
muscles - chapter 8.5
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Biology
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7th - 8th Grade
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Hard
nurila teachet
Used 2+ times
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16 Slides • 0 Questions
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Muscles/ Joints
chapter 8.3-8.5
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you will:
be able to compare the type of joint between bones;
be able to learn different types of muscles;
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Joints
Connect bones
There are three types of joints
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types of joints
Fixed joint (joints between bones in cranium) they cannot move
Semi-movable joint (joints bones our vertebra) they do not move freely
Movable joints (joints in our hand and legs) you can move freely in any direction
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Muscles are part of locomotion system
Main function of muscle is movement
Muscles consist of cells called myocytes, or muscle fibers
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Myocytes
Myocytes combine and make muscular tissue
There are 3 types of muscular tissue: smooth, skeletal and cardiac
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3 types of muscular types
skeletal - қаңқалық, скелетный
cardiac - жүрекке қатысты, сердечный
smooth - тегіс, гладкий
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skeletal muscles are muscles we move with
We can control them, e.g. muscles of legs, hands or head
Skeletal muscles consists of a bunch of muscles bound together - fibers
Muscle fibers of skeletal muscles are striated
Connective tissue covers the muscle
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Muscle of our heart
We can not control cardiac muscles
It moves fast and does not stop
Cardiac muscles are also striated
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Muscles of interior organs, e.g. stomach, vessels, etc.
We can not control them
They move independently
Smooth muscles are not striated, they move slowly
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Qajymukhan Munaytpasuly
He is very strong, and he is the first professional wrestler in Kazakh history. He won 58 medals and became Wprld Champion in 1910
15
(13) The Musculoskeletal System | Educational Videos for Kids - YouTube
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Fact
Muscles/ Joints
chapter 8.3-8.5
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