Ansc 3040 Lab Exam Questions and
Answers 2026 Updated.
What is the pregnancy status of low progesterone? - Answer Not pregnant
What is the cyclicity status of low progesterone? - Answer Not cycling
What is the pregnancy status of high progesterone? - Answer Pregnant
What is the cyclicity status of high progesterone? - Answer cycling
What are the progesterone levels of a cow in heat? - Answer low progesterone
What are PAGs? - Answer pregnancy-associated glycoproteins, and are used for the detection
of pregnancy
What is the order of components on the capture assay? - Answer capture antibody > hormone
> detector solution > conjugate > substrate
What is the pregnancy status if 2 strips appear on the LFIA test? - Answer Not pregnant (low
progesterone)
What is the pregnancy status if 1 strip appears on the LFIA test? - Answer Pregnant (high
progesterone)
Why would you do a second pregnancy test after 30 days? - Answer The cow may loose
pregnancy (We want them to always be pregnant)
What test indicates a positive result if a line is present? - Answer Direct Test
What test indicates a positive result by the lack of signal in the test line? - Answer Competitive
test
What does the ELISA test for? - Answer pregnancy-associated glycoproteins in bovine plasma
samples
What does LFIA test for? - Answer detection of progesterone in bovine milk samples
, What events happen in the counter-current heat exchange? - Answer arterial heat goes to
venous blood to warm it up
This muscle has spontaneous contractions to change current blood flow in the pampiniform
plexus. - Answer Cremaster muscle
This muscle has continuous contractions that bring the testes into abdominal cavity and relaxes
to set them apart from the abdominal cavity. - Answer Tunica dartos
What is the pathway of the sperm? - Answer Seminiforous tubules > rete testis > different
ducts > head of epididymis > body of epididymis > tail of epididymis > vas deferens > urethra
What cells are stimulated by LH from the pituitary to produce testosterone? - Answer Leydig
cells
What cells are stimulated by FSH from the Pituitary to produce sperm? - Answer Sertoli cells
What are the 4 components of temperature regulation? - Answer pampiniform plexus,
cremaster muscle, tunica dartos, sweat glands
What are the three accessory glands of the male reproductive tract? - Answer prostate,
bulbourethral, vehicular gland
What is the Breeding Soundness Exam? - Answer an examination of a site's ability to get
females pregnant
How does a high BCS have an impact on reproduction? - Answer Excessive fat will negatively
affect spermatogenesis and the sire will lack vigor
How does a low BCS have an impact on reproduction? - Answer Excessively thin sires may not
have the stamina to service females
In what type of situations would electroejaculation be used? - Answer When the sire is known
to be aggressive
What is the function of the gel-fraction? - Answer To act as a plug to prevent retrograde flow
of semen intracervically
Answers 2026 Updated.
What is the pregnancy status of low progesterone? - Answer Not pregnant
What is the cyclicity status of low progesterone? - Answer Not cycling
What is the pregnancy status of high progesterone? - Answer Pregnant
What is the cyclicity status of high progesterone? - Answer cycling
What are the progesterone levels of a cow in heat? - Answer low progesterone
What are PAGs? - Answer pregnancy-associated glycoproteins, and are used for the detection
of pregnancy
What is the order of components on the capture assay? - Answer capture antibody > hormone
> detector solution > conjugate > substrate
What is the pregnancy status if 2 strips appear on the LFIA test? - Answer Not pregnant (low
progesterone)
What is the pregnancy status if 1 strip appears on the LFIA test? - Answer Pregnant (high
progesterone)
Why would you do a second pregnancy test after 30 days? - Answer The cow may loose
pregnancy (We want them to always be pregnant)
What test indicates a positive result if a line is present? - Answer Direct Test
What test indicates a positive result by the lack of signal in the test line? - Answer Competitive
test
What does the ELISA test for? - Answer pregnancy-associated glycoproteins in bovine plasma
samples
What does LFIA test for? - Answer detection of progesterone in bovine milk samples
, What events happen in the counter-current heat exchange? - Answer arterial heat goes to
venous blood to warm it up
This muscle has spontaneous contractions to change current blood flow in the pampiniform
plexus. - Answer Cremaster muscle
This muscle has continuous contractions that bring the testes into abdominal cavity and relaxes
to set them apart from the abdominal cavity. - Answer Tunica dartos
What is the pathway of the sperm? - Answer Seminiforous tubules > rete testis > different
ducts > head of epididymis > body of epididymis > tail of epididymis > vas deferens > urethra
What cells are stimulated by LH from the pituitary to produce testosterone? - Answer Leydig
cells
What cells are stimulated by FSH from the Pituitary to produce sperm? - Answer Sertoli cells
What are the 4 components of temperature regulation? - Answer pampiniform plexus,
cremaster muscle, tunica dartos, sweat glands
What are the three accessory glands of the male reproductive tract? - Answer prostate,
bulbourethral, vehicular gland
What is the Breeding Soundness Exam? - Answer an examination of a site's ability to get
females pregnant
How does a high BCS have an impact on reproduction? - Answer Excessive fat will negatively
affect spermatogenesis and the sire will lack vigor
How does a low BCS have an impact on reproduction? - Answer Excessively thin sires may not
have the stamina to service females
In what type of situations would electroejaculation be used? - Answer When the sire is known
to be aggressive
What is the function of the gel-fraction? - Answer To act as a plug to prevent retrograde flow
of semen intracervically
