Psychology - Life Span - Chapter 4 - Book Work (pt 1)

15 Questions

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Psychology Quizzes & Trivia

Psychology 237 Life Span


Questions and Answers
  • 1. 
    The third through the eighth week after conception is called the:
    • A. 

      Embryonic period

    • B. 

      Ovum period

    • C. 

      Fetal period

    • D. 

      Germinal period

  • 2. 
    The primitive streak develops into the:
    • A. 

      Respiratory system

    • B. 

      Umbilical cord

    • C. 

      Brain and spinal column

    • D. 

      Circulatory system

  • 3. 
    To say that a teratogen has a "threshold effect" means that it is:
    • A. 

      Virtually harmless until exposure reaches a certain level

    • B. 

      Harmful only to low-birthweight infants

    • C. 

      Harmful to certain developing organs during periods when these organs are developing most rapidly

    • D. 

      Harmful only if the pregnant woman's weight does not increase by a certain minimum amount during her pregnancy

  • 4. 
    By the eighth week after conception, the embryo has almost all basic organs except the:
    • A. 

      Skeleton

    • B. 

      Elbows and knees

    • C. 

      Sex organs

    • D. 

      Fingers and toes

  • 5. 
    The most critical factor in attaining the age of viability is development of the:
    • A. 

      Placenta

    • B. 

      Eyes

    • C. 

      Brain

    • D. 

      Skeleton

  • 6. 
    An important nutrient that many women do not get in adequate amounts from the typical diet is:
    • A. 

      Vitamin A

    • B. 

      Zinc

    • C. 

      Guanine

    • D. 

      Folic acid

  • 7. 
    An embryo begins to develop male sex organs if ________, and female sex organs if _________.
    • A. 

      Genes on the Y chromosome send a signal; no signal is sent from an X chromosome

    • B. 

      Genes on the Y chromosome send a signal; genes on the X chromosome send a signal

    • C. 

      Genes on the X chromosome send a signal; no signal is sent from an X chromosome

    • D. 

      Genes on the X chromosome send a signal; genes on the Y chromosome send a signal

  • 8. 
    A teratogen:
    • A. 

      Cannot cross the placenta during the period of the embryo

    • B. 

      Is usually inherited from the mother

    • C. 

      Can be counteracted by good nutrition most of the time

    • D. 

      May be a virus, a drug, a chemical, radiation, or environmental pollutants

  • 9. 
    Among the characteristics of babies born with fetal alcohol syndrome are:
    • A. 

      Slowed physical growth and behavior problems

    • B. 

      Addiction to alcohol and methadone

    • C. 

      Deformed arms and legs

    • D. 

      Blindness

  • 10. 
    The birth process begins:
    • A. 

      When the fetus moves into the right position

    • B. 

      When the uterus begins to contract at regular intervals to push the fetus out

    • C. 

      About eight hours (for firstborns) after the uterus begins to contract at regular intervals

    • D. 

      When the baby's head appears at the opening of the vagina

  • 11. 
    The Apgar scale is administered:
    • A. 

      Only if the newborn is in obvious distress

    • B. 

      Once, just after birth

    • C. 

      Twice, one minute and five minutes after birth

    • D. 

      Repeatedly during the newborn's first hours

  • 12. 
    Most newborns weigh about:
    • A. 

      5 lbs

    • B. 

      6 lbs

    • C. 

      7.5 lbs

    • D. 

      8.5 lbs

  • 13. 
    Low-birthweight babies born near the due date but weighing substantially less than they should:
    • A. 

      Are classified as preterm

    • B. 

      Are called small for gestational age

    • C. 

      Usually have no sex organs

    • D. 

      Show many signs of immaturity

  • 14. 
    Approximately one out of every four low-birthweight births in the US is caused by maternal use of:
    • A. 

      Alcohol

    • B. 

      Tobacco

    • C. 

      Crack cocaine

    • D. 

      Household chemicals

  • 15. 
    The idea of a parent-infant bond in humans arose from:
    • A. 

      Observations in the delivery room

    • B. 

      Data on adopted infants

    • C. 

      Animal studies

    • D. 

      Studies of disturbed mother-infant pairs