Inguinal Canal and Spermatic Cord

Question 1

what is in the spermatic cord

Answer 1

-ductus/vas deferens
-testicular artery
- pampiniform plexus of veins > testicular vein
-genitofemoral nerve
-autonomic nerves
-lymphatics

Question 2

what does the spermatic cord pass through

Answer 2

the inguinal canal

Question 3

where do gonads develop

Answer 3

upper back in males

Question 4

what are gonads in the same plane as

Answer 4

peritoneal fat

Question 5

what muscle are gonads located in

Answer 5

transversalis

Question 6

what does the gubernaculum do

Answer 6

attaches to gonads in males and females
- has a branch that connects to parietal peritoneum

Question 7

where is the inguinal hole

Answer 7

inserts of deep surface of skin that ends of bottom of scrotum or labia majora

Question 8

what does the inguinal hole go through

Answer 8

every layer of tissue/muscle

Question 9

what are the 3 inguinal rings

Answer 9

deep inguinal ring, middle inguinal ring, superficial inguinal ring

Question 10

what does the transversalis fascia turn into in the spermatic cord

Answer 10

internal spermatic fascia

Question 11

what inguinal ring does the transversalis fascia give rise to

Answer 11

deep inguinal ring

Question 12

what does the transversus abdominal muscle turn into in the spermatic cord

Answer 12

doesnt contribute to spermatic cord or inguinal ring

Question 13

what does the internal abdominal muscle turn into in the spermatic cord

Answer 13

the cremaster muscle

Question 14

what inguinal ring does the internal abdominal muscle give rise to

Answer 14

the middle inguinal ring

Question 15

what does the external abdominal oblique muscle turn into in the spermatic cord

Answer 15

external spermatic fascia

Question 16

what inguinal ring does the external abdominal oblique muscle give rise to

Answer 16

the superficial inguinal ring`

Question 17

what is the cremaster muscle and what does it do

Answer 17

it is skeletal muscle that pulls the tests towards the body in thermoregulation

Question 18

what innervates the cremaster muscle

Answer 18

somatic motor genitofemoral nerve. runs from the ventral ramus

Question 19

what is the cremaster reflex

Answer 19

scratch inner thigh to see if testes flex in paralyzed patients

Question 20

what inguinal rings do spermatic cord contents pass through

Answer 20

all 3 of them

Question 21

what is the processus vaginalis and what does it do

Answer 21

continuation of parietal peritoneum that withers away except near testes
-provides frictionless environment in scrotum for testes to move around

Question 22

what is the spatial relationship between spermatic cord contents and the processus vaginalis

Answer 22

they run alongide each other

Question 23

what inguinal rings does the processus vaginalis pass through

Answer 23

all 3

Question 24

what is the purpose of the venous plexus

Answer 24

thermoregulation of testes

Question 25

what keeps testes cool

Answer 25

countercurrent venous exchange

Question 26

what temperature should testes be compared to rest of body

Answer 26

a few degrees cooler

Question 27

what is above the superificial inguinal ring

Answer 27

inguinal canal

Question 28

what is below the superficial inguinal ring

Answer 28

the inguinal rings

Question 29

what is above the deep inguinal ring

Answer 29

abdominal cavity

Question 30

what happens to the processus vaginalis after birth

Answer 30

it should close and just be CT

Question 31

describe females inguinal ring

Answer 31

smaller than males and only the remnant of the gubernaculum passes through it

Question 32

where is the superifcial inguinal ring located

Answer 32

right above pelvis bone

Question 33

where is the middle inguinal ring located in relation to the inguinal ligament

Answer 33

more inferior and medial to inguinal ligament

Question 34

what is the external spermatic fascia made of on the outside

Answer 34

CT

Question 35

what does the external spermatic fascia come out of

Answer 35

the superficial inguinal ring