Infant Perceptual Development Quiz
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Questions and Answers

What method is used to measure fetal visual perception in research?

  • Sucking
  • Eye tracking (correct)
  • Heart rate
  • Head turning

At what gestational age can premature infants track a laterally moving target?

  • 4 months
  • 26 weeks
  • 31 weeks (correct)
  • 18 weeks

What is the approximate acuity of newborn visual perception compared to adults?

  • 60 times worse than adults
  • Approximately the same as adults
  • 30 times worse than adults (correct)
  • Better than adults

What is the focal length of newborn visual perception fixed at?

<p>21cm (C)</p> Signup and view all the answers

At what age do newborns develop stereoscopic depth perception?

<p>4 months (C)</p> Signup and view all the answers

What is revealed by ultrasound studies regarding fetal visual perception?

<p>Eye movements start at 18 weeks (D)</p> Signup and view all the answers

Which method involves presenting two stimuli simultaneously to measure infant preferences?

<p>Preference method (D)</p> Signup and view all the answers

What is a limitation of newborn visual perception?

<p>Stereoscopic depth perception at birth (B)</p> Signup and view all the answers

At what age do neural pathways from each eye project to the same site in V1 before being fully developed?

<p>4 (A)</p> Signup and view all the answers

What is the main period during which visual acuity improves after birth?

<p>8 months (B)</p> Signup and view all the answers

According to Maurer, Lewis, Brent & Levin, to what extent is acuity a maturational process?

<p>It is completely maturational (D)</p> Signup and view all the answers

According to Fants 1961, at what age do infants start to show a preference for faces?

<p>4 days old (B)</p> Signup and view all the answers

Based on Maurer & Barrera 1981, at what age do infants prefer 'real' faces over other stimuli?

<p>2 months (D)</p> Signup and view all the answers

According to Reid et al 2017, at what gestational age does the foetus preferentially turn towards face-like stimuli?

<p>29 weeks (C)</p> Signup and view all the answers

At what age can newborns recognize their mother's face from an unfamiliar female face, as per Pascalis et al 1995?

<p>3 days old (B)</p> Signup and view all the answers

According to Slater et al 2000, are newborns sensitive to internal facial features?

<p>Yes, they are sensitive (C)</p> Signup and view all the answers

According to Gibson & Walk 1960, at what age can most infants perceive depth?

<p>6 months (C)</p> Signup and view all the answers

What frequencies are newborns most responsive to, according to studies of newborn auditory perception?

<p>Low frequency sounds (C)</p> Signup and view all the answers

According to DeCasper & Fifer 1980, what type of voice do newborns prefer to listen to?

<p>Mother's voice (C)</p> Signup and view all the answers

Flashcards

Fetal visual perception measurement

Eye tracking is used to study the visual perception of fetuses.

Premature infant eye tracking

Premature infants can track moving targets at 31 weeks gestation.

Newborn visual acuity

Newborn visual acuity is approximately 30 times worse than adults.

Newborn focal length

The focal length of newborns is primarily fixed around 21cm.

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Stereoscopic depth perception

Infants develop stereoscopic depth perception around 4 months of age.

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Ultrasound and fetal vision

Ultrasound studies show eye movements begin at 18 weeks of gestation.

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Preference method

Presenting two stimuli simultaneously to study infant preferences.

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Newborn visual limitation

Newborns lack fully developed stereoscopic depth perception.

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Neural pathway development

Neural pathways from each eye merge to a single location in V1 around 4 months of age.

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Visual acuity improvement

Visual acuity mostly improves within the first 8 months after birth.

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Acuity maturation

Visual acuity development is primarily a maturational process, according to some research.

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Face preference, age

Infants show a preference for faces by 4 days old (Fantz, 1961).

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Real face preference

Infants prefer real faces over other stimuli from around 2 months old (Maurer & Barrera, 1981).

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Prenatal face preference

Fetuses preferentially turn towards face-like stimuli by 29 weeks gestation (Reid et al., 2017).

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Mother's face recognition

Newborns can recognize their mother's face from unfamiliar female faces at 3 days (Pascalis et al., 1995).

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Internal facial features

Newborns are sensitive to internal facial features (Slater et al., 2000).

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Depth perception age

Gibson and Walk (1960): Most infants can perceive depth by 6 months of age.

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Newborn auditory response

Newborns respond most to low frequency sounds.

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Mother's voice infant preference

Newborns prefer listening to their mother's voice (DeCasper & Fifer, 1980).

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