Hu PQ 2022 - final Flashcards
What is not true for ovulation in pigs?
- It occurs as a result of an inflammatory process.
- It is preceded by an LH surge.
- The preovulatory follicle in pigs is 3-10 mm.
- Ovulation is preceded by 2-3 waves of follicular growth.
?
What method do we use to collect semen from a male?
- artificial sleeve
- Electroejaculation
- gloved hand
- a condom
gloved hand
How long is the estrous (sex) cycle in cattle?
- 17 days
- 21 days
- 26 days
- 6 months
- 21 days
Responsible for maternal recognition of pregnancy in cattle
- Only the mobility phase of the embryo
- Estrogens
- bovine-INF-tau
- caprine-INF-tau
- bovine-INF-tau
What is the main factor that triggers calving?
- Progesterone block
- Fetal oxytocin
- Fetal glucocorticoid
- Maternal glucocorticoid
- Fetal glucocorticoid
What is characteristic of the foal’s intrauterine movement during farrowing?
- By turning from a prone position to a back position.
- None of them are typical.
- By rotating from a supine position to a prone position.
- From a supine position to a prone position, but no rotation.
- By rotating from a supine position to a prone position.
Where does the chorioallantoic (allantoic) membrane rupture during a normal delivery?
- At the cervical star, but still in the uterine horn.
- At the cervical star in the cervix.
- Outside the birth canal at the cervical star.
- Outside the birth canal at the apex of the uterine horns
- At the cervical star in the cervix
What does the 1-2-3 rule mean for newborn foals?
- 1: suckles in 1 hour, 2: stands within 2 hours, 3: meconium passes within 3 hours
- 1: standing within 1 hour, 2: sucking within
2 hours, 3: meconium passes within 3
hours - 1: meconium passes within 1 hour, 2: suckling within 2 hours, 3: standing within 3
hours - 1: meconium passes within 1 hour, 2: standing within 2 hours, 3: sucking within 3
hours
- 1: standing within 1 hour, 2: sucking within
2 hours, 3: meconium passes within 3
hours
How can the foals’ IgG supply be increased beyond 24 hours after farrowing?
- More colostrum po.
- Frozen and thawed colostrum po.
- More colostrum via nasopharyngeal tube.
- Only with intravenous plasma transfusion.
- Only with intravenous plasma transfusion.
Is there follicle development outside the breeding season? SHEEP
- Yes
- there is none
- rarely
- We don’t know!
yes?
Do you ovulate outside the breeding season? SHEEP
- Yes
- there is none
- Rarely
- We don’t know!
rarely?
How does the progesterone concentration change after ovulation in dogs?
- Decreases
- remains unchanged
- is increasing
- he hesitates
- is increasing
What does preovulatory luteinization mean?
- The serum progesterone level begins to rise even before the LH peak.
- The serum progesterone level begins to rise after ovulation.
- A pathological condition that can occur in young bitches.
- None of the above.
- The serum progesterone level begins to rise even before the LH peak.
A thin, egg white-like secretion is discharged from the vagina of a pregnant dog. What is the presumptive diagnosis?
- Labour has begun, the amniotic fluid has flowed.
- The calving has started, the mucus plug is dissolving.
- Foetal death.
- Metritis.
- The calving has started, the mucus plug is dissolving.
What is not a sign of impending birth? (mark the false statement)
- The female is restless, nesting.
- Swollen scrotum.
- Clear discharge from the vagina.
- Sudden increase in body temperature by 1-2 ⁰C
- Sudden increase in body temperature by 1-2 ⁰C
In how many fractions does the male pig ejaculate?
- 1
- 2
- 3
- 4
- 3
In how many fractions does the bull ejaculate?
- 1
- 2
- 3
- 4
- 1
Which statement about pseudopregnancy is false?
- In milder cases, it does not require medication.
- In case of lactation, drug treatment is recommended.
- The use of a dopamine antagonist is recommended as primary drug therapy.
- Vomiting may occur as a side effect of medication.
- The use of a dopamine antagonist is recommended as primary drug therapy.
At what temperature do we store chilled sperm?
- 0 ⁰C
- 2 ⁰C
- 5 ⁰C
- 8 ⁰C
-5 ⁰C
PIGS = 16-17 degrees (I think)
In how many fractions is the ejaculate excreted in male dogs?
- 1
- 2
- 3
- 4
- 3 ( in Su + ca)
What is the average volume of a bull’s ejaculate?
- 6ml
- 1ml
- 20ml
- 50ml
- 6ml
How many sperm does a male pig’s ejaculate contain?
- Several billion
- 200-400 million
- 100-200 million
- 50-100 million
- Several billion
How should sperm be collected in the case of male pigs?
- With electroejaculation
- By hand (gloved hand technique)
- With artificial sleeve
- With rectal massage
- By hand (gloved hand technique)
With artificial sleeve( EQ)
Where is the GnRH surge centre located in males?
- in the hypothalamus
- in the pituitary gland
- males do not have a GnRH surge centre
- in his testicles
- males do not have a GnRH surge centre
Where is the region responsible for determining sex, which supports the
formation/development of male reproductive organs?
- X-chromosome
- Y chromosome
- Leydig cell
- Sertoli cell
- Y chromosome
The pig has no…
- His prostate
- Ampule
- His seminal vesicles
- Bulbourethral gland
- Ampule
GnRH is administered by…
- produced by adenohyposis
- produced by hypothalamus
- produced by neurohypothesis
- produced by ovaries
- produced by hypothalamus
What is “tight junction” /blood - testicle barrier?
- the blood-testis barrier serves to protect the developing spermatozoa
- it provides the connection. between the testis and the epididymis
- it provides the connection between the epididymis and the vas deferens
- it serves as the attachment point of the sperms flagellum (tail)
- the blood-testis barrier serves to protect the developing spermatozoa
when do embryos arrive in the uterus in small animals?
- 1-2 days after ovulation
- 3-5 days after ovulation
- 7-8 days after ovulation
- 9-10 days after ovulation
- 3-5 days after ovulation
what active substance do we use to induce ovulation in pigs?
- GnRH or hCG
- eCG (PMSG)
- purified FSH
- PGF2alpha
- GnRH or hCG
A melatonin a….
- produced by the pineal gland
- produced by the hypothalamus
- produced by hyposis
- produced by the liver
- produced by the pineal gland
a thin , egg white-like secretion discharged from the vagina of a pregnant dog. what is the presumptive diagnosis?
- labor had begun, the amniotic fluid has flowed
- fatal death
- metritis
- the labor has started, the mucus plug is dissolving
- the labor has started, the mucus plug is dissolving
how long is the oestrus cycle in sheep?
- 16-17 days
- 20-21 days
- 27- 28 days
- 9-10 days
- 16-17 days
how long is the pregnancy in sheep?
- 150 days
- 90 days
- 180 days
- 60 days
- 150 days ( 5 months , 145-150 days) SMALL RU
