Answer:
Invertebrates are the organisms in which backbone or vertebral column is absent.
The three macroinvertebrate categories are annelids, mollusks and arthropods.
Annelids are the organisms having segmented body. They are found in moist places. Examples are leeches and earth worms.
Mollusks are the organisms which are enclosed in a calcium carbonate shell. Examples are snails and slugs.
arthropods are the invertebrates which have segmented body and jointed appendages. Examples are insects and crustaceans etc.
• Skeletal and limb abnormalities
• Central nervous system alterations
• Heart defects
These are applicable in examples to many drugs that reach the developing fetus or embryo can cause death or congenital defects.
<h3>What is meant by congenital defects?</h3>
- A congenital anomaly is a morphological or functional abnormality that appears during intrauterine life.
- These illnesses, which are also known as birth defects, congenital disorders, or congenital abnormalities, arise during pregnancy and can be detected before or at birth as well as later in life.
<h3>What kinds of flaws are instances of congenital?</h3>
- Cleft lip and palate are typically discovered during standard prenatal screenings.
- congenital heart disease, which might include a hole in the heart, a valve issue, or a blood vessel issue.
- Usually identified in the first few years of life, cerebral palsy.
<h3>Each of the medications or drug classes listed below has the potential to give birth to abnormalities in an unborn child:</h3>
- ACE inhibitors (angiotensin converting enzyme).
- antagonist of angiotensin II.
- alcohol
- cocaine
- isotretinoin (an acne medication) (an acne drug)
- high vitamin A dosages.
To learn more about congenital defects visit:
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