Biology Questions
Explore questions in the Biology category that you can ask Spark.E!
Pain is transmitted through dentin by the way of
Name the process of bone loss or removal
What is the name of the largest mineral component in enamel
At birth how many teeth are in some stage of development
What is formed in the occlusal surface when multiple cusps join together
Which period of prenatal development is the most critical
The final stage in the growth period is the ?
what part of mammalian development give rise to totipotent cells?
what part of mammalian development give rise to unipotent or multipotent cells?
What type of cells form the intercellular substance of the pulp
What is the name of a tooth that is visible in the mouth
Which branchial arch forms the bones muscles and nerves on the face and the lower lip
What factor can have a prenatal influence on dental development
The embryonic layer that differentiates into cartilage, bones and muscles
When does the development on the human face occur
More common - Caused by interactions between multiple variant form of genes (polymorphisms) & environmental factor - several polymorphisms occurs: neural tube defects, cleft lip and palate , diabetes, hypertension, autoimmune diseases
Failure of a portion of neural tube to close or Its reopening = cause abnormalities involves both neural tissue and overlying bone and soft tissue
The best phylogenetic tree is on that represents all the sequences on it are_____________________________
toxoplasmosis, rubella, cytomegalovirus, herpes, syphilis
Cause of congenital malformations: - Drugs & chemical: thalidomide, alcohol- Ionizing radiation: X-rays- Maternal infections: TORCHS - Maternal disease: Diabetes, phenylketonuria, endocrine disorders First 3 months (1st trimester) = most crucial period