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VPHY 143 > 4th Exam (T or F) > Flashcards

4th Exam (T or F) Flashcards

1
Q

The fetal cotyledons and cotyledons are palpable in a COW at 95 days of pregnancy

A

TRUE

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2
Q

Radiography is beneficial to do during the LAST trimester of pregnancy in bitch to determine the number of fetus & size of pelvic canal

A

TRUE

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3
Q

Parturition is initiated with secretion of estrogen, oxytocin & PGF2 alpha that wagers cervical dissolution and uterine contraction

A

FALSE — Initiated by prolactin

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4
Q

Estrogen is needed during parturition because it increases the number of oxytocin and PGF 2 alpha receptors in the myometrium

A

FALSE — Oxytocin receptors only

Estrogen is needed during parturition because it increases the number of oxytocin in the myometrium

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5
Q

Relaxin,
estrogen &
PGF 2 alpha

causes relaxation of the cervix
—> to facilitate the explulsion of the fetus

A

TRUE

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6
Q

The normal interval of delivery of kittens/pup is 20 minutes

A

TRUE

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7
Q

Cervical dilation occurs in pregnant mares in 1-3 hours

A

TRUE

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8
Q

Primary uterine intertia in MARES occur due to exhaustion of uterine muscles

A

FALSE — Secondary (in mares)

SECONDARY uterine intertia in MARES occur due —> to exhaustion of uterine muscles

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9
Q

Cases of small pelvic canal in a pregnant CAT is best managed with cesarean section

A

TRUE

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10
Q

Uterine prolapse commonly occur in sheep due to primary uterine intertia

A

FALSE —> VAGINAL prolapse

Vaginal prolapse commonly occur in SHEEP due to primary uterine intertia

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11
Q

Estrogen,
progesterone &
prolactin

promote duct development & alveolar cell proliferation of mammary gland in pregnant females

A

FALSE — no prolactin

Estrogen & Progesterone
—> promote duct development & alveolar cell proliferation of mammary gland in pregnant females

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12
Q

Colostrum have a higher fat, carbohydrates, protein, vitamin A compared with the milk secreted by the mammary gland

A

FALSE —> lower in LACTOSE (a carb)

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13
Q

Prolactin, parathormone, insulin, cortisol and progesterone are hormones needed for lactogenesis during nursing

A

FALSE — No progesterone

(2) that inhibits lactogenesis
1. Progesterone
2. Estrogen

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14
Q

Female fetuses of domestic mammals and avian would have a homozygous chromosomes

A

FALSE — Heterozygous (in avians)

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15
Q

Free-martinism occurs due to the chromosomal aberration MOSAIC

A

TRUE

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16
Q

FSH secretion occur in PULLETS to stimulate growth and maturation of ovarian follicles starting at 18 weeks of age

A

TRUE

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17
Q

Egg stays the longest in the uterus due to formation of shell membranes and shell

A

FALSE — Shell only in uterus

Shell membrane is formed in Isthmus

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18
Q

Cats have litter size range of 3-6

A

TRUE

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19
Q

Engagement of fetus in the cervical canal initiates Ferguson reflex to facilitate OXYTOCIN secretion and release

A

TRUE

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20
Q

Domestic rooster, geese have vestigial penis, thus mating very rapid through cloacal kiss

A

FALSE

except in (2)
1. Geese
2. Ratites (flightless birds)
• Ostrich
• Emu
• Kiwi
• Cassowary
• Rhea
• other large birds

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21
Q

Orange and green stimulates oviposition in layers

A

FALSE —> green & blue INHIBITS

Orange or RED light stimulates

22
Q

Crop weight increases during hatching to post-hatching in pigeons due to crop milk production controlled by PROLACTIN

A

TRUE

23
Q

Testicular hypoplasia in stallions/bull occur due to the presence of XYX

A

FALSE — 65XXY

24
Q

Estrogen secreted during puberty in female animals leads to myotropism, sexual behavior, libido & pheromone secretion

A

TRUE

25
Q

The fetal testes secrete testosterone and MIH to ensure the development of the Wolffian duct

A

TRUE

26
Q

Suckling, and use of milk machine can stimulate milk ejection in farm domestic animals

A

TRUE

27
Q

Secretion of immunoglobulin rich colostrum occurs a few days or weeks in DAMS to provide protection to the fetus.

A

TRUE

28
Q

Administration of doxapram orally & oxygenation are beneficial for puppies or kittens delivered by vasaroon section

A

FALSE — Sublingual or under the tongue

29
Q

Flexed forelimb of a calf can be manually corrected for delivery through mutation

A

TRUE

30
Q

Stage 3 of parturition is characterized by increased intensity of uterine contraction for placental expulsion

A

FALSE — Amplitude (not intensity)

31
Q

Estrogen, oxytocin and PGF-2 alpha are critical maternal hormones of parturition to cause uterine contraction

A

TRUE

32
Q

Ultrasound is advantageous in MARES to detect pregnancy as early as 7 days after mating.

A

FALSE — 9 to 16 days

33
Q

The fremitus is detectable upon rectal palpation in a cow at 80 days of pregnancy

A

TRUE

34
Q

Prolactin is the primary hormone for maternal behavior in avians.

A

FALSE — paternal

35
Q

Jacana mallee and cuckoos practice paternal behavior.

A

FALSE — Cuckoos not mentioned

36
Q

Increasing lighting >12 hours in a layer farm increases productivity

A

TRUE

37
Q

Hawk, falcon possesses functional left and right ovary

A

TRUE

(+ Kiwi)

38
Q

Infundibulum secretes the shell membrane during egg formation in domestic chickens

A

FALSE —> Isthmus

39
Q

Magnum is the site of fertilization for layers

A

FALSE — Infundibulum

40
Q

Estrogen and FSH promote mammary gland development and milk synthesis during the lactation

A

FALSE —> Estrogen & Progesterone

41
Q

During the first stage of lactation, colostrum is formed for maternal transfer of immunity

A

TRUE

42
Q

During the first few hours of nursing, the immunoglobulins heavily absorbed are IgG, IGE, M and A.

A

FALSE — no IGE

IgA, IgG, IgM

43
Q

Prolactin is the primary initiator of lactogenesis

A

TRUE

44
Q

Underdeveloped ovaries can occur with polyploid

A

FALSE — Aneuploid

45
Q

Chimera in bulls leads to hermaphroditism.

A

FALSE — in Heifers

46
Q

The normal chromosome number in dogs is 28.

A

FALSE — 39

47
Q

Colostrum is best suckled in piglets during the first 12 hours for maximum absorption

A

TRUE

48
Q

Prestimulation of the mammary gland increasing oxytocin secretion to maximize milk ejection for a short duration of time.

A

TRUE

49
Q

Testosterone secreted by the Leydig cells accounts for the secondary sexual changes during puberty.

A

TRUE

50
Q

Both estrogen and progesterone promotes mammary gland development and milk synthesis during the lactation

A

FALSE —> No estrogen

VPHY 143 (29 decks)

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