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Muscle tissue - UNIVERSITY OF JORDAN …...Comparison of the 3 types of muscles Feature Skeletal...

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Muscle tissue Practical part Dr. Heba Kalbouneh Associate Professor of Anatomy and Histology
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Page 1: Muscle tissue - UNIVERSITY OF JORDAN …...Comparison of the 3 types of muscles Feature Skeletal Muscle Cardiac Muscle Smooth Muscle Sarcomere Yes Yes No Nuclei Multinucleated, peripherally

Muscle tissue

Practical part

Dr. Heba Kalbouneh Associate Professor of Anatomy and Histology

Page 2: Muscle tissue - UNIVERSITY OF JORDAN …...Comparison of the 3 types of muscles Feature Skeletal Muscle Cardiac Muscle Smooth Muscle Sarcomere Yes Yes No Nuclei Multinucleated, peripherally

Skeletal muscle

Page 3: Muscle tissue - UNIVERSITY OF JORDAN …...Comparison of the 3 types of muscles Feature Skeletal Muscle Cardiac Muscle Smooth Muscle Sarcomere Yes Yes No Nuclei Multinucleated, peripherally

Epimysium

Perimysium

Endomysium

Muscle cell

Muscle

bundle

Page 4: Muscle tissue - UNIVERSITY OF JORDAN …...Comparison of the 3 types of muscles Feature Skeletal Muscle Cardiac Muscle Smooth Muscle Sarcomere Yes Yes No Nuclei Multinucleated, peripherally
Page 5: Muscle tissue - UNIVERSITY OF JORDAN …...Comparison of the 3 types of muscles Feature Skeletal Muscle Cardiac Muscle Smooth Muscle Sarcomere Yes Yes No Nuclei Multinucleated, peripherally

Perimysium

6

Page 6: Muscle tissue - UNIVERSITY OF JORDAN …...Comparison of the 3 types of muscles Feature Skeletal Muscle Cardiac Muscle Smooth Muscle Sarcomere Yes Yes No Nuclei Multinucleated, peripherally
Page 7: Muscle tissue - UNIVERSITY OF JORDAN …...Comparison of the 3 types of muscles Feature Skeletal Muscle Cardiac Muscle Smooth Muscle Sarcomere Yes Yes No Nuclei Multinucleated, peripherally
Page 8: Muscle tissue - UNIVERSITY OF JORDAN …...Comparison of the 3 types of muscles Feature Skeletal Muscle Cardiac Muscle Smooth Muscle Sarcomere Yes Yes No Nuclei Multinucleated, peripherally
Page 9: Muscle tissue - UNIVERSITY OF JORDAN …...Comparison of the 3 types of muscles Feature Skeletal Muscle Cardiac Muscle Smooth Muscle Sarcomere Yes Yes No Nuclei Multinucleated, peripherally

How many fascicles in this section??

1 4

3

2

5

Page 10: Muscle tissue - UNIVERSITY OF JORDAN …...Comparison of the 3 types of muscles Feature Skeletal Muscle Cardiac Muscle Smooth Muscle Sarcomere Yes Yes No Nuclei Multinucleated, peripherally
Page 12: Muscle tissue - UNIVERSITY OF JORDAN …...Comparison of the 3 types of muscles Feature Skeletal Muscle Cardiac Muscle Smooth Muscle Sarcomere Yes Yes No Nuclei Multinucleated, peripherally
Page 13: Muscle tissue - UNIVERSITY OF JORDAN …...Comparison of the 3 types of muscles Feature Skeletal Muscle Cardiac Muscle Smooth Muscle Sarcomere Yes Yes No Nuclei Multinucleated, peripherally
Page 14: Muscle tissue - UNIVERSITY OF JORDAN …...Comparison of the 3 types of muscles Feature Skeletal Muscle Cardiac Muscle Smooth Muscle Sarcomere Yes Yes No Nuclei Multinucleated, peripherally
Page 15: Muscle tissue - UNIVERSITY OF JORDAN …...Comparison of the 3 types of muscles Feature Skeletal Muscle Cardiac Muscle Smooth Muscle Sarcomere Yes Yes No Nuclei Multinucleated, peripherally

