It is important, but not absolutely necessary, for air to enter through the nasal cavity. AGREE or DISAGREE?
explain also

What system have glands found throughout the body that release hormones into the bloodstream

According to proper standing posture, from a side view, which parts of the body should be aligned? a. ear, shoulder, hip, knee, and ankle b. stomach, hip, knee, and ankle c. nose, shoulder, hip, knee d. ear, shoulder, fingers, ankle

Is it rare to have scoliosis and double jointed shoulders?