Embryology Review

Front 1

Which mesoderm structure induces formation of the nervous system?

Back 1

Notochord

Front 2

Name the mesoderm which forms the linings of the body cavitiy.

Back 2

Lateral plate mesoderm

Front 3

Name the septum which becomes the foramen ovale.

Back 3

Septum Primum

Front 4

Which aortic arch gives rise to the ductus arteriosus?

Back 4

6

Front 5

Name the first fetal shunt through which oxygenated blood from placenta encounters.

Back 5

Ductus Venosus

Front 6

Name the period of lung maturation during the embryonic period.

Back 6

Pseudoglandular period

Front 7

Name 4 structures which contribute to formation of diaphragm.

Back 7

Septum Transversum
Pleuraperitoneal folds
Dorsal Mesentery of esophagus
Muscular ingrowth from body wall

Front 8

Name portion of somite which gives rise to vertebral arch

Back 8

Sclerotome

Front 9

Name portion of myotome that gives rise to deep muscles of back.

Back 9

Epimere

Front 10

Name the structures that give rise to the upper lip.

Back 10

Maxillary prominence laterally, medial nasal prominence medially

Front 11

Name the structures which give rise to the hard palate.

Back 11

Intermaxillary segment and maxillary prominences.

Front 12

Name part of neurocranium that develops via andocondrial ossification.

Back 12

Cartilaginous neurocranium (base).

Front 13

Name of a bone of the neurocranium that develops via intramembranous ossification.

Back 13

Membranous neurocranium (flat bones of cranium, top)

Front 14

Name the structures derrived from the first pharyngeal cleft

Back 14

External auditory meatus and lateral surface of eardrum.

Front 15

Name 2 structures where parathyroid glands develop.

Back 15

Inferior parathyroid from 3rd pouch, superior from 4th.

Front 16

Name muscles and cranial nerves of the second pharyngeal arch

Back 16

Facial, muscles of facial expression

Front 17

Name the muscles and cranial nerves of the 6th pharyngeal arch.

Back 17

Vagus, muscles of the larynx.

Front 18

Name the structure which localizes the initial site of development of the thyroid.

Back 18

Foramen secum

Front 19

Name the structures derived from the hepatic diverticulum and in what direction do their ducts rotate.

Back 19

Liver, gall bladder, and ventral pancreas. All rotate clockwise.

Front 20

Which limb of the midgut loop returns to the abdominal cavity first.

Back 20

Cranial (jejunum and Ileum)

Front 21

Name 2 structures derived from the ventral pancreatic bud.

Back 21

Uncinate process and the proximal part of the pancreas.

Front 22

Name 6 structures derived from the mesonephric duct.

Back 22

Vas defferens, epididimys, seminal vesicles, uneric bud > ureter, trigone of bladder.

Front 23

Name structure that gives rise to the nephron of kidney.

Back 23

Metenephric blastema

Front 24

Name the structure that gives rise to the male seminiferous tubules.

Back 24

Medulary part of gonad (medullary sex cords).

Front 25

Name the structure that gives rise to the female follicular cells.

Back 25

Cortical sex chords (cortex).

Front 26

Name the structure that gives rise to the uterus.

Back 26

Paramesonephric Ducts

Front 27

What does the urethral folds give rise to in the male?

Back 27

Incorporated into the shaft of the penis, most of the penile urethra.

Front 28

What do the urethral fold give rise to in the female?

Back 28

Labia minor.

Front 29

Name the structure which gives rise to the median umbilical ligament.

Back 29

Urachus

Front 30

Is Emily Newton Cute?

Back 30

Yes, shes A-dorable =)