SMALL ANIMAL_RE/PURPLE Flashcards
WHAT IS THE MOST OBSERVABLE PART OF THE OESTROUS CYCLE IN THE DOG?
PROESTROUS
- THE BLEEDING OCCURS HERE
- MALE DOGS COME AROUND
- BITCH ACCEPTS THE MATE
WHAT FORCES THE LH SURGE IN DOGS?
A. RAISE IN E2
B. DROP IN E2
C. DROP IN PROGESTERONE
D. RAISE IN PROLACTIN
B. DROP IN E2
A RAISE IN E2 MAKES HER REFUSE THE MATE
DROP IN E2 SHE ACCEPTS MATE
WICH OF THE FOLLOWING DOES NOT CONSTITUTE THE BEGINING OF PROESTROUS IN THE BITCH?
A. VULVAL SWELLING
B. SEROSANGUINOUS VAGINAL DISCHARGE
C. MATING
D. VAGINAL SWELLING
C.
MATING IS THE END RESULT
WHAT IS CORNIFICATION?
WHAT HORMONE LEADS TO CORNIFICATION IN THE BITCH?
FORMATION OF A LAYER OF DED CELLS TO CREATE A PYSICAL BARRIER
- OESTROGEN LEADS TO CORNIFICATION
WHAT IS DIAPEDESIS?
PASSAGE OF RBC THROUGH INTACT CAPILLARY WALLS
- E2 RESPONSIBLE
WHAT IS THE REALTIONSHIP BETWEEN E2 AND THE BITCH’S SEXUAL RECEPTIVITY?
DECREASE- SEXUALLY RECEPTIVE
INCREASE- NOT RECEPTIVE
E2 DECREASES AT END OF PROESTROUS
WHICH IS NOT TRUE OF E2 IN BITCH?
A. MAINTAINS ESTROUS CYCLE
B. THICKENS ENDOMETRIUM
C. RELEASES PHEROMONES
D. CAUSES DIAPEDESIS
E. PREDOMINANT HORMONE IN PROESTROUS
ALL ARE CORRECT
WHEN DOES PROLACTIN INCREASE IN BITCH?
DAY 25- 30
- PROGESTERONE DROPS AND PROLACTIN TAKES OVER
- PREGNANCY SPECIFIC TAKE OVER
WHICH IS NOT TRUE OF PROGESTERONE IN BITCH?
A. DECREASES AT THE END OF PROESTROUS
B. PREDOMINANT HORMONE IN METESTROUS
C. DECREASES LH AND FSH
D. HELPS PREDICT OVULATION
E. HELPS PREP FOR PREGNANCY
A.
ACTUALLY INCREASES AT THE END OF PROESTROUS
KARYOLYSIS VS KARYORRHEXIS
KARYOLYSIS- NUCLEAR FADING
KARYORRHEXIS- NUCLEAR FRAGMENTATION
WHAT ARE THE 4 TYPES OF VAGINAL CELLS IN BITCH?
ANUCLEAR
SUPERFICIAL
INTERMEDIATE
PARABASAL
HOW TO INDICATE OESTROUS USING VAGINAL CYTOLOGY IN BITCH?
> 75% CORNIFIED CELLS INDICATES OESTROUS
WHICH IS NOT TRUE OF PROGESTERONE IN BITCH?
A. INCREASES PRIOR TO OVULATION IN DOG
B. INCREASES POST OVULATION IN DOG
C. PEAKS DURING METESTROUS
D. >2ng/mL is a good time for service
B.
STARTS TO INCREASE BEFORE OVULATION OCCURS
OVULATION OCCURS MID ESTROUS
WHEN DOES OVULATION OCCUR IN DOGS?
3-4 DAYS INTO OESTROUS
- MIDESTROUS
HOW LONG AFTER LH SURGE DOES OVULATION OCCUR IN DOGS?
24-48 HOURS AFTER
WHEN IS THE FERTILIZATION PERIOD IN THE BITCH?
APPROXIMATELY 2 DAYS AFTER OVULATION UP TO 5 DAYS AFTER OOCYTE MATURATION (~ 48-60 HRS POST OVULATION)
WHAT ARE THE PREDOMINANT CELLS SEEN DURING THE ANOESTROUS VAGINAL CYTOLOGY?
- PARABASAL CELLS
- SEE A LOT OF DEBRIS TOO
LIST 3 METHODS USED IN VETERINARY PRACTICE TO DETERMINE OPTIMUM MATING TIME
- EXFOLIATE VAGINAL CYTOLOGY
- MEASURE PLASMA PROGESTERONE CONCENTRATION (2ng/mL)
- vaginoscopy
LIST 4 CRITERIORS COMMONLY USED BY DOG BREEDERS TO DETERMINE OPTIMUM BREEDING TIME
- 11-13 DAYS POST PROESTROUS
- DRAMINISKI OVULATION DETECTOR
- MICROSCOPY- LOOKING FOR FERNING IN THE DISCHARGE
- 3 DAYS AFTER ONSET OF VULVULAR SOFTENING/CHANGE IN VAGINAL DISCHARGE
LIST 3 IMPORTANT CHARACTERISTICS OF THE FELINE OESTROUS CYCLE
- SEASONALLY POLYESTROUS
- PHOTOPERIOD DEPENDANT
- INDUCED OVULATORS
HOW CAN THE FELINE OESTROUS CYCLE BE CONTROLLED?
- LIMIT LIGHT EXPOSURE
- CHANGE SECRETION OF MELATONIN?
HOW LONG IS THE INTEROESTROUS PERIOD IN QUEENS?
8- 15 DAYS
T/F IF THE QUEEN ISN’T BRED SHE CAN CYCLE EVERY 3 WEEKS
TRUE
EVERY 2-3 WEEKS
WHAT ANATOMICAL STRUCTURE SECRETES PROGESTERONE UP TO 65 DAYS DURING PREGNANCY?
CORPUS LUTEUM