LASx Exam 1: Teaser, Vasectomy, Epididectomy, Castration, Equine Male Urogenital Surgery

Question 1

What is “teaser” surgery?

Answer 1

Making a male infertile in order to use him to identify

females in estrus

Question 2

This is removed during vasectomy to make a male infertile

Answer 2

Ductus deferens

Question 3

This type of surgery is used to create a “non-entry” teaser

Answer 3

Penis and prepuce deviation

Question 4

What is the difference between a teaser and a non-entry teaser?

Answer 4

Non-entry teaser is FERTILE

Question 5

Obstruction of the distal urinary tract with calculi is known as

Answer 5

urolithiasis

Question 6

Removal of the penis is known as

Answer 6

Penectomy

Question 7

Removal of one or both testicles is known as

Answer 7

Orichectomy

aka

Emasculation/Gelding/Cutting

Question 8

For bloodless blunt castration, this tool is used to crush the

spermatic cord

Answer 8

Pincer/Burdizzo Emasculatome

Question 9

What is the difference between a closed and open castration?

Answer 9

In closed, you DO NOT cut through the VAGINAL TUNIC.

In open, you do.

Question 10

This type of emasculator has mostly crushing edges

but has a third handle at the bottom to cut the testicle off

Answer 10

REIMER emasculator

Question 11

A SERRA emasculator has a cutting and crushing edge.

The wingnut should face the testicle.

You want the CRUSHING edge ______ to the body

and the

CUTTING edge ________ to the body

Answer 11

SERRA:

Crushing edge- PROXIMAL

Cutting edge- DISTAL (away from)

Question 12

This is the smallest type of emasculator and is used on

small farm animals

Answer 12

HAUSMANN

Question 13

This part of the male anatomy produces spermatozoa

Answer 13

Testes

Question 14

This part of the male anatomy produces Sertoli and Leydig cells

Answer 14

Epididymis

Question 15

At birth, foal testis are located in the

Answer 15

inguinal canal

Question 16

For abdominal cryptorchidism,

_____-sided abdominal retention is most common

Answer 16

LEFT sided

Question 17

T/F: Bilateral cryptorchidism is more common than unilateral

Answer 17

FALSE! Unilateral is more common

Question 18

Which is more common in horses and donkeys?:

Inguinal or Abdominal cryptorchidism

Answer 18

TRICK QUESTION!

Inguinal and Abdominal cryptorchidism incidence is EQUAL

Question 19

For a cryptorchidectomy, which 2 structures are ligated?

Answer 19

pampiniform plexus and ductus deferens

Question 20

During cryptorchidectomy, you cannot find the retained testicle.

What do you do?

Answer 20

ABORT SX IMMEDIATELY!

Question 21

During cryptorchidectomy, which structure do you suture?

Answer 21

EXTERNAL inguinal ring

(suturing the internal one is impossible)

Question 22

What is “proud cut”?

Answer 22

Continued masculine behavior due to retention of epididymal tissue during cryptorchidectomy

Question 23

Schirrous cord formation is also known as

Answer 23

Septic funiculitis

Question 24

What is “false rigs”?

Answer 24

Continued masculine behavior due to a psychologic reflex

in horses that have been castrated at OLD age.

Question 25

Castrated horses may still be fertile for up to _____ weeks

Answer 25

3 weeks