Many bacteria live and reproduce within the large intestine • Feces compacted and passed to rectum • Feces exit anus – Smooth muscle sphincter (involuntary) – Striated muscle sphincter (voluntary)
Many bacteria live and reproduce withinthe large intestine• Feces compacted and passed to rectum• Feces exit anus– Smooth muscle sphincter (involuntary)– Striated muscle sphincter (voluntary)