Question 1

______ Site of blood formation in the early embryo

Accepted Answer

A)  A 
B)  B 
C)  C 
D)  D 
E)  E

Question 2

________ Gives rise to an adult body cavity

Accepted Answer

A)  A 
B)  B 
C)  C 
D)  D 
E)  E

Question 3

________ Endolymphatic duct

Accepted Answer

A)  A 
B)  B 
C)  C 
D)  D 
E)  E

Question 4

________ Constriction of aorta

Accepted Answer

A)  Ductus arteriosus 
B)  Septum primum 
C)  Sixth pharyngeal arch artery 
D)  Sinus venosus 
E)  Umbilical vein

Question 5

________ Unipolar afferent neurons

Accepted Answer

A)  Neural crest cells 
B)  Alar plates 
C)  Basal plates 
D)  Neuroepithelium 
E)  Spinal ganglion cells

Question 6

________ Forms half of the thymus

Accepted Answer

A)  A 
B)  B 
C)  C 
D)  D 
E)  E

Question 7

________ Gives rise to the clitoris

Accepted Answer

A)  Urogenital folds 
B)  Rete testis 
C)  Glandular plate 
D)  Genital tubercle 
E)  External oblique aponeurosis

Question 8

________ Organ derived solely from mesenchyme

Accepted Answer

A)  Spleen 
B)  Omphaloenteric duct (yolk stalk) 
C)  Gallbladder 
D)  Appendix 
E)  Celiac trunk

Question 9

________ Rotates laterally

Accepted Answer

A)  Upper limb 
B)  Apical ectodermal ridge 
C)  Somites 
D)  Meromelia 
E)  Lower limb

Question 10

________ Marginal attachment of umbilical cord

Accepted Answer

A)  Anchoring villi 
B)  Cytotrophoblast 
C)  Amnion 
D)  Battledore placenta 
E)  Cotyledons

Question 11

________ Ambiguous external genitalia

Accepted Answer

A)  Adrenal hyperplasia 
B)  Penile hypospadias 
C)  Zona reticularis 
D)  Neuroectoderm 
E)  Coelomic epithelium

Question 12

________ Right ventricular hypertrophy

Accepted Answer

A)  Ductus arteriosus 
B)  Septum primum 
C)  Sixth pharyngeal arch artery 
D)  Sinus venosus 
E)  Umbilical vein

Question 13

________ Derived from the midgut loop

Accepted Answer

A)  Spleen 
B)  Omphaloenteric duct (yolk stalk) 
C)  Gallbladder 
D)  Appendix 
E)  Celiac trunk

Question 14

________ External acoustic meatus

Accepted Answer

A)  Conjunctival epithelium 
B)  Neuroectoderm 
C)  First pharyngeal pouch 
D)  First pharyngeal groove 
E)  Mesenchyme

Question 15

________ Primitive pit

Accepted Answer

The answer of  ________ Primitive pit...

Question 16

________ Herniation of the abdominal viscera

Accepted Answer

A)  Costodiaphragmatic recess 
B)  Cervical myotomes 
C)  Congenital hiatal hernia 
D)  Pleuroperitoneal membrane 
E)  Pericardioperitoneal canal

Question 17

________ Epiblast forms its floor

Accepted Answer

A)  A 
B)  B 
C)  C 
D)  D 
E)  E

Question 18

______ Amnion

Accepted Answer

A)  A 
B)  B 
C)  C 
D)  D 
E)  E

Question 19

________ Centrum

Accepted Answer

A)  A 
B)  B 
C)  C 
D)  D 
E)  E

Question 20

________ Vitelline artery

Accepted Answer

A)  A 
B)  B 
C)  C 
D)  D 
E)  E

Exam 1: Gametogenesis and Fertilization

______ Site of blood formation in the early embryo

________ Gives rise to an adult body cavity

________ Endolymphatic duct

________ Constriction of aorta

________ Unipolar afferent neurons

________ Forms half of the thymus

________ Gives rise to the clitoris

________ Organ derived solely from mesenchyme

________ Rotates laterally

________ Marginal attachment of umbilical cord

________ Ambiguous external genitalia

________ Right ventricular hypertrophy

________ Derived from the midgut loop

________ External acoustic meatus

________ Primitive pit

________ Herniation of the abdominal viscera

________ Epiblast forms its floor

______ Amnion

________ Centrum

________ Vitelline artery