Toxins and Pregnancy: Risks and Effects

Play an AI-generated podcast conversation about this lesson

What type of problems can be seen in offspring with Fetal Alcohol Spectrum Disorders (FASD)?

Structural, behavioral, emotional, and neurological problems (correct)

Respiratory and gastrointestinal problems

Visual, auditory, and cognitive problems

Endocrine and immune system problems

Approximately what percentage of women smoke during pregnancy?

1–5%

5–9%

25–30%

10–24% (correct)

How do nicotine and carbon monoxide affect placental blood flow?

Decrease placental blood flow (correct)

Do not affect placental blood flow

Cause irregular fluctuations in placental blood flow

Increase placental blood flow

Which of the following is NOT a potential effect of maternal smoking during pregnancy?

Increased risk of diabetes Signup and view all the answers

What is the incidence rate of intrauterine infections during pregnancy?

~12–20% Signup and view all the answers

What types of anomalies can intrauterine infections cause in the offspring?

Deafness, blindness, and growth failure Signup and view all the answers

Which diagnostic method is often used for a definitive diagnosis of genetic syndromes?

Genetic testing Signup and view all the answers

What is the main effect of nicotine exposure on fetal growth?

Negatively affects fetal growth Signup and view all the answers

How does maternal smoking impact the risk of congenital cardiac defects in offspring?

+Increases the risk of congenital cardiac defects Signup and view all the answers

Which of the following is NOT listed as a potential effect of teratogens on the human embryo/fetus?

Enhanced fetal growth Signup and view all the answers

What is the impact of teratogens on cell development according to the text?

Accelerate programmed cell death Signup and view all the answers

In the context of teratogens, how can drugs affect fetal development?

By causing malformations in the fetus Signup and view all the answers

What is the classification of teratogens based on the text?

Physical agents, metabolic conditions, genetic mutations, and drugs Signup and view all the answers

Which stage of cell development can be influenced by teratogens to cause malformations?

Gene expression Signup and view all the answers

What are some potential effects of maternal exposure to teratogens during pregnancy according to the text?

Physical malformations Signup and view all the answers

How do teratogens primarily impact fetal growth and development?

By causing disruptions leading to defects or abnormalities Signup and view all the answers

Which type of substances are teratogens as described in the text?

Substances that produce defects in the embryo/fetus after maternal exposure Signup and view all the answers

What is a common outcome of exposure to teratogens according to the text?

Increased risk of miscarriages Signup and view all the answers

Which statement best describes the relationship between teratogens and fetal development?

Teratogens can negatively affect fetal development and lead to abnormalities Signup and view all the answers

Toxins and Pregnancy: Risks and Effects

Choose a study mode

Podcast

Questions and Answers