Week 3 Of Human Development

Question 1

Mesoderm is formed from the

Answer 1

Epiblast

Question 2

T/F the third week of development is when the uterineplacental circulation develops

Answer 2

True

Question 3

The process of gastrulation is first indicated by the formation of the

Answer 3

Primitive streak

Question 4

What happens in the third week of development

Answer 4

Primitive streak, primitive node, primitive pit, epiblast cells migrat, invaginated cells

Question 5

Spina bifida occurs because the improper development of the

Answer 5

Vertebral arch

Question 6

A patient with a positive pregnancy test complained of a stomach ache. US revealed an intrauterine mass with an absence of embryonic development. What is most likely the diagnoses

Answer 6

Hydatidiform mole

Question 7

So it’s are derived from

Answer 7

Paraxial mesoderm