[object Object],[object Object]

Sequence of Events Leading to Muscle Contraction

Sliding Filament Theory ,[object Object],[object Object],[object Object],[object Object]

Molecular Events of Cross-Bridge Cycling in Skeletal Muscle ,[object Object]

Muscle Fiber Contraction ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Muscle Fiber Contraction (continued) ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Muscle Biopsy ,[object Object],[object Object],[object Object],[object Object]

Muscle Fiber Types ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

A Photomicrograph Showing Type I, Type IIa, and Type IIx Muscle Fibers ,[object Object]

Determination of Myosin Isoforms Myosin isoforms are determined by electrophoretic separation of the proteins and by staining. Determining the myosin isoform helps to identify the fiber type.

Single Muscle Fiber Physiology ,[object Object],[object Object]

Muscle Fiber Types ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Muscle Fiber Types (continued) ,[object Object],[object Object],[object Object],[object Object],[object Object]

Determination of Fiber Type ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Motor Unit Recruitment ,[object Object],[object Object],[object Object]

Size Principle ,[object Object],[object Object],[object Object]

Motor Unit Recruitment ,[object Object],[object Object],[object Object],[object Object],[object Object]

Athletes and Fiber Type ,[object Object],[object Object],[object Object],[object Object]

Types of Muscle Contraction ,[object Object],[object Object],[object Object]

Variation in Force Production with Frequency of Stimulation ,[object Object]

Force Variation with Changes in Sarcomere Length ,[object Object]

Relationship Between Muscle Lengthening and Shortening Velocity and Force Production

Muscle Force Generation ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Chapter 01 Power Points

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Chapter 01 Power Points