What are some teratogens that can affect prenatal development?

What are some teratogens that can affect prenatal development?

Teratogenic agents include infectious agents (rubella, cytomegalovirus, varicella, herpes simplex, toxoplasma, syphilis, etc.); physical agents (ionizing agents, hyperthermia); maternal health factors (diabetes, maternal PKU); environmental chemicals (organic mercury compounds, polychlorinated biphenyl or PCB.

When are teratogens most harmful during pregnancy?

The embryonic period, during which organogenesis takes place, occurs between implantation at around 14 days to around 60 days postconception. This is usually the most sensitive period to teratogenesis when exposure to a teratogenic agent has the greatest likelihood of producing a malformation.

What is the most common teratogen worldwide?

Exposure to alcohol in utero is the most common teratogenic cause of developmental disabilities, including microcephaly, cognitive disability, learning disabilities, ADHD and behavioural challenges. Fetal Alcohol Spectrum Disorder (FASD) occurs worldwide in approximately 1.9 per 1000 live births.

What is the most consistently damaging teratogens?

One of the most consistently damaging teratogens is what? Alcohol.

In what ways do teratogens influence prenatal development quizlet?

Terms in this set (10) In what ways do teratogens influence prenatal development? Teratogens may cause miscarriages and birth defects. One of the biggest problems related to multiple births is: Premature deliveries.

What are behavioral teratogens?

Behavioral teratogens—teratogens that tend to harm the prenatal brain, affecting the future child’s intellectual and emotional functioning.

When did Joan touch her baby’s cheek?

When Joan touched her infant’s cheek, he turned his head toward the side that was touched and opened his mouth. Joan was eliciting the… One-year-old Eunice is not overly fearful of strangers but she clearly prefers being held by her mother than by anyone else.

What are the three main debates in developmental psychology?

There are three major debates in the field of developmental psychology: (1) nature vs. nurture, (2) continuity vs. stages, and (3) stability vs. change.

What are some examples of teratogens quizlet?

What are some examples of teratogens? Drugs of abuse, prescription medications, environmental contaminants, and diseases.

What does baby and toddler program tell you?

Idaho’s Infant Toddler Program (ITP) coordinates a system of early intervention services to assist Idaho children from birth to 3 years of age who have a developmental delay or who have conditions (such as prematurity, Down Syndrome, hearing loss) that may result in a developmental delay.

Why do Newborns prefer their mother’s voice to their father’s immediately after birth?

Newborn infants typically prefer their mother’s voice over their father’s voice because: They become familiar with their mother’s voice before they are born. The rooting reflex refers to a baby’s tendency to: Open the mouth in search of a nipple when touched on the cheek.

What are two teratogens?

Alcohol and smoking are two common teratogens. Exposure to either of them can lead to developmental anomalies, miscarriage, stillbirth, preterm labor, and a variety of other pregnancy complications.

What is Montessori toddler?

Montessori Infant & Toddler programs offer a curriculum that emerges from each child’s unique skills and interests. Based on daily observations, teachers introduce new materials and activities that pique curiosity and stimulate learning.

What are the harmful effects of teratogens to the fetus?

“A teratogen is any disease drug, or other environmental agent that can harm a developing fetus (for example, by causing deformities, blindness, brain damage, or even death)” (Rider and Sigelman 101). Teratogens can range from many different agents such as smoking, alcohol, or even coffee.

What are the harmful effect of teratogens?

Alcohol. Wine,beer,and all other types of alcohol can harm a baby during pregnancy.

  • Smoking Cigarettes.
  • Recreational Drugs.
  • Certain Medications.
  • Some Infections.
  • Harmful Physical Agents.
  • Toxic Chemicals and Substances.
  • Maternal Health Problems.
  • When are teratogens most harmful?

    Teratogens are substances that could harm a developing fetus by affecting growth and causing birth defects or death. The use of tobacco during pregnancy is dangerous because the smoke causes the blood vessels to constrict.

    What are some teratogens that affect the fetus?

    Drugs. Many pregnant people take prescription medications and over-the-counter (OTC) medications.

  • Infections. Not all infections affect a developing fetus and pregnancy in the same way.
  • Physical Agents.
  • Environmental Toxins.
  • Maternal Health Conditions.