Gross Anatomy of the Perineum - Mr. Obun Cletus Flashcards

1
Q

The region of the pelvis found in the thigh is known as?

A

The perinuem

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2
Q

What is the anatomical shape of the perineum?

A

It has a diamond shape area

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3
Q

How many borders do the perineum have?

Namely;

A

3 borders

Anterior
Posterior
Lateral

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4
Q

The perineum is subdivided into ____ parts, namely?

A

2 parts

Urogenital Triangle
Anal Triangle

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5
Q

The posterior part of the perineum is made up of?

A

Anal aperture
External anal sphincter muscle
Ishronal fossae

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6
Q

Which muscle helps in contraction of the anus

A

External Anal sphincter muscle

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7
Q

Where is the Anal triangle located?

A

It is located at the posterior half of the perineum

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8
Q

The Anal triangle is bounded by?

A

The coccyx

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9
Q

List the borders of the urogenital triangle

A

Anterior border
Posterior border
Lateral border

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10
Q

The urethra
The External

Are content of _____

A

The urogenital triangle

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11
Q

A tough fascia which is perforated by the urethra is known as?

A

The perineal memberane

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12
Q

The potential space between the perineal membrane and the superficial perineal fascia is known as?

A

Superficial perineal pouch

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13
Q

The perineal membrane provides attachment for ?

A

The External genitalia

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14
Q

A thick fibromusclar structure found in the middle of the perineum is known as?

A

Sacrotuberous ligament

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15
Q

_____ is a paired muscle

A

Ischiocavernous

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16
Q

The root of the penis is bounded by ______ and ______?

A

The crus of the ischiocavernous and the bulb of the bulbospongiosus

17
Q

_____ forms the head of the penis and also the clitoris

A

The bulbospongiosus

18
Q

In the male, _____ helps in ejaculation and _____

A

The urethra

And Urination

19
Q

The bulb of the penis is anchored on?

A

The pineal point

20
Q

____ is responsible for the erection of the penis?

A

The suspensory ligament

21
Q

Scrota is to _____ and labia is to _____

A

Male and female

22
Q

The anatomical region of the pelvis is known as ______?

A

The perneum

23
Q

List the functions of the perinuem

A
  1. Child birth
  2. Sexual Intercourse
  3. Defecation
24
Q

The area between the external genitalia and the anusis referred to as_____

A

The perineum

25
List the anatomical borders of the perineum and location
Anteriorly, pubic symphysis Posteriorly, the tip of the coccyx Laterally, the sacrotuberous ligament Roof, pelvic floor Base, Skin and fascia
26
List the surface border of the periuem and it's location
Anteriorly, mons pubis in female and base of the penis in male Laterally, medial surface of the thighs Posteriorly, superior end of the intergluteal cleft
27
Anal triangle is bounded by _____ and ______
The coccyx and the sacrotuberous ligament
28
The nerve that supplies the perineum (anus) with the somatic fibre is called _______
Pudendal nerve
29
The perineal membrane provides attachment for _____ muscle
External genitalia
30
How many layers of the urogenital triangle? List them
3 layers Namely: Deep perineal pouch Superficial perineal pouch The perineal point/ body
31
The potential sace between the deep fascia of the pelvic floor and the perineal membrane is ______
Deep perineal pouch
32
The penis is divided into______ Namely:
It is divided into 3 Namely: The root The Body The glans
33
The root of the pemis contains _____ and ______
The bulb of penis and paired crus