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Rectum - Anatomy & Physiology - Flashcards (view source)
Revision as of 17:13, 25 July 2008
, 17:13, 25 July 2008New page: <big><center>'''BACK TO ALIMENTARY - ANATOMY & PHYSIOLOGY'''</center></big> <big><center>[[Alimentary - Anatomy & Physiology - Flashcards|'''BACK TO A...
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{| border="3" cellpadding="8"
!width="400"|'''Question'''
!width="400"|'''Answer'''
!width="150"|'''Article'''
|-
|<big>'''Describe the position of the rectum.'''
||<font color="white"> <big>
*'''''Dorsal to the reproductive organs, bladder and urethra'''''
||[[Rectum - Anatomy & Physiology#Structure|<span title="Answer article">Link to Answer Article</span>]]
|-
|<big>'''How is the rectogenital pouch formed?'''
||<font color="white"> <big>
*'''''Reflection of the mesorectum onto the peritoneal peritoneum of the pelvic cavity'''''
||[[Rectum - Anatomy & Physiology#Structure|<span title="Answer article">Link to Answer Article</span>]]
|-
|<big>'''How is defeaction stimulated?'''
||<font color="white"> <big>
*'''''Faeces in the rectum stimulate pressure sensitive cells which initiates the defeaction reflex'''''
||[[Rectum - Anatomy & Physiology#Defeaction|<span title="Answer article">Link to Answer Article</span>]]
|-
|<big>'''How is the conscious sensation for the need to empty the bowel produced?'''
||<font color="white"> <big>
*'''''A forceful contraction of the rectum against the external anal sphincter'''''
||[[Rectum - Anatomy & Physiology#Defeaction|<span title="Answer article">Link to Answer Article</span>]]
|-
|<big>'''What happens if the conscious need to empty the bowel is ignored?'''
||<font color="white"> <big>
*'''''The defeacation reflex is reduced until another mass movement occurs'''''
||[[Rectum - Anatomy & Physiology#Defeacation|<span title="Answer article">Link to Answer Article</span>]]
|-
|<big>'''What is the type of epithelium in the rectum?'''
||<font color="white"> <big>
*'''''Columnar'''''
||[[Rectum - Anatomy & Physiology#Histology|<span title="Answer article">Link to Answer Article</span>]]
|-
|<big>'''What happens to the epithelium at the recto - anal junction?'''
||<font color="white"> <big>
*'''''It changes from columnar to stratified squamous non-keratinised '''''
||[[Rectum - Anatomy & Physiology#Histology|<span title="Answer article">Link to Answer Article</span>]]
|-
|<big>'''What type of muscle forms external anal sphincter?'''
||<font color="white"> <big>
*'''''Skeletal'''''
||[[Rectum - Anatomy & Physiology#Histology|<span title="Answer article">Link to Answer Article</span>]]
|-
|<big>'''Which species appear to lack the ability to control the external anal sphincter?'''
||<font color="white"> <big>
*'''''Ruminants and equine species'''''
||[[Rectum - Anatomy & Physiology#Species Differences|<span title="Answer article">Link to Answer Article</span>]]
|}
<big><center>[[Alimentary - Anatomy & Physiology|'''BACK TO ALIMENTARY - ANATOMY & PHYSIOLOGY''']]</center></big>
<big><center>[[Alimentary - Anatomy & Physiology - Flashcards|'''BACK TO ALIMENTARY FLASHCARDS''']]</center></big>
<big><center>[[Rectum - Anatomy & Physiology|'''BACK TO RECTUM''']]</center></big>
<big><center>[[Alimentary - Anatomy & Physiology - Flashcards|'''BACK TO ALIMENTARY FLASHCARDS''']]</center></big>
<big><center>[[Rectum - Anatomy & Physiology|'''BACK TO RECTUM''']]</center></big>
{| border="3" cellpadding="8"
!width="400"|'''Question'''
!width="400"|'''Answer'''
!width="150"|'''Article'''
|-
|<big>'''Describe the position of the rectum.'''
||<font color="white"> <big>
*'''''Dorsal to the reproductive organs, bladder and urethra'''''
||[[Rectum - Anatomy & Physiology#Structure|<span title="Answer article">Link to Answer Article</span>]]
|-
|<big>'''How is the rectogenital pouch formed?'''
||<font color="white"> <big>
*'''''Reflection of the mesorectum onto the peritoneal peritoneum of the pelvic cavity'''''
||[[Rectum - Anatomy & Physiology#Structure|<span title="Answer article">Link to Answer Article</span>]]
|-
|<big>'''How is defeaction stimulated?'''
||<font color="white"> <big>
*'''''Faeces in the rectum stimulate pressure sensitive cells which initiates the defeaction reflex'''''
||[[Rectum - Anatomy & Physiology#Defeaction|<span title="Answer article">Link to Answer Article</span>]]
|-
|<big>'''How is the conscious sensation for the need to empty the bowel produced?'''
||<font color="white"> <big>
*'''''A forceful contraction of the rectum against the external anal sphincter'''''
||[[Rectum - Anatomy & Physiology#Defeaction|<span title="Answer article">Link to Answer Article</span>]]
|-
|<big>'''What happens if the conscious need to empty the bowel is ignored?'''
||<font color="white"> <big>
*'''''The defeacation reflex is reduced until another mass movement occurs'''''
||[[Rectum - Anatomy & Physiology#Defeacation|<span title="Answer article">Link to Answer Article</span>]]
|-
|<big>'''What is the type of epithelium in the rectum?'''
||<font color="white"> <big>
*'''''Columnar'''''
||[[Rectum - Anatomy & Physiology#Histology|<span title="Answer article">Link to Answer Article</span>]]
|-
|<big>'''What happens to the epithelium at the recto - anal junction?'''
||<font color="white"> <big>
*'''''It changes from columnar to stratified squamous non-keratinised '''''
||[[Rectum - Anatomy & Physiology#Histology|<span title="Answer article">Link to Answer Article</span>]]
|-
|<big>'''What type of muscle forms external anal sphincter?'''
||<font color="white"> <big>
*'''''Skeletal'''''
||[[Rectum - Anatomy & Physiology#Histology|<span title="Answer article">Link to Answer Article</span>]]
|-
|<big>'''Which species appear to lack the ability to control the external anal sphincter?'''
||<font color="white"> <big>
*'''''Ruminants and equine species'''''
||[[Rectum - Anatomy & Physiology#Species Differences|<span title="Answer article">Link to Answer Article</span>]]
|}
<big><center>[[Alimentary - Anatomy & Physiology|'''BACK TO ALIMENTARY - ANATOMY & PHYSIOLOGY''']]</center></big>
<big><center>[[Alimentary - Anatomy & Physiology - Flashcards|'''BACK TO ALIMENTARY FLASHCARDS''']]</center></big>
<big><center>[[Rectum - Anatomy & Physiology|'''BACK TO RECTUM''']]</center></big>