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Chapter 2: Genetic, Prenatal, and Perinatal Health

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Chapter 2: Genetic, Prenatal, and Perinatal Health

11 problems · 0 figures

2-1 §2.1 source ↗

What combination of parent hair type would most likely result in a child’s having wavy hair?
  1. a.
    One parent has curly hair, and the other has straight hair.
  2. b.
    One parent has curly hair, and the other has wavy hair.
  3. c.
    Both parents have wavy hair.
  4. d.
    Both parents have curly hair.

Answer

A. One parent has curly hair, and the other has straight hair.

2-3 §2.1 source ↗

What types of traits are caused by genes located on the sex chromosomes?
  1. a.
    sex-linked traits
  2. b.
    recessive traits
  3. c.
    polygenetic traits
  4. d.
    codominant traits

Answer

A. sex-linked traits

2-5 §2.1 source ↗

What type of gene expression occurs when one gene influences multiple traits and produces a variety of phenotypic outcomes?
  1. a.
    incomplete expression
  2. b.
    codominant expression
  3. c.
    polygenic effects
  4. d.
    pleiotropic effects

Answer

D. pleiotropic effects

2-7 §2.2 source ↗

What structure carries sperm from the testes to the urethra?
  1. a.
    vas deferens
  2. b.
    epididymis
  3. c.
    seminal vesicles
  4. d.
    prostate gland

Answer

A. vas deferens

2-9 §2.2 source ↗

In which structure do sperm finish maturing and remain stored in the male reproductive system?
  1. a.
    testes
  2. b.
    prostate
  3. c.
    vas deferens
  4. d.
    epididymis

Answer

D. epididymis

2-11 §2.3 source ↗

What is the sequence of events during the germinal period of prenatal development?
  1. a.
    fertilization, blastocyst, implantation
  2. b.
    blastocyst, implantation, fertilization
  3. c.
    fertilization, implantation, blastocyst
  4. d.
    implantation, fertilization, blastocyst

Answer

A. fertilization, blastocyst, implantation

2-13 §2.3 source ↗

What form of prenatal testing involves testing the amniotic fluid for genetic defects, some chromosomal abnormalities, and birth defects?
  1. a.
    chorionic villus sampling
  2. b.
    amniocentesis
  3. c.
    ultrasound
  4. d.
    maternal serum test

Answer

B. amniocentesis

2-15 §2.4 source ↗

When is the neonatal behavioral assessment scale typically performed?
  1. a.
    immediately after birth
  2. b.
    within the first twenty-four hours of birth
  3. c.
    within the first two to four days after birth
  4. d.
    once the infant is three months of age

Answer

C. within the first two to four days after birth

2-17 §2.4 source ↗

What is assessed in the grimace part of an Apgar test?
  1. a.
    muscle tone
  2. b.
    body color
  3. c.
    heart rate
  4. d.
    reflex irritability

Answer

A. muscle tone

2-19 §2.4 source ↗

What delivery location allows for a more familiar birthing environment but is typically only recommended for low-risk pregnancies?
  1. a.
    home delivery
  2. b.
    birthing center delivery
  3. c.
    hospital delivery
  4. d.
    institutional delivery

Answer

A. home delivery

2-21 §2.5 source ↗

How does attachment differ from bonding in children?
  1. a.
    Attachment is a result of the genetic inclination toward caring for others, while bonding is solely a response to external (environmental) factors.
  2. b.
    Attachment is solely a response to external (environmental) factors, while bonding is a result of the genetic inclination toward caring for others.
  3. c.
    Attachment is the emotional connection the caregiver feels for the child, while bonding is the emotional connection the child feels for the caregiver.
  4. d.
    Attachment is the emotional connection the child feels for the caregiver, while bonding is the emotional connection the caregiver feels for the child.

Answer

D. Attachment is the emotional connection the child feels for the caregiver, while bonding is the emotional connection the caregiver feels for the child.

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Problems and answers are adapted from Lifespan Development by Diana Riser, Rose Spielman and David Biek, OpenStax, and are used under the CC BY-NC-SA 4.0 licence. Access for free at https://openstax.org/books/lifespan-development/pages/1-what-does-psychology-say. Illustrations: Copyright Rice University, OpenStax, under CC BY-NC-SA 4.0 license. This adaptation is released under the same licence, is non-commercial, and is neither affiliated with nor endorsed by OpenStax or Rice University.