Biology Pages
Kimball's Biology Pages: Muscles
A thorough discussion of the skeletal muscle, smooth muscle and the cardiac muscle. Muscular diseases are highlighted in this site as well.
Library of Congress
Loc: Everyday Mysteries: What Is the Strongest Muscle?
There are a variety of ways one can look at what might be the strongest muscle in the body. This site defines the various types of muscles and goes on to explain which would be considered the strongest.
TED Talks
Ted: Ted Ed: What Makes Muscles Grow?
We have over 600 muscles in our bodies that help bind us together, hold us up, and help us move. Muscles also need constant attention, because the way you treat them on a daily basis determines whether they will wither or grow. This...
BioEd Online
Bio Ed Online: Muscle Fibers
Muscles are made of fibers within fibers and the structure of muscles makes them strong. In this instructional activity students learn about muscle structure by comparing yarn and cooked meat.
BioEd Online
Bio Ed Online: Muscles and Bones
Do you know which foods have lots of calcium for your bones? How do your bones and muscles work together? What are you doing to keep your muscles strong? Students are exposed to 10 activities that will help them address the...
CK-12 Foundation
Ck 12: Episd: Skeletal Muscles
[Free Registration/Login may be required to access all resource tools.] Identify and describe the structure and function of the skeletal muscles in a human being.
CK-12 Foundation
Ck 12: Episd: Muscle Contraction
[Free Registration/Login may be required to access all resource tools.] Find out how the sliding filament theory explains the way muscles contract.
OpenStax
Open Stax: Development and Regeneration of Muscle Tissue
This site provides an explanation of the development and regeneration of muscle tissue.
OpenStax
Open Stax: Axial Muscles of the Head, Neck, and Back
The skeletal muscles are divided into two categories: the axial, muscles of the trunk and head, and the appendicular, muscles of the arms and legs. Learn here all about the axial muscles.
OpenStax
Open Stax: Axial Muscles of the Abdominal Wall and Thorax
It is a complex job to balance the body on two feet and walk upright. Learn here all about the axial muscles of the abdominal wall and thorax.
OpenStax
Open Stax: Appendicular Muscles of the Pelvic Girdle and Lower Limbs
This site provides interactive information regarding the appendicular muscles of the pelvic girdle and lower limbs.
![Medline Plus: Health Videos [Spanish Version] Website](https://content.lessonplanet.com/knovation/original/180618-094de36a1d5ef5ca02c58f354cc22e41.jpg?1661259754 "Medline Plus: Health Videos [Spanish Version] Website")
US National Library of Medicine
Medline Plus: Health Videos [Spanish Version]
A well done tutorial in muscle structure and function, all in Spanish.
Other
Get Body Smart: Muscle Fiber Anatomy & Muscle Contraction Physiology
Brought to you by Get Body Smart, students can learn about muscle fiber anatomy and muscle contraction physiology through this easy-to-access tutorial. Sections include Fiber Location and Composition, Nerve Supply to Muscle Fibers,...
CPALMS
Florida State University Cpalms: Florida Students: The Mystery of Muscle Cell Metabolism
Explore muscle cell metabolism in this tutorial that covers ATP structure and function.
McGraw Hill
Glencoe Biology: The Muscular System: Self Check Quiz
A five question multiple-choice quiz over the muscular system. After answers are submitted, students have the opportunity to review the missed questions.
Untamed Science
Untamed Science: Human Biology: Musculatory System
Learn about the three types of muscle tissue, how a muscle contracts, and how muscles are adapted for exercise. [3:40]
OpenStax
Open Stax: Cardiac Muscle Tissue
Learn here about cardiac muscle tissue - a tissue only found in the heart.
OpenStax
Open Stax: Anatomy & Physiology: Types of Muscle Fibers
Learn here all about muscle fibers, including slow oxidative, fast oxidative and fast glycolytic.
OpenStax
Open Stax: Muscle Fiber Contraction and Relaxation
This site provides young learners with information regarding muscle fiber contraction and relaxation.
OpenStax
Open Stax: Exercise and Muscle Performance
Physical training alters the appearance of skeletal muscles and can produce changes in muscle performance. Conversely, a lack of use can result in decreased performance and muscle appearance. This site helps students understand exercise...
OpenStax
Open Stax: Smooth Muscle
This site provides an explanation of smooth muscle, muscle that is present in the walls of hollow organs like the urinary bladder, uterus, stomach, intestines, and in the walls of passageways, such as the arteries and veins of the...
OpenStax
Open Stax: Interactions of Skeletal Muscles
This site rpovides information regarding the interactions of skeletal muscles, including their fascicle arrangement and their lever systems.
OpenStax
Open Stax: Muscles of the Pectoral Girdle and Upper Limbs
This site provides interactive information regarding the muscles of the pectoral girdle and upper limbs.
TeachEngineering
Teach Engineering: Muscles, Muscles Everywhere
This activity helps students learn about the three different types of muscles and how outer space affects astronauts' muscles. They will discover how important it is for astronauts to get adequate exercise both on Earth and in outer...