Question 1

________ Duodenal obstruction

Accepted Answer

A)  Pyloric stenosis 
B)  Anorectal agenesis 
C)  Esophageal atresia 
D)  Omphalocele 
E)  Polyhydramnios

Question 2

________ Unfused urogenital folds

Accepted Answer

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

Question 3

________ Surrounds embryo, amnion, and umbilical vesicle (yolk sac)

Accepted Answer

A)  Corpus luteum 
B)  Zona pellucida 
C)  Prechordal plate 
D)  Ectopic implantation 
E)  Chorionic sac

Question 4

________ Faulty partitioning of the foregut

Accepted Answer

A)  Pyloric stenosis 
B)  Anorectal agenesis 
C)  Esophageal atresia 
D)  Omphalocele 
E)  Polyhydramnios

Question 5

________ Contains umbilical vessels

Accepted Answer

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

Question 6

________ Vestigial structure in human embryos

Accepted Answer

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

Question 7

________ Mental deficiency (retardation), low-set ears, and early postnatal death

Accepted Answer

A)  47, XXX 
B)  45, XO 
C)  Trisomy 18 
D)  Trisomy 21 
E)  47, XXY

Question 8

________ Develops from mesenchyme

Accepted Answer

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

Question 9

______ Separates the amniotic cavity from the hindgut

Accepted Answer

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

Question 10

________ Closes by the end of the seventh embryonic week

Accepted Answer

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

Question 11

________ Normal female appearance and usually fertile

Accepted Answer

A)  47, XXX 
B)  45, XO 
C)  Trisomy 18 
D)  Trisomy 21 
E)  47, XXY

Question 12

________ Hepatoduodenal ligament

Accepted Answer

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

Question 13

________ Supplied by the vagus nerve

Accepted Answer

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

Question 14

________ Part of the cartilaginous viscerocranium

Accepted Answer

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

Question 15

________ Once filled the cavity of the ovarian follicle

Accepted Answer

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

Question 16

________ Its cartilage is ossified during infancy

Accepted Answer

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

Question 17

________ Epoöphoron

Accepted Answer

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

Question 18

________ Glossopharyngeal nerve

Accepted Answer

A)  First pharyngeal arch 
B)  Second pharyngeal arch 
C)  Third pharyngeal arch 
D)  Fourth pharyngeal arch 
E)  Sixth pharyngeal arch

Question 19

________ Inner enamel epithelium

Accepted Answer

A)  Dental pulp 
B)  Predentin 
C)  Dental sac 
D)  Enamel 
E)  Cement

Question 20

________ Associated with chordee

Accepted Answer

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

Exam 1: Gametogenesis and Fertilization

________ Duodenal obstruction

________ Unfused urogenital folds

________ Surrounds embryo, amnion, and umbilical vesicle (yolk sac)

________ Faulty partitioning of the foregut

________ Contains umbilical vessels

________ Vestigial structure in human embryos

________ Mental deficiency (retardation) , low-set ears, and early postnatal death

________ Develops from mesenchyme

______ Separates the amniotic cavity from the hindgut

________ Closes by the end of the seventh embryonic week

________ Normal female appearance and usually fertile

________ Hepatoduodenal ligament

________ Supplied by the vagus nerve

________ Part of the cartilaginous viscerocranium

________ Once filled the cavity of the ovarian follicle

________ Its cartilage is ossified during infancy

________ Epoöphoron

________ Glossopharyngeal nerve

________ Inner enamel epithelium

________ Associated with chordee