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1.2.1 Outline the general characteristics common to muscle tissue

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Presentation on theme: "1.2.1 Outline the general characteristics common to muscle tissue"— Presentation transcript:

1 1.2.1 Outline the general characteristics common to muscle tissue
IB Sports, exercise and health science Anatomy Topic 1 Anatomy 1.2.1 Outline the general characteristics common to muscle tissue Sub-topics Contractility: ability of the muscle to shorten. Extensibility: ability of muscle to lengthen. Elasticity: ability of muscle to return to normal size. Atrophy: is the wasting of muscle tissue Hypertrophy: is the increase in size of muscle tissue. Controlled by nerve stimuli. Fed by capillaries. DET PDHPE Distance Education Programme 1. The Skeletal System 2. The Muscular System

2 1.2.1 Outline the general characteristics common to muscle tissue
IB Sports, exercise and health science Anatomy Topic 1 Anatomy 1.2.1 Outline the general characteristics common to muscle tissue Sub-topics 1. The Skeletal System 2. The Muscular System

3 1.2.1 Outline the different characteristics common to muscle tissue.
IB Sports, exercise and health science Anatomy Topic 1 Anatomy 1.2.1 Outline the different characteristics common to muscle tissue. Sub-topics Read pages 87 – 88 Applied Anatomy resource book. DET PDHPE Distance Education Programme. 1. The Skeletal System 2. The Muscular System

4 1.2.2 Distinguish between the different types of muscle
IB Sports, exercise and health science Anatomy Topic 1 Anatomy 1.2.2 Distinguish between the different types of muscle Sub-topics Smooth Cardiac Skeletal Read, take notes and complete activities on pages 67 – 71 Applied Anatomy resource book. DET PDHPE Distance Education Programme. 1. The Skeletal System 2. The Muscular System

5 1.2.3 Annotate the structure of skeletal muscle
IB Sports, exercise and health science Anatomy Topic 1 Anatomy 1.2.3 Annotate the structure of skeletal muscle Sub-topics Epimysium: connective tissue capsule. Perimysium: within the muscle tissue there is branching connective tissue called perimysium. Endomysium: the muscle cells themselves are individually wrapped in endomysium. Myofibril: the muscle cells are filled with cylindrical structures called myofibrils. These contain the myofilaments whose action is responsible for the contraction of the myofibrils and therefore the muscle as a whole. Solomon & Davis 1. The Skeletal System 2. The Muscular System

6 1.2.3 Annotate the structure of skeletal muscle
IB Sports, exercise and health science Anatomy Topic 1 Anatomy 1.2.3 Annotate the structure of skeletal muscle Sub-topics 1. The Skeletal System 2. The Muscular System

7 1.2.3 Annotate the structure of skeletal muscle
IB Sports, exercise and health science Anatomy Topic 1 Anatomy 1.2.3 Annotate the structure of skeletal muscle There are 2 kinds of myofilaments: (Thick and Thin) Myosin: thick filaments Actin: thin filaments A unit of thick and thin filaments is known as a Sarcomere. These structures hold the key to muscle contraction. Because of the staggered thin and thick filaments it has the effect as one might pull a rope towards oneself hand over hand. Solomon & Davis Sub-topics 1. The Skeletal System 2. The Muscular System

8 1.2.3 Annotate the structure of skeletal muscle
IB Sports, exercise and health science Anatomy Topic 1 Anatomy 1.2.3 Annotate the structure of skeletal muscle Sub-topics 1. The Skeletal System 2. The Muscular System

9 1.2.3 Annotate the structure of skeletal muscle
IB Sports, exercise and health science Anatomy Topic 1 Anatomy 1.2.3 Annotate the structure of skeletal muscle Read and complete activities page 86 Applied Anatomy resource book. DET PDHPE Distance Education Programme. Sub-topics 1. The Skeletal System 2. The Muscular System

10 1.2.4 Define the terms origin and insertion of muscles
IB Sports, exercise and health science Anatomy Topic 1 Anatomy 1.2.4 Define the terms origin and insertion of muscles Origin: the point where the tendon attaches to the bone which does not move during muscle action. Insertion: the point where the tendon attaches to the bone which moves during an action. e.g. Action of biceps muscle: Scapula is origin (Proximal point) and radius is the insertion. (distal point) DET PDHPE Distance Education Programme Sub-topics 1. The Skeletal System 2. The Muscular System

11 1.2.5 State the origin and insertions of named muscles
IB Sports, exercise and health science Anatomy Topic 1 Anatomy 1.2.5 State the origin and insertions of named muscles Anterior: deltoid p77; pectoralis p81; iliopsoas; sartorius; quadriceps femoris (rectus femoris, vastus intermedialis, vastus medialis, vastus lateralis) p78 ; tibialis anterior; abdominus rectus p82; external obliques and biceps brachaii p75 Posterior: trapezius p83; triceps p76; latissimus dorsi p84; gluteus maximus; hamstrings (biceps femoris, semitendinosis, semimembranosus) p79; gastrocnemius p80; soleus p80; erector spinae Learn more about the underlined muscles by referring to the page references in Applied Anatomy resource book. DET PDHPE Distance Education Programme Sub-topics 1. The Skeletal System 2. The Muscular System

12 1.2.5 State the origin and insertions of named muscles
IB Sports, exercise and health science Anatomy Topic 1 Anatomy 1.2.5 State the origin and insertions of named muscles Sub-topics Using the activities provided on the previous slide, together with the pictures provided, complete a table detailing the origin and insertion of the muscles studied. 1. The Skeletal System 2. The Muscular System

13 1.2.5 State the origin and insertions of named muscles
IB Sports, exercise and health science Anatomy Topic 1 Anatomy 1.2.5 State the origin and insertions of named muscles Sub-topics Iliopsoas 1. The Skeletal System 2. The Muscular System

14 1.2.5 State the origin and insertions of named muscles
IB Sports, exercise and health science Anatomy Topic 1 Anatomy 1.2.5 State the origin and insertions of named muscles Sub-topics Sartorius 1. The Skeletal System 2. The Muscular System

15 1.2.5 State the origin and insertions of named muscles
IB Sports, exercise and health science Anatomy Topic 1 Anatomy 1.2.5 State the origin and insertions of named muscles Quadriceps femoris (rectus femoris; vastus intermedialis; vastus medialis; vastus lateralis) & Tibialis anterior Vastus intermedius is a deep muscle that also originates on the femur. Sub-topics 1. The Skeletal System 2. The Muscular System

16 1.2.5 State the origin and insertions of named muscles
IB Sports, exercise and health science Anatomy Topic 1 Anatomy 1.2.5 State the origin and insertions of named muscles Sub-topics External obliques 1. The Skeletal System 2. The Muscular System

17 1.2.5 State the origin and insertions of named muscles
IB Sports, exercise and health science Anatomy Topic 1 Anatomy 1.2.5 State the origin and insertions of named muscles Sub-topics Gluteus maximus 1. The Skeletal System 2. The Muscular System

18 1.2.5 State the origin and insertions of named muscles
IB Sports, exercise and health science Anatomy Topic 1 Anatomy 1.2.5 State the origin and insertions of named muscles Sub-topics Hamstrings 1. The Skeletal System 2. The Muscular System

19 1.2.5 State the origin and insertions of named muscles
IB Sports, exercise and health science Anatomy Topic 1 Anatomy 1.2.5 State the origin and insertions of named muscles Sub-topics Erector spinae 1. The Skeletal System 2. The Muscular System

20 Anatomy Revision Activity
IB Sports, exercise and health science Anatomy Topic 1 Anatomy Revision Activity Sub-topics Explore the website below to clarify your understanding of muscles and bones. 1. The Skeletal System 2. The Muscular System


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