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

Determine the pathways of weathering, Determine the Pathways of Weathering ...

Determine the Pathways of Weathering Weathering and soil development proceed almost simultaneously in case of soft rocks, whereas in case of hard rocks weathering precedes soil

Define platelets, Define Platelets Blood platelets, the third blood cel...

Define Platelets Blood platelets, the third blood cells are the smallest formed by the pinching of a very large bone marrow cell called megakaryocyte. Platelets literally mean

Water cyclw, why the sun important for the water cycle

why the sun important for the water cycle

Copernican revolution , The Copernican Revolution: It was right in the ...

The Copernican Revolution: It was right in the midst of these developments in the fifteenth century, that there came the first major break from the whole system of ancient thou

I DONT KNOW, #question.I AM TRAYING TO DO A SCIENCE PROJECT FOR 7TH GRADE B...

#question.I AM TRAYING TO DO A SCIENCE PROJECT FOR 7TH GRADE BUT I DONT KNOW WHAT SHOULD I DO ?

Experminet of a simple siphon, Normal 0 false false false ...

Normal 0 false false false EN-IN X-NONE X-NONE MicrosoftInternetExplorer4

Viruses, diseases caused by viruses?

diseases caused by viruses?

Medicine in iron age, Medicine: The other area, in which  the Greek ...

Medicine: The other area, in which  the Greek developments  had a parallel in India, was medicine, although encouragement for this development  in the two cases came from di

Development in geometry and astronomy in iron age, Geometry and Astronomy: ...

Geometry and Astronomy: The need to portray an ideal world  of  perfect forms and proportions led  to the development of geometry by Pythagoras (583-500 B.C.) and Hippocrates o

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