Bibliography (Respiratory System)

How Do the Digestive & Respiratory Systems Work Together? (n.d.). Retrieved from

http://www.livestrong.com/article/302607-how-do-the-digestive-respiratory-systems-work-together/

Ciliated Epithelium: Function, Structure & Diagram (n.d.). Retrieved from

http://study.com/academy/lesson/ciliated-epithelium-function-structure-diagram.html

Histology Study Guide: Respiratory System (n.d.). Retrieved from

http://www.siumed.edu/~dking2/crr/rsguide.htm#epith

Respiratory System (n.d.). Retrieved from

http://www.innerbody.com/anatomy/respiratory

The Circulatory and Respiratory System (n.d.). Retrieved from

http://www.glencoe.com/sites/common_assets/health_fitness/gln_health_fitness_zone/pdf/heart_rate_monitor_activities/the_heart/the_heart_activity_2.pdf

The Free Dictionary: Thoracic Cavity (n.d.). Retrieved from

http://www.thefreedictionary.com/thoracic+cavity