Curated OER
Biology Chapters 8 & 9
In this biology worksheet, learners identify and locate various vocabulary terms related to systems of the body and cell types. There are 36 biology terms located in the word search.
CK-12 Foundation
Ck 12: Biology: Muscle Contraction
[Free Registration/Login may be required to access all resource tools.] Describes how muscles contract according to the sliding filament theory.
Biology Pages
Kimball's Biology Pages: Muscles
Everything you've ever needed to know about muscles. To be used as classroom notes or a supplement for learning.
OpenStax
Open Stax: Skeletal Muscle
This site includes information about skeletal muscles, of which the best-known feature is its ability to contract and cause movement.
Khan Academy
Khan Academy: Tension in the Muscles
This passage will test your knowledge on the force of tension in muscles using this five-question quiz.
Estrella Mountain Community College
Estrella Community College: Animal Cells and Tissues
Notes on different tissues of the body such as: connective, epithelial, muscle, and nervous. Helpful terms and definitions as well as review questions. Colorful graphics of important terms are also provided.