PSYC 140 Final Exam Study Questions
and Answers|2025 Update|100%
Correct.
why is cognitive development more susceptible?
brain develops all throughout pregnancy
what are the three phases of childbirth?
- early & active labor
- delivery of baby
- delivery of the placenta
early labor and active labor
- longest stage
- starts at onset of true labor
- ends when cervix completely dilated
- 30-45 sec contractions w 5-30 min between
- 45-60 sec contractions w 3-5 min between
- amniotic sac may rupture
delivery of baby
- begins when cervix dilated
- 20 min-2 hrs
delivery of placenta
- 5-10 min
- contractions again
- placenta separates from uterine wall
three drugs used in childbirth
,analgesia, anesthesia, oxytocics
Analgesia vs Anesthesia
drugs that relieve pain; includes narcotics, tranquilizers, and barbiturates
anesthesia
drugs that blocks pain, can be general or epidural
oxytocics
drugs that stimulate contractions and induce labor
postpartum biological adjustments
involution, sleep adjustments, physical healing
postpartum psychological adjustments
coordinating schedules, readjusting social relationships, bonding with baby
pros and cons of naturalistic observation
pro: can observe natural behavior
con: can only study what you can see
pros and cons of case study
pro: rich and detailed info, especially in a rare case
con: may not be applicable to other cases
pros and cons of surveys
pro: a lot of info, large sample, easy
con: self-reporting
,pros and cons of correlational study
pro: investigate relationships
con: correlation does not equal causation
pros and cons of experiment
pro: can determine causation
con: Hawthorne effect
what information can you get from an US?
position, gender, age, brain defects
pros and cons of ultrasound
pro: noninvasive
con: imaging only, 5 or more associated with lower birth weight
pros and cons of amniocentesis
pro: can test for chromosomal and genetic abnormalities
con: more invasive, risk of miscarriage
age at which amniocentesis is performed
week 15-20
pros and cons of chorionic villus sampling
pro: testing genetic abnormalities
con: risk of miscarriage and limb deformity
, at what age is CVS performed
week 10-12
grows up to 3 in
1st trimester
grows up to 14 in
2nd trimester
grows up to 19 in
3rd trimester
weights about 1 oz by end
1st trimester
weights about 1 lb by end
2nd trimester
weights about 6-7 lbs by end
3rd trimester
Begins to develop spinal cord, nervous system, gastrointestinal system, heart, lungs
1st trimester
Skin is protected by vernix (milky substance) and lanugo (fine hairs)
2nd trimester
Lanugo is nearly gone
3rd trimester
when is the heartbeat first detectable?
8 weeks
and Answers|2025 Update|100%
Correct.
why is cognitive development more susceptible?
brain develops all throughout pregnancy
what are the three phases of childbirth?
- early & active labor
- delivery of baby
- delivery of the placenta
early labor and active labor
- longest stage
- starts at onset of true labor
- ends when cervix completely dilated
- 30-45 sec contractions w 5-30 min between
- 45-60 sec contractions w 3-5 min between
- amniotic sac may rupture
delivery of baby
- begins when cervix dilated
- 20 min-2 hrs
delivery of placenta
- 5-10 min
- contractions again
- placenta separates from uterine wall
three drugs used in childbirth
,analgesia, anesthesia, oxytocics
Analgesia vs Anesthesia
drugs that relieve pain; includes narcotics, tranquilizers, and barbiturates
anesthesia
drugs that blocks pain, can be general or epidural
oxytocics
drugs that stimulate contractions and induce labor
postpartum biological adjustments
involution, sleep adjustments, physical healing
postpartum psychological adjustments
coordinating schedules, readjusting social relationships, bonding with baby
pros and cons of naturalistic observation
pro: can observe natural behavior
con: can only study what you can see
pros and cons of case study
pro: rich and detailed info, especially in a rare case
con: may not be applicable to other cases
pros and cons of surveys
pro: a lot of info, large sample, easy
con: self-reporting
,pros and cons of correlational study
pro: investigate relationships
con: correlation does not equal causation
pros and cons of experiment
pro: can determine causation
con: Hawthorne effect
what information can you get from an US?
position, gender, age, brain defects
pros and cons of ultrasound
pro: noninvasive
con: imaging only, 5 or more associated with lower birth weight
pros and cons of amniocentesis
pro: can test for chromosomal and genetic abnormalities
con: more invasive, risk of miscarriage
age at which amniocentesis is performed
week 15-20
pros and cons of chorionic villus sampling
pro: testing genetic abnormalities
con: risk of miscarriage and limb deformity
, at what age is CVS performed
week 10-12
grows up to 3 in
1st trimester
grows up to 14 in
2nd trimester
grows up to 19 in
3rd trimester
weights about 1 oz by end
1st trimester
weights about 1 lb by end
2nd trimester
weights about 6-7 lbs by end
3rd trimester
Begins to develop spinal cord, nervous system, gastrointestinal system, heart, lungs
1st trimester
Skin is protected by vernix (milky substance) and lanugo (fine hairs)
2nd trimester
Lanugo is nearly gone
3rd trimester
when is the heartbeat first detectable?
8 weeks
