Common teratogens include some medications, recreational drugs, tobacco products, chemicals, alcohol, certain infections, and in some cases, uncontrolled health problems in the birthing parent. Alcohol is a well-known teratogen that can cause harmful effects on the fetus after exposure at any time during pregnancy.
What are 3 examples of the unwritten constitution? unwritten constitution meaning.

What are 4 teratogens?

Teratogens are classified into four types: physical agents, metabolic conditions, infection, and finally, drugs and chemicals. The word teratogen originates from the Greek word for monster, teratos.

What are 2 examples of teratogens?

A teratogen is any agent that disrupts a baby’s development when a person is exposed to it during pregnancy. Known teratogens include alcohol, smoking, toxic chemicals, radiation, viruses, some maternal health conditions, and certain prescription drugs.

What are human teratogens?

A human teratogen is an agent that alters the growth or structure of the developing embryo or fetus, thereby causing birth defects.

What are some examples of environmental teratogens?

Teratogenic agents can be environmental chemicals, maternal metabolic factors, drugs, or infections. A number of environmental chemicals have been linked with birth defects in exposed fetuses including lead, methyl mercury, and polychlorinated biphenyls.

What are teratogens give 5 examples?

A teratogen is something that can cause birth defects or abnormalities in a developing embryo or fetus upon exposure. Teratogens include some medications, recreational drugs, tobacco products, chemicals, alcohol, certain infections, and in some cases, health problems such as uncontrolled diabetes in pregnant people.

What are 5 types of teratogens?

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, …

What are the most common teratogens?

Alcohol: One of the most commonly used teratogens is alcohol, and because half of all pregnancies in the United States are unplanned, it is recommended that women of child-bearing age take great caution against drinking alcohol when not using birth control or when pregnant (CDC, 2005).

What are teratogens Class 11?

teratogens environmental agents that cause deviations in normal development that can lead to serious abnormalities or death. Intake of drugs by women during pregnancy may have harmful effects on the foetus and increase the frequency of congenital abnormalities.

Is Thalidomide example of teratogen?

Studies using CPS49, an antiangiogenic analog of thalidomide, demonstrated that thalidomide’s antiangiogenic action can cause its teratogenic actions in a time sensitive manner (Therapontos et al., 2009).

Which of the following are examples of teratogens quizlet?

What are some examples of teratogens? Drugs of abuse, prescription medications, environmental contaminants, and diseases. You just studied 18 terms!

Are drugs teratogens?

Certain drugs such as alcohol, some illegal drugs, and some prescription and over-the-counter medications are known to cause birth defects if taken during pregnancy. Drugs that can cause birth defects are called ‘teratogens’.

Is nicotine a teratogen?

The potentially teratogenic effect of nicotine was clearly demonstrated in both genders by changes in developmental reflexes, exploratory and novelty seeking behavior, as well as a higher level of anxiety, and changes in individual and group responses in learning and memory.

Is folic acid a teratogen?

Folate deficiency has a well-established teratogenic effect, leading to an increasing risk of neural tube defects. This paper highlights the most recent medical literature about folate deficiency, be it maternal or paternal.

Is coffee a teratogen?

In humans, caffeine does not present any teratogenic risk. The increased risk of the most common congenital malformations entailed by moderate consumption of caffeine is very slight.

What are teratogens in relation to child health?

What is a teratogen? A teratogen is an agent, which can cause a birth defect. It is usually something in the environment that the mother may be exposed to during her pregnancy.

What are teratogens give at least 4 examples Class 11?

Common teratogens include drugs, infections, radiations, and pollution. Intake of drugs (marijuana, heroin, cocaine, etc.), alcohol, tobacco, etc. by women during pregnancy may have harmful effects on the foetus and increase the frequency of congenital abnormalities.

What are developmental tasks explain by giving examples?

Developmental tasks refer to a physical or cognitive skill that a person must accomplish during a particular age period to continue development. A developmental task for infants is walking, which is followed by the development of a sense of autonomy in the toddler period.

What are reflexes 11 psychology?

The entire process of response to a peripheral nervous stimulation, that occurs involuntarily, requires the involvment of a part of the central nervous system is called a reflex action. The afferent neuron receives signal from a sensory organ and transmits the impulse via a dorsal nerve root into the CNS. …

Is Arginine a teratogen?

Some authors have reported some side effects of L-arginine in other studies, such as diarrhea, disturbance of acid–base balance, etc [29–31]. However, none of the 9 trials in this study described any L-arginine side effects. Additionally, no teratogenic or lethal effects were reported.

Is Accutane a teratogen?

Isotretinoin is a molecule and a byproduct (metabolite) of vitamin A, and in greater than normal amounts in pregnant women, it can cause fetal abnormalities including cleft lips, ear and eye defects, and mental retardation.

Is phenytoin a teratogen?

Background: The antiepileptic drug phenytoin (PHT) is a human and animal teratogen. The teratogenicity has been linked to PHT-induced embryonic cardiac arrhythmia and hypoxic damage during a period when regulation of embryonic heart rhythm is highly dependent on a specific K(+) ion current (I(Kr)).

What is the most widely used potent teratogen?

The tranquilizer thalidomide is one of the most famous and notorious teratogens. This hypnotic agent was used widely in Europe in 1959, after which an estimated 7000 infants were born with the thalidomide syndrome or meromelia.

When do teratogens have the greatest effects quizlet?

– The effects of a teratogenic agent are worst during the critical period when an organ system grows most rapidly. – Organogenesis takes place during the embryonic period (weeks 3-8 of prenatal development).

Which of the following are examples of cognition?

Cognition is a term referring to the mental processes involved in gaining knowledge and comprehension. These cognitive processes include thinking, knowing, remembering, judging, and problem-solving. 1 These are higher-level functions of the brain and encompass language, imagination, perception, and planning.

Is Xanax a teratogen?

A drug that is known or strongly suspected to cause defects in the unborn fetus is said to have a teratogenic effect. All members of the class of drugs known as benzodiazepines have been labeled as teratogenetic.

Is alcohol a teratogen?

Both alcohol and its primary metabolite, acetaldehyde, are teratogenic. Exposure during pregnancy may lead to fetal alcohol syndrome (FAS), and this is said to occur in a substantial proportion of infants born to mothers who are chronic, heavy daily drinkers.

Can I breastfeed if I smoke cigarettes?

Breastfeeding and cigarette smoke Nicotine passes rapidly into your breast milk and affects how much milk you have. Nicotine in breast milk and passive smoking can give your baby chest infections, vomiting, diarrhoea and irritability. Avoid smoking for half an hour before you breastfeed.

Can you vape pregnant?

Using electronic cigarettes (vaping) during pregnancy isn’t safe. Most electronic cigarettes (e-cigarettes) contain nicotine, which permanently damages a baby’s developing brain and many other organs. E-cigarette liquids also contain chemicals, flavors and other additives that might not be safe for your baby.

Is diabetes a teratogen?

Maternal diabetes mellitus is one of the strongest human teratogens. Despite recent advances in the fields of clinical embryology, experimental teratology and preventive medicine, diabetes-related perturbations of the maternofetal unit maintain a considerable impact on the Healthcare System.

Is diethylstilbestrol a teratogen?

In addition to its carcinogenic properties, DES is a known teratogen, an agent capable of causing malformations in daughters and sons who were exposed in utero.