Muscle spindle

Page 16: Muscle tissue - UNIVERSITY OF JORDAN …...Comparison of the 3 types of muscles Feature Skeletal Muscle Cardiac Muscle Smooth Muscle Sarcomere Yes Yes No Nuclei Multinucleated, peripherally
Page 17: Muscle tissue - UNIVERSITY OF JORDAN …...Comparison of the 3 types of muscles Feature Skeletal Muscle Cardiac Muscle Smooth Muscle Sarcomere Yes Yes No Nuclei Multinucleated, peripherally

Characteristics

Type I

Type IIa

Type IIb Vascularization

Rich

Rich

Poorer

Innervation

Small nerve fibres

Intermediate

Larger nerve fibres

Fibre Diameter

Smaller

Intermediate

Larger

Contraction

Slow, repetitive, weak

Fast (leg muscles)

Fast, strong (extra-

(soleus, muscles of

ocular muscles)

the back)

Fatiguability

Difficult

Intermediate

Easy

Sarcoplasmic

Not extensive

Intermediate

Extensive

reticulum

Mitochondria

Rich

Rich

Few

Myoglobin

Rich

Rich

Poor

Glycogen content

Low

Intermediate

High

ATPase activity

Low

High

High

Major source of

Oxidative

Oxidative

Anaeorbic glycolysis

ATP

phosphorylation

phosphorylation

Page 18: Muscle tissue - UNIVERSITY OF JORDAN …...Comparison of the 3 types of muscles Feature Skeletal Muscle Cardiac Muscle Smooth Muscle Sarcomere Yes Yes No Nuclei Multinucleated, peripherally
Page 19: Muscle tissue - UNIVERSITY OF JORDAN …...Comparison of the 3 types of muscles Feature Skeletal Muscle Cardiac Muscle Smooth Muscle Sarcomere Yes Yes No Nuclei Multinucleated, peripherally
Page 20: Muscle tissue - UNIVERSITY OF JORDAN …...Comparison of the 3 types of muscles Feature Skeletal Muscle Cardiac Muscle Smooth Muscle Sarcomere Yes Yes No Nuclei Multinucleated, peripherally

Myotendinous junction

Page 21: Muscle tissue - UNIVERSITY OF JORDAN …...Comparison of the 3 types of muscles Feature Skeletal Muscle Cardiac Muscle Smooth Muscle Sarcomere Yes Yes No Nuclei Multinucleated, peripherally
Page 22: Muscle tissue - UNIVERSITY OF JORDAN …...Comparison of the 3 types of muscles Feature Skeletal Muscle Cardiac Muscle Smooth Muscle Sarcomere Yes Yes No Nuclei Multinucleated, peripherally

Tongue

Page 23: Muscle tissue - UNIVERSITY OF JORDAN …...Comparison of the 3 types of muscles Feature Skeletal Muscle Cardiac Muscle Smooth Muscle Sarcomere Yes Yes No Nuclei Multinucleated, peripherally

Cardiac muscle

Page 24: Muscle tissue - UNIVERSITY OF JORDAN …...Comparison of the 3 types of muscles Feature Skeletal Muscle Cardiac Muscle Smooth Muscle Sarcomere Yes Yes No Nuclei Multinucleated, peripherally
Page 25: Muscle tissue - UNIVERSITY OF JORDAN …...Comparison of the 3 types of muscles Feature Skeletal Muscle Cardiac Muscle Smooth Muscle Sarcomere Yes Yes No Nuclei Multinucleated, peripherally
Page 26: Muscle tissue - UNIVERSITY OF JORDAN …...Comparison of the 3 types of muscles Feature Skeletal Muscle Cardiac Muscle Smooth Muscle Sarcomere Yes Yes No Nuclei Multinucleated, peripherally
Page 27: Muscle tissue - UNIVERSITY OF JORDAN …...Comparison of the 3 types of muscles Feature Skeletal Muscle Cardiac Muscle Smooth Muscle Sarcomere Yes Yes No Nuclei Multinucleated, peripherally
Page 28: Muscle tissue - UNIVERSITY OF JORDAN …...Comparison of the 3 types of muscles Feature Skeletal Muscle Cardiac Muscle Smooth Muscle Sarcomere Yes Yes No Nuclei Multinucleated, peripherally
Page 29: Muscle tissue - UNIVERSITY OF JORDAN …...Comparison of the 3 types of muscles Feature Skeletal Muscle Cardiac Muscle Smooth Muscle Sarcomere Yes Yes No Nuclei Multinucleated, peripherally
Page 30: Muscle tissue - UNIVERSITY OF JORDAN …...Comparison of the 3 types of muscles Feature Skeletal Muscle Cardiac Muscle Smooth Muscle Sarcomere Yes Yes No Nuclei Multinucleated, peripherally
Page 31: Muscle tissue - UNIVERSITY OF JORDAN …...Comparison of the 3 types of muscles Feature Skeletal Muscle Cardiac Muscle Smooth Muscle Sarcomere Yes Yes No Nuclei Multinucleated, peripherally

37

Page 32: Muscle tissue - UNIVERSITY OF JORDAN …...Comparison of the 3 types of muscles Feature Skeletal Muscle Cardiac Muscle Smooth Muscle Sarcomere Yes Yes No Nuclei Multinucleated, peripherally

Smooth muscle

Page 33: Muscle tissue - UNIVERSITY OF JORDAN …...Comparison of the 3 types of muscles Feature Skeletal Muscle Cardiac Muscle Smooth Muscle Sarcomere Yes Yes No Nuclei Multinucleated, peripherally
Page 34: Muscle tissue - UNIVERSITY OF JORDAN …...Comparison of the 3 types of muscles Feature Skeletal Muscle Cardiac Muscle Smooth Muscle Sarcomere Yes Yes No Nuclei Multinucleated, peripherally
Page 35: Muscle tissue - UNIVERSITY OF JORDAN …...Comparison of the 3 types of muscles Feature Skeletal Muscle Cardiac Muscle Smooth Muscle Sarcomere Yes Yes No Nuclei Multinucleated, peripherally
Page 36: Muscle tissue - UNIVERSITY OF JORDAN …...Comparison of the 3 types of muscles Feature Skeletal Muscle Cardiac Muscle Smooth Muscle Sarcomere Yes Yes No Nuclei Multinucleated, peripherally
Page 37: Muscle tissue - UNIVERSITY OF JORDAN …...Comparison of the 3 types of muscles Feature Skeletal Muscle Cardiac Muscle Smooth Muscle Sarcomere Yes Yes No Nuclei Multinucleated, peripherally
Page 38: Muscle tissue - UNIVERSITY OF JORDAN …...Comparison of the 3 types of muscles Feature Skeletal Muscle Cardiac Muscle Smooth Muscle Sarcomere Yes Yes No Nuclei Multinucleated, peripherally

Comparison of the 3 types of muscles Feature

Skeletal Muscle

Cardiac Muscle

Smooth Muscle

Sarcomere

Yes

Yes

No

Nuclei

Multinucleated, peripherally

1 or 2 centrally located

One, centrally located located

Sarcoplasmic

Well developed with terminal

Poorly defined, some small

Some sER (not involved in Reticulum

cisterna

terminals

calcium storage)

T Tubule

Yes: involved in triad formation

Yes: involved in diad formation

No

Cell Junctions

No

Intercalated disks

Nexus (gap junctions)

Contraction

Voluntary “all or none”

Involuntary: rhythmic and

Involuntary: slow and forceful spontaneous

Calcium Binding

Troponin C

Troponin C

Calmodulin

Regeneration

Limited, via satellite cells

No-very poor

Yes, via mitosis

Nerve Fibres

Somatic motor

Autonomic

Autonomic

Connective Tissue

Epimysium; perimysium and

Connective tissue sheaths and

Connective tissue sheaths and endomysium

endomysium

endomysium

Distinctive Features

Long, cylindrical, many

Branched cells, intercalated disks,

Fusiform cells, no striations, peripheral nuclei

central nucleus

central nucleus 4


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