Oxygen (gas) - one-fifth of air - used to release energy from nutrients d. ... Sagittal or Median " divides body into left and right portions b. Mid-sagittal " divides body into equal left and right portions c. ... Coronal or Frontal " divides body into anterior and posterior portions 10. ... A thin, delicate layer of connective tissue underlying the epithelium of many organs 5. ...

• Word Count: 2878
• Approx Pages: 12
• Grade Level: High School