Developmental Events That Occur During the Second Trimester Include ________

Question

Developmental events that occur during the second trimester include ________.
A) development of hair and sebaceous glands
B) development of sweat glands
C) keratin and nail production
D) myelination of the spinal cord
E) All of the answers are correct.

Accepted Answer

All of the developmental events listed occur during the second trimester of pregnancy. Development of hair, sebaceous glands, sweat glands, and keratin and nail production occur as part of skin development, while myelination of the spinal cord occurs as part of nervous system development.