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Anatomy NBME Exam 2024 | NBME Anatomy Exam Update 2024 Questions and Correct Answers Rated A+
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Anatomy NBME Exam 2024 | NBME Anatomy Exam Update 2024 Questions and Correct Answers Rated A+
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Anatomy NBME Exam 2024 | NBMEAnatomy Exam Update 2024 Questions
and Correct Answers Rated A+
What happens to the paramesonephric ducts in normal development?
-ANSWER-they fuse to form the uterine tubes, uterus, cervix, and
superior 1/3 of the vagina
do the mesonephric ducts fuse during embryonic development? -
ANSWER-no
in females: they form Gartner's ducts
in males: they form epididymis, ductus deferens, seminal vesicles, and
ejaculatory ducts.
what does the mesonephric tubule differentiate into in males? -
ANSWER-efferent ductules
what happens to the paramesonephric ducts in normal development of
males? -ANSWER-they involute, leaving only the vestige appendices
of the testes
what happens to the urethral folds in embryonic development? -
ANSWER-they fuse to form the urethra
what does incomplete fusion of the urethral folds in males cause? -
ANSWER-hypospadias
what does failure of the paramesonephric ducts in females cause? -
ANSWER-bicornuate uterus
OR
,uterus didelphys
what are the hormones that regulate the synthesis of fetal surfactant?
-ANSWER-glucocorticoids
prolactin
insulin
estrogens
androgens
thyroid hormones
catecholamines
which hormones have the greatest effect on the synthesis of
surfactant in fetal development? -ANSWER-glucocorticoids
What structures does the posterior cerebral artery supply blood to? -
ANSWER-CNIII, CNIV, other structures in midbrain
thalamus
mesial temporal lobe
splenium of the corpus callosum
parahippocampal gyrus
fusiform gyrus
occipital lobe
what is the most common reason for elevated AFP level? -ANSWER-
underestimation of gestational age
how does injury to the common peroneal nerve manifest clinically? -
ANSWER-foot drop
what are the risks of valproate in pregnancy? -ANSWER-neural tube
defects
valproate inