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INDIAN SCHOOL MUSCAT
DEPARTMENT OF BIOLOGY
WORKSHEET CLASS 11
LOCOMOTION AND MOVEMENT
Differentiate between locomotion and movement by giving examples.
What are the 3types of movements exhibited at human body?
What are fascicle in a skeletal muscle?
What are ear oscicles? Name them
Sarcoplasm in a muscle fibre is said to be syncitium .what does it mean?
What are myo fibrils? Mention their structural components
What are sarcomeres? What happens to them during muscle contraction?
Draw a diagram of a Sarcomere of skeletal muscle showing different
regions.
What is the role of calcium in muscle contraction. Explain
Compare the 3types of muscles in our body based on location, regulation
and function
What are red and white fibres with reference to skeletal muscle? How do
they differ?`
Mention the total number of bones in our body. What are the structural
components axial and appendicular skeletons?
Our vertebral column is formed of 26 serially arranged units called
vertebrate. Categorize and number them
Our ribs are 12 pairs. Mention their articulation and number them in
sequence.
Name the components of pectoral and pelvic girdle in our body. Mention
the role of acetabulum and glenoid cavities in them respectively .
Joints have been classified into three major structural forms. Name them.
What are they? Explain with an example each.
What are different types of synovial joints? Explain the different types
giving examples.
Explain the following types of muscular and skeletal disorders .
1. Gout 2.arthritis 3. osteoporosis
Describe the structure of contractile protein actin with the help of diagram
State sliding filament theory of muscle contraction. Describe the different
steps in this theory.
Describe the structure of Meromyosin unit
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