Curated OER
Respiratory System: Breathing
In this respiratory system: breathing worksheet, students read through the given notes. Students then compare the different respiratory systems with that of an earthworm, fish, insect, and frog.
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.
Bio Topics
Bio Topics: The Human Respiratory System
Print this resource off as a worksheet or use it as a teaching tool. The site provides viewers with the ins and outs of the human respiratory system. Label diagrams, list the order of the route of air, note the mechanism of breathing,...