ANEQ 310 final exam
11-12 - ANS-sow critical period for recognition
112 - ANS-pork birth
12-14 - ANS-mare critical period for recognition
13-14 - ANS-ewe critical period for recognition
14-18 - ANS-sow time of attachment
15-16 - ANS-cow critical period for recognition
15-16 days - ANS-what is the critical period time range for maternal recognition of pregnancy in
the cow
15-18 - ANS-ewe time of attachment
150 - ANS-lamb birth
18-22 - ANS-cow time of attachment
1st time a heifer gives birth - ANS-primiparae
20 - ANS-pork foetus
21 - ANS-lamb foetus
25 days - ANS-average time for uterine involution
285 - ANS-beef birth
3 layers - ANS-hemochorial
36-38 - ANS-mare time of attachment
45 - ANS-beef foetus
5 layers - ANS-endotheliochorial
5-6 - ANS-optimal body score after birth
, 6 hours - ANS-retained placenta
6 layers, safest option - ANS-epitheliochorial placenta
ability of a single cell to develop into completely formed individual - ANS-totipotent
able to become some type of specific cell, but not individual - ANS-pluripotent
after attachment - ANS-when does the extraembryonic tissue form in animals of early
implanation
age, season of year, nutrition, peripartiurient abnormalities, delayed return to cyclicity -
ANS-factors influencing involution process
amnionic folds - ANS-upward wing like formation are called
approx 20 days except mare more like 40 days - ANS-embryo keeps moving until it get too big
to keep going
attached to uterus, absorbs nutrients from uterus, allows maternal fetus gas exchange -
ANS-chorion
attachment and implant - ANS-two ways to attach a free floating fetus
beef cow- 30d
dairy cow- 45-50d
ewe- 30d
mare- 21-28d
sow- 28-30d - ANS-time required to complete uterine involution
beef cow- 50-60d
dairy cow- 18-25 d
ewe- 180d
mare 5-12d
sow 7d - ANS-time required for resumption of ovarian activity
blastocoele - ANS-cavitation is where the blastocyst is forming a cavity called
blastocyst implants very soon after entering the uterus, extra embryonic membranes form after
attachment ex- human and primates - ANS-Group 2- early implanting
blastomere - ANS-each individual cells of a cleaved zygote is called
11-12 - ANS-sow critical period for recognition
112 - ANS-pork birth
12-14 - ANS-mare critical period for recognition
13-14 - ANS-ewe critical period for recognition
14-18 - ANS-sow time of attachment
15-16 - ANS-cow critical period for recognition
15-16 days - ANS-what is the critical period time range for maternal recognition of pregnancy in
the cow
15-18 - ANS-ewe time of attachment
150 - ANS-lamb birth
18-22 - ANS-cow time of attachment
1st time a heifer gives birth - ANS-primiparae
20 - ANS-pork foetus
21 - ANS-lamb foetus
25 days - ANS-average time for uterine involution
285 - ANS-beef birth
3 layers - ANS-hemochorial
36-38 - ANS-mare time of attachment
45 - ANS-beef foetus
5 layers - ANS-endotheliochorial
5-6 - ANS-optimal body score after birth
, 6 hours - ANS-retained placenta
6 layers, safest option - ANS-epitheliochorial placenta
ability of a single cell to develop into completely formed individual - ANS-totipotent
able to become some type of specific cell, but not individual - ANS-pluripotent
after attachment - ANS-when does the extraembryonic tissue form in animals of early
implanation
age, season of year, nutrition, peripartiurient abnormalities, delayed return to cyclicity -
ANS-factors influencing involution process
amnionic folds - ANS-upward wing like formation are called
approx 20 days except mare more like 40 days - ANS-embryo keeps moving until it get too big
to keep going
attached to uterus, absorbs nutrients from uterus, allows maternal fetus gas exchange -
ANS-chorion
attachment and implant - ANS-two ways to attach a free floating fetus
beef cow- 30d
dairy cow- 45-50d
ewe- 30d
mare- 21-28d
sow- 28-30d - ANS-time required to complete uterine involution
beef cow- 50-60d
dairy cow- 18-25 d
ewe- 180d
mare 5-12d
sow 7d - ANS-time required for resumption of ovarian activity
blastocoele - ANS-cavitation is where the blastocyst is forming a cavity called
blastocyst implants very soon after entering the uterus, extra embryonic membranes form after
attachment ex- human and primates - ANS-Group 2- early implanting
blastomere - ANS-each individual cells of a cleaved zygote is called
