Explain the rectum and anal canal, Science

Assignment Help:

Explain the Rectum and Anal Canal

Rectum: This is a slightly dilated part of the colon. It leads from the pelvic colon.

Anal canal: This is a short canal which leads from the rectum, to the exterior. There are two sphincter muscles which control the anus. The internal sphincter consists of smooth muscle fibre and is under the control of autonomic nervous system. The external sphincter is formed by striated muscle. It is under voluntary nerve control.


Related Discussions:- Explain the rectum and anal canal

Explain the regulation of blood composition, Explain the Regulation of Bloo...

Explain the Regulation of Blood Composition Each part of the nephron has different types of cells with different properties. An understanding of this is important to know how t

Ecology and environment, Ecology and environment: Today, we hear people...

Ecology and environment: Today, we hear people from different walks of  life, using the terms ecology and environment. Politicians,  leaders. town planners, students and archit

Fossilized resin of ancient trees, What is the fossilized resin of ancient ...

What is the fossilized resin of ancient trees which forms by the natural polymerization of sap: Amber is the fossilized resin of ancient trees which forms by the natural poly

Saturated zone of groundwater called, What is the upper surface of the satu...

What is the upper surface of the saturated zone of groundwater called: The Water Table

Describe biosynthesis of nonessential amino acids, Describe Biosynthesis of...

Describe Biosynthesis of Nonessential Amino Acids ? This label 'nonessential' may mislead some people into believing that we don't need it. But, in essence, "non essential" as

Water pressure changes with depth, Water pressure changes with depth Us...

Water pressure changes with depth Use the funnel and manometer which you made in the last experiment. Fill a tall glass jar or pail with water. Calculate the pressure just belo

Explain the functions of the liver, Explain the Functions of the liver ...

Explain the Functions of the liver Secretion of bile: The liver cells are able to synthesize bile. All constituents of bile are not present in the liver. Liver cells use differ

Hygiene, HYGIENE : We all would agree that chemical hazards can be prevent...

HYGIENE : We all would agree that chemical hazards can be prevented to a certain extent by maintaining a good hygiene. Hygiene in this context can be discussed in the following th

Objects and matter, why do all objects have a pull between each other

why do all objects have a pull between each other

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd