1|Page | © copyright 2024/2025 | Grade A+
NWHSU Embryology Quiz 1
Questions and Answers (100% Pass)
give the 3 derivatives from the cartilage of the 2nd branchial arch (Reichert's
cartilage)
✓ stapes
✓ styloid process
✓ stylohyoid ligament
✓ lesser horn/cornu and superior half of body of hyoid bone
give hypomere derivatives of the sacrococcygeal myotomes
✓ skeletal muscle of anus and sex organs, pelvic diaphragm
what is the fate of preotic myotomes
✓ extrinsic eye mm.
nerve of the 3rd pharyngeal arch
✓ CN 9 glossopharyngeal
as the eye develops, the short posterior ciliary arteries RUN in the ___and
supply the __
Master01 | October, 2024/2025 | Latest update
, 1|Page | © copyright 2024/2025 | Grade A+
✓ choroid layer, pigment layer of retina
name the germ layer responsible for: corneal epithelium, choroid layer
✓ surface ectoderm, mesoderm
list the common origin of the following components associated with the eye:
conjuctival epithelium, lacrimal gland epithelium, iridopupillary membrane
✓ surface ectoderm
list the origin of the following components associated with the eye:
d) sphincter and dilator pupillae
e) sclera
f) lens
✓ d. neuroectoderm
✓ e. mesenchyme
✓ f. surface ectoderm
what specific part of the eye forms the following:
a. outer layer of the optic cup
Master01 | October, 2024/2025 | Latest update
NWHSU Embryology Quiz 1
Questions and Answers (100% Pass)
give the 3 derivatives from the cartilage of the 2nd branchial arch (Reichert's
cartilage)
✓ stapes
✓ styloid process
✓ stylohyoid ligament
✓ lesser horn/cornu and superior half of body of hyoid bone
give hypomere derivatives of the sacrococcygeal myotomes
✓ skeletal muscle of anus and sex organs, pelvic diaphragm
what is the fate of preotic myotomes
✓ extrinsic eye mm.
nerve of the 3rd pharyngeal arch
✓ CN 9 glossopharyngeal
as the eye develops, the short posterior ciliary arteries RUN in the ___and
supply the __
Master01 | October, 2024/2025 | Latest update
, 1|Page | © copyright 2024/2025 | Grade A+
✓ choroid layer, pigment layer of retina
name the germ layer responsible for: corneal epithelium, choroid layer
✓ surface ectoderm, mesoderm
list the common origin of the following components associated with the eye:
conjuctival epithelium, lacrimal gland epithelium, iridopupillary membrane
✓ surface ectoderm
list the origin of the following components associated with the eye:
d) sphincter and dilator pupillae
e) sclera
f) lens
✓ d. neuroectoderm
✓ e. mesenchyme
✓ f. surface ectoderm
what specific part of the eye forms the following:
a. outer layer of the optic cup
Master01 | October, 2024/2025 | Latest update
