ANATOMYQUESTIONS WITH WITH COMPLETE SOLUTION
GRADED A+ GUARANTEED PASS
These are derived from what:
→Organs,
→gut,
→respiratory tract (tubular structures) -
AnswerENDODERM
These are derived from what:
→muscles
→tendons
→ligaments -
AnswerMESODERM Paraxial Somatic
These are derived from what:
splanchnic - smooth muscle of organs -
AnswerMESODERM Paraxial Splanchnic
These are derived from what:
urogenital system and kidneys -
AnswerMESODERM Intermediate
These are derived from what:
→skull muscles,
→dentine of teeth -
AnswerMESODERM Head
These are derived from what:
→adrenal cortex CT, →cardiovascular an lymph -
AnswerMESODERM Lateral Plate
These are derived from what part of the ectoderm:
→epidermis,
→ant. Pituitary,
→lens of eye skin,
→enamel,
→hair,
→nails -
AnswerSurface Ectoderm
,These are derived from what part of the ectoderm:
→post pituitary,
→retina of eye,
→ CNS,
→oligodendrocyte -
AnswerSurface Ectoderm - epidermis, ant. Pituitary, lens of eye skin, enamel, hair, nails
These are derived from what part of the ectoderm:
→post pituitary,
→retina of eye,
→CNS,
→oligodendrocyte
→CNS - brain/cord -
AnswerNeuroectoderm/Neural Tube
These are derived from what part of the ectoderm:
Outside CNS -
→sympathetic chain,
→DRG,
→ANS,
→PNS,
→Schwann Cells, →Parafollicular cells thyroid, →adrenal medulla -
AnswerNeuroectoderm/Neural Tube
Embryological order starting with NOTOCORD -----
AnswerNotocord →Neural
Groove → Neural Tube → Neural Crest Cells
CNS pathology from neural tube:
Spina Bifida Occula -
Answerlamina fail to fuse
Which meninges protrude from cord? -
AnswerMeningocele
Which meninges has the cord protrudes out - undeveloped meninges? -
AnswerMyelocele
Which meninges has the cord and meninges protrude out? -
AnswerMeningomyelocele
Which Arnold Chiari type is this?
cerebellar peduncles fall through magnum -
Answertype I
Which Arnold Chiari type is this?
,cerebellar peduncles fall through magnum plus meningomyelocele -
Answertype II
What is is called when maxillary and palatine fail to fuse? -
AnswerCleft Palate
Embryological development of Mesoderm -
Answer→Notochord - nucleus pulposus
→31 pair mesodermal somites from paraxial mesoderm
→Sclerotome - membranous vertebral column
→ myotome - muscle
→somatic - skeletal muscle
→splanchnic - smooth muscle
→epimere - dorsal, posterior mm extensors
→hypomere - ventral, anterior mm, flexors
Dermatome - nerves
Name this meninges:
→protrusion of the meninges through a gap in the spine due to a congenital defect
→sac of fluid present at the gap in the spine -
AnswerMeningocele
Name this meninges:
→most severe of neural tube defects
→requires immediate surgical intervention
→"open" version" spina fidia -
AnswerMeningomyelocele
Name this meninges:
→Most common neural defect
→affects L5
→sometimes called "closed" -
, AnswerSpina bifida (occulta)
What is derived from the mesoderm? -
Answermicroglia and dura mater