Male Pelvic Contents And Anal Triangle

Question 1

What is the vas deferens

Answer 1

A muscular tube

Question 2

Where does the spermatic cord run through

Answer 2

The inguinal canal

Question 3

Where do the vas deferens and urethra meet

Answer 3

In the prostate gland

Question 4

What is formed when the vas deferens and the urethra meet

Answer 4

The common tract between the urinary and reproductive systems

Question 5

What duct does the vas deferens join

Answer 5

A duct from the seminal vesicles

Question 6

The joining of the seminal vesicles and the vas deferens forms

Answer 6

The ejaculatory duct

Question 7

What does the ureter pass over

Answer 7

The bifurcation of the common iliac

Question 8

Where do both the urethra and vas deferens head towards

Answer 8

The bladder

Question 9

Where does the prostate gland sit in relation to the bladder

Answer 9

Inferiorly

Question 10

What does the prostate gland do

Answer 10

It adds to the liquid component of semen

Question 11

what does the prostate create

Answer 11

Proteolytic enzymes and acid phosphatase

Question 12

Where is the widest part of the urethra

Answer 12

Within the prostate gland

Question 13

What supplies the prostate with blood

Answer 13

Internal pudendal, middle rectal and inferior vesicle arteries

Question 14

What is the last branch of the common iliac before the ischial anal fossa

Answer 14

The internal pudendal

Question 15

What drains blood from the prostate

Answer 15

A venous plexus within the surrounding connective tissue

Question 16

Where do the veins that contribute to the venous plexus around the prostate come from

Answer 16

Dorsal vein of the penis and the internal iliac

Question 17

What structures support the prostate gland

Answer 17

The puboprostatic ligament, levator prostatae and the pelvic floor

Question 18

Describe the posterior surface of the prostate

Answer 18

It has two lobes with a groove running through the middle

Question 19

What are the different types of prostatic enlargement

Answer 19

Bengin and malignant

Question 20

What incircles the prostate

Answer 20

Sphincter vesicae

Question 21

What is the function of the seminal vesicles

Answer 21

They secrete the liquid component of semen which contains fructose

Question 22

What type of structures are the seminal vesicles

Answer 22

They are sub-peritoneal

Question 23

What covers the seminal vesicles

Answer 23

Connective tissue

Question 24

What provides the blood supply for the seminal vesicles

Answer 24

Prostatic artery

Question 25

Other than the seminal vesicles, what else does the prostatic artery also supply

Answer 25

The prostate gland

Question 26

Where does the anal triangle run from/to

Answer 26

The ischial tuberosities to the coccyx

Question 27

What is within the anal triangle

Answer 27

The anal canal

Question 28

What are the walls of the ischial fossa composed of

Answer 28

The ischial tuberosity and the rectum/anal canal

Question 29

What is the roof of the ischial fossa composed of

Answer 29

Elevator ani

Question 30

What is the floor of the ischial fossa composed of

Answer 30

Skin

Question 31

What is within the ischial fossa

Answer 31

Branches of the pudendal nerve, artery and vein and adipose tissue

Question 32

What takes motor supply to the pelvic floor

Answer 32

The inferior rectal branches of the pudendal

Question 33

Where do the main pudendal nerve and artery sit

Answer 33

In the pudendal space

Question 34

Where does the pudendal nerve come from

Answer 34

The sacral plexus

Question 35

What type of nerve is the pudendal nerve

Answer 35

Sympathetic

Question 36

Where does the anal canal start

Answer 36

Where the rectum pierces the pelvic floor

Question 37

What do the anal columns contain (CHECK THIS!!!)

Answer 37

A terminal radicle of the superior rectal vessels

Question 38

What is the anal columns related to

Answer 38

The anal sinus

Question 39

What are the muscles surrounding the rectum

Answer 39

The internal anal sphincter and the external anal sphincter

Question 40

Which anal sphincter is voluntary/involuntary

Answer 40

Voluntary - external | Involuntary - internal

Question 41

Which anal sphincter is smooth/skeletal muscle

Answer 41

Smooth - internal | Skeletal - external

Question 42

What supplies blood to the rectum

Answer 42

The superior rectal, middle rectal, internal pudendal and inferior rectal arteries

Question 43

Where do the arteries branch from above the pectinate line

Answer 43

The internal mesenteric artery

Question 44

Where do the arteries branch from below the pectinate line

Answer 44

The internal iliac artery

Question 45

Where does the veins from the rectum drain

Answer 45

Above the pectinate line - portal venous system | Below the pectinate line - canal venous system

Question 46

Where do lymphatics from the anal canal drain

Answer 46

Above the pectinate line - internal iliac nodes | Below the pectinate line - superficial inguinal nodes

Question 47

What type of nerve innervation is provide for the anal canal

Answer 47

Above the pectinate line - visceral motor and sensory innervation Below the pectinate line - somatic motor and sensory innervation

Question 48

What is the external anal sphincter composed of

Answer 48

Skeletal muscle

Question 49

Where does the external anal sphincter run from/to

Answer 49

Perineal body to the annococcygeal ligament

Question 50

What supports the posterior side of the anal sphincter

Answer 50

The ligament from the coccyx

Question 51

What is the function of the external anal sphincter

Answer 51

It is involved in closing the anus

Question 52

What assists the external anal sphincter

Answer 52

Puborectalis muscle

Question 53

What provides innervation for the external anal sphincter

Answer 53

The inferior rectal branch of the pudendal nerve (S2-S4)

Question 54

What is the pectinate line

Answer 54

The site of the anal membrane in a foetus

Question 55

What is the anocutaneous line

Answer 55

The transition to true skin from the external anal sphincter