ANSC 3040 LAB EXAM QUESTIONS AND CORRECT
ANSWERS
What is the pregnancy status of low progesterone? - Answers - Not pregnant
What is the cyclicity status of low progesterone? - Answers - Not cycling
What is the pregnancy status of high progesterone? - Answers - Pregnant
What is the cyclicity status of high progesterone? - Answers - cycling
What are the progesterone levels of a cow in heat? - Answers - low progesterone
What are PAGs? - Answers - pregnancy-associated glycoproteins, and are used for the
detection of pregnancy
What is the order of components on the capture assay? - Answers - capture antibody >
hormone > detector solution > conjugate > substrate
What is the pregnancy status if 2 strips appear on the LFIA test? - Answers - Not
pregnant (low progesterone)
What is the pregnancy status if 1 strip appears on the LFIA test? - Answers - Pregnant
(high progesterone)
Why would you do a second pregnancy test after 30 days? - Answers - The cow may
loose pregnancy (We want them to always be pregnant)
What test indicates a positive result if a line is present? - Answers - Direct Test
What test indicates a positive result by the lack of signal in the test line? - Answers -
Competitive test
What does the ELISA test for? - Answers - pregnancy-associated glycoproteins in
bovine plasma samples
What does LFIA test for? - Answers - detection of progesterone in bovine milk samples
What events happen in the counter-current heat exchange? - Answers - arterial heat
goes to venous blood to warm it up
This muscle has spontaneous contractions to change current blood flow in the
pampiniform plexus. - Answers - Cremaster muscle
ANSWERS
What is the pregnancy status of low progesterone? - Answers - Not pregnant
What is the cyclicity status of low progesterone? - Answers - Not cycling
What is the pregnancy status of high progesterone? - Answers - Pregnant
What is the cyclicity status of high progesterone? - Answers - cycling
What are the progesterone levels of a cow in heat? - Answers - low progesterone
What are PAGs? - Answers - pregnancy-associated glycoproteins, and are used for the
detection of pregnancy
What is the order of components on the capture assay? - Answers - capture antibody >
hormone > detector solution > conjugate > substrate
What is the pregnancy status if 2 strips appear on the LFIA test? - Answers - Not
pregnant (low progesterone)
What is the pregnancy status if 1 strip appears on the LFIA test? - Answers - Pregnant
(high progesterone)
Why would you do a second pregnancy test after 30 days? - Answers - The cow may
loose pregnancy (We want them to always be pregnant)
What test indicates a positive result if a line is present? - Answers - Direct Test
What test indicates a positive result by the lack of signal in the test line? - Answers -
Competitive test
What does the ELISA test for? - Answers - pregnancy-associated glycoproteins in
bovine plasma samples
What does LFIA test for? - Answers - detection of progesterone in bovine milk samples
What events happen in the counter-current heat exchange? - Answers - arterial heat
goes to venous blood to warm it up
This muscle has spontaneous contractions to change current blood flow in the
pampiniform plexus. - Answers - Cremaster muscle