Answer / biomaster

3 germ layers (gastrula): ectoderm, mesoderm, endoderm.

Answer / xara

Formation of 3 germ layers
ectoderm,endoderm,mesoderm
Formation of three important structures
notochord,neural plate,primitive streak
3 carnegie
3 chorionic villi

Answer / faiza

changes of bilaminar germ disc into trilaminar germ disc
3 germ layers( ectoderm, mesoderm, endodem)

- formation of notochord
- chang in the trophoblast

Is a spermatid haploid or diploid?

1 Answers  

---

If the radial nerve is lesioned, what 2 reflexes are lost?

3 Answers  

---

Name the foramina that are in the posterior cranial fossa?

1 Answers  

---

What does the primitive atria give rise to?

1 Answers  

---

Brodmann's area 17 is?

1 Answers  

---

---

Which lung is the usual site of an inhaled foreign body?

1 Answers  

---

Neurons from the globus pallidus have what action on the ventral anterior nucleus?

1 Answers  

---

The Blood-Brain Barrier is formed by what 3 structures?

1 Answers  

---

The Nucleus Solitarius has fibers from what 3 CNs?

1 Answers  

---

What is the importance of the lecithin:sphingomyelin ratio?

1 Answers  

---

What type of bone formation is spontaneous without preexisting cartilage?

1 Answers  

---

From which 3 spinal roots does long thoracic nerve arises?

1 Answers  

---