OpenStax
Open Stax: Anatomy and Physiology: Types of Tissues
The term tissue is used to describe a group of cells found together in the body. Although there are many types of cells in the human body, they are organized into four broad categories of tissues: epithelial, connective, muscle, and...
National Cancer Institute at the National Institutes of Health
Seer Training Modules: Introduction to the Muscular System
Self-guided learning activity where students learn about the structure and function of the human muscular system. There is a short quiz at the end of the lesson to check for understanding.
Gateway Community College
James Crimando: Major Superficial Muscles: Posterior Shoulder and Upper Arm
Learn the anatomy of the posterior shoulder and upper arm.
Gateway Community College
James Crimando: Major Superficial Muscles: Posterior Forearm
Learn the anatomy of the posterior forearm.
Gateway Community College
James Crimando: Major Superficial Muscles: Anterior Forearm
Learn the anatomy of the anterior forearm.