Exam (elaborations)
Irene Gold Boards Part I - Spinal Anatomy – Q&A
- Course
- Institution
Irene Gold Boards Part I - Spinal Anatomy – Q&A
[Show more]
Seller
Follow
LeCrae
Reviews received
Content preview
Irene Gold Boards Part I - Spinal Anatomy – Q&AWhat is derived from the ENDODERM ✔️Ans - Organs, gut, respiratory
tract (tubular structures)
What is derived from each part of the MESODERM
Paraxial Somatic ✔️Ans - Paraxial - Somatic - muscles tendons ligaments
What is derived from each part of the MESODERM
Paraxial Splanchnic ✔️Ans - Paraxial - splanchnic - smooth muscle of
organs
What is derived from each part of the MESODERM
Intermediate ✔️Ans - Intermediate - urogenital system and kidneys
What is derived from each part of the MESODERM
Head ✔️Ans - Head - skull muscles, dentine of teeth
What is derived from each part of the MESODERM
Lateral Plate ✔️Ans - LateralPlate - adrenal cortex CT, cardiovascular an
lymph
What is derived from each part of the ECTODERM
Surface Ectoderm
Neuroectoderm
-Neural Tube
-Neural Crest ✔️Ans - Surface Ectoderm - epidermis, ant. Pituitary, lens of
eye skin, enamel, hair, nails
Neuroectoderm/Tube - post pituitary, retina of eye, CNS, oligodendrocyte
CNS - brain/cord
Outside CNS - sympathetic chain, DRG, AND, PNS, Schwann Cells, Parafollicular
cells thyroid, adrenal medulla
Embryological order starting with NOTOCORD---- ✔️Ans - Notocord -
Neural Groove - Neural Tube - Neural Crest Cells
CNS pathology from neural tube:
Spina Bifida Occula ✔️Ans - Spina Bifida Occulta - lamina fail to fuse
,Meningocele ✔️Ans - Meningocele - meninges protrude from cord
Myeloclele ✔️Ans - Myelocele - cord protrudes out - undeveloped meninges
Meningomyelocele ✔️Ans - Meningomyelocele - cord and meninges
protrude out
Arnold Chiari I and II ✔️Ans - Arnold Chiari - type I - cerebellar peduncles
fall through magnum
type II = plus meningomyelocele
Cleft Palate ✔️Ans - Cleft Palate - maxillary and palatine fail to fuse
Embryological development of Mesoderm ✔️Ans - Notochord - nucleus
pulposus
31 pair mesodermal somites from paraxial mesoderm
-Sclerotome - membranous vertebral colun
- myotome - muscle
---somatic - skeletal muscle
---splanchnic - smooth muscle
---epimere - dorsal, posterior mm extensors
---hypomere - ventral, anterior mm, flexors
Dermatome - nerves
Ossification development embryo ✔️Ans -
Intramembranous/intramedullary - mesenchymal tissue to bone, clavicle and
skull flat bones
Enchondral ossification - cartilage to bone - everything but clavicle and skull
GI embryology
Mouth
Foregut
Midgut
Hindgut ✔️Ans - Mouth - stomodeum
Foregut - back of throat to 1st one-third (1/3) of duodenum
Midgut - last two-thirds (2/3) duodenum to 1st two-thirds (2/3) transverse
colon
, Hindgut - last one-third (1/3) transverse colon to anus
Gubernaculum ✔️Ans - Males - scrotal ligament aka gubernacular testis
Females - suspensory ligament of ovary, ovarian ligament and round ligament
START PAGE 2
Dendrites impulse ______ cell body
Axons impulse _______ cell body ✔️Ans - Dendrites - send impulse toward
body
Axons - send impulse away from body
Path from stimulus to motor response ✔️Ans - Receptor/Dendrite
Peripheral Nerve
Cord
Brainstem/Cerebellum
Thalamus/Parietal Lobe
Wernicke's Area
Limbic System
Motor Response
Resting membrane potential
Muscle
Nerve ✔️Ans - Muscle = -90 (-85/-90)
Nerve = -70 (-65/-70)
Overall electric charge inside and outside cell ✔️Ans - Inside is negative
(large protein molecules)
Outside positive (NA+)
Depolarization = ✔️Ans - NA+ channels open and NA+ rushes in
Dorsal Column Receptors
Paccinion
Ruffini
Meissner/Merkel
Free Endings ✔️Ans - Paccini - vibraiton
The benefits of buying summaries with Stuvia:
Guaranteed quality through customer reviews
Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.
Quick and easy check-out
You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.
Focus on what matters
Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!
Frequently asked questions
What do I get when I buy this document?
You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.
Satisfaction guarantee: how does it work?
Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.
Who am I buying these notes from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller LeCrae. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $18.99. You're not tied to anything after your purchase.
Can Stuvia be trusted?
4.6 stars on Google & Trustpilot (+1000 reviews)
79223 documents were sold in the last 30 days
Founded in 2010, the go-to place to buy study notes for 14 years now