Pectinal Line Flashcards Preview

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Flashcards in Pectinal Line Deck (10)
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1
Q

The pectineal line is the important line separating what?

A

The upper and lower halves of the anal canal

2
Q

The upper half of the anal canal is derived from what?

A

Hindgut (endoderm)

3
Q

The upper half of the anal canal is sensitive or insensitive to pain?

A

insensitive

4
Q

The blood supply to the upper half of the anal canal is from?

A

Inferior Mesenteric Artery

5
Q

The lymphatics of the upper half of the anal canal drain into what?

A

Inferior mesenteric nodes

6
Q

The lower half of the anal canal is derived from what?

A

ectoderm

7
Q

The lower half of the anal canal is sensitive or insensitive to pain?

A

sensitive

8
Q

The blood supply to the lower half of the anal canal is from what branch of which artery?

A

Inferior rectal branch of

Internal pudendal artery

9
Q

The lymphatics from the lower half drain into what?

A

Lateral group of superficial inguinal nodes in the groin

10
Q

The internal pudendal artery is a branch of what?

A

Anterior division of the internal iliac artery