Rectum & Anal Canal

User's Manual
Amazing Facts
Related Links

Rectum

The last 12cm (4.7 in) length of large intestine covered in smooth muscle emptying into the anal canal.

Anal Canal

The final section of digestive tract, from 2.5 to 4 cm (1 to 1.6 inches) in length, emptying through the anus.

User's Manual

Hemoroids!
A swelling of the veins around your rectum and anus!

Prevention: When you gotta go, GO! The more you hold it, the more prone you are to hemoroids!

See also User's Manual: Large Intestine

• Anatomy Topics

• Anatomy
• Anatomical Terms

• Male Surface Anatomy
• Male ext genitalia
• Penis
• Foreskin
• Scrotum
• Skin

• Female Surface Anatomy
• Female ext genitalia
• Mons
• Vulva
• Breasts
• Skin

• Urogenital System
• Kidneys
• Urinary Tract
• Ureters
• Bladder
• Prostate
• Urethra

• Spermatic Duct
• Testicles
• Vas deferens
• Ductus deferens
• Seminal vesicles
• Ejaculatory ducts

• Female int genitalia
• Uterus
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• Fallopian tubes
• Vagina

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• Muscular System

• Smooth muscle
• Heart
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• Skeletal muscle
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• Correct Posture

• Cardiovascular System
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• Heart

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• Larynx
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• Digestive System
• Mouth & Pharynx
• Esophagus & Stomach
• Small intestine
• Large intestine
• Rectum & Anal canal
• Liver
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• Nervous System
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• Endocrine System
• Pituitary gland
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Related Info

Next Page of Digestive System Tour

Amazing Facts

• The large intestine averages 5 feet long.
• The colon is home to 100 trillion bacteria.
• Human feces are normally 1/4 dead intestinal bacteria.
• The body's bacteria could fill a soup can.
• The large intestine averages 5 feet long.

Related Links

Digestive Organs

• Mouth
• Pharynx
• Esophagus
• Stomach
• Small intestine
• Large intestine
• Anal canal

Glands involved in digestion

• Liver
• Gall bladder
• Pancreas