Question 1

________ Derived from the inner enamel epithelium

Accepted Answer

A)  Tetracyclines 
B)  Ameloblastic layer 
C)  Hair follicles 
D)  Neural crest cells 
E)  Epithelial root sheath of the developing tooth 
A)  Tetracyclines 
B)  Ameloblastic layer 
C)  Hair follicles 
D)  Neural crest cells 
E)  Epithelial root sheath of the developing tooth

Question 2

________ Is formed from the dorsal aorta

Accepted Answer

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

Question 3

________ Discoloration of teeth

Accepted Answer

A)  Tetracyclines 
B)  Ameloblastic layer 
C)  Hair follicles 
D)  Neural crest cells 
E)  Epithelial root sheath of the developing tooth 
A)  Tetracyclines 
B)  Ameloblastic layer 
C)  Hair follicles 
D)  Neural crest cells 
E)  Epithelial root sheath of the developing tooth

Question 4

________ Primordium of the suprarenal cortex

Accepted Answer

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

Question 5

________ Mental retardation, simian crease, and heart defect

Accepted Answer

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

Question 6

________ Sclera and choroid

Accepted Answer

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

Question 7

________ Forms the major part of the pancreas

Accepted Answer

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

Question 8

________ Disappears during childhood

Accepted Answer

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

Question 9

________ Gives rise to central tendon

Accepted Answer

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

Question 10

________ Fetal capillaries

Accepted Answer

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

Question 11

________ Forms from the paraxial mesoderm

Accepted Answer

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

Question 12

________ Oligohydramnios

Accepted Answer

A)  Renal agenesis 
B)  Nephrogenic cord 
C)  Metanephric diverticulum 
D)  Kidney lobes 
E)  Polycystic kidney 
A)  Renal agenesis 
B)  Nephrogenic cord 
C)  Metanephric diverticulum 
D)  Kidney lobes 
E)  Polycystic kidney

Question 13

________ Intermediate mesoderm

Accepted Answer

A)  Renal agenesis 
B)  Nephrogenic cord 
C)  Metanephric diverticulum 
D)  Kidney lobes 
E)  Polycystic kidney 
A)  Renal agenesis 
B)  Nephrogenic cord 
C)  Metanephric diverticulum 
D)  Kidney lobes 
E)  Polycystic kidney

Question 14

________ Muscles originate from somites

Accepted Answer

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

Question 15

________ Its muscle element gives rise to the platysma

Accepted Answer

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

Question 16

________ Embryoblast

Accepted Answer

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

Question 17

________ Corona radiata

Accepted Answer

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

Question 18

________ Thymus

Accepted Answer

A)  First pharyngeal pouch 
B)  Second pharyngeal pouch 
C)  Third pharyngeal pouch 
D)  Fourth pharyngeal pouch 
E)  Fifth pharyngeal pouch 
A)  First pharyngeal pouch 
B)  Second pharyngeal pouch 
C)  Third pharyngeal pouch 
D)  Fourth pharyngeal pouch 
E)  Fifth pharyngeal pouch

Question 19

________ Faulty partitioning of the cloaca

Accepted Answer

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

Question 20

________ Derived from the tubotympanic recess

Accepted Answer

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

Exam 1: Gametogenesis and Fertilization

________ Derived from the inner enamel epithelium

________ Is formed from the dorsal aorta

________ Discoloration of teeth

________ Primordium of the suprarenal cortex

________ Mental retardation, simian crease, and heart defect

________ Sclera and choroid

________ Forms the major part of the pancreas

________ Disappears during childhood

________ Gives rise to central tendon

________ Fetal capillaries

________ Forms from the paraxial mesoderm

________ Oligohydramnios

________ Intermediate mesoderm

________ Muscles originate from somites

________ Its muscle element gives rise to the platysma

________ Embryoblast

________ Corona radiata

________ Thymus

________ Faulty partitioning of the cloaca

________ Derived from the tubotympanic recess

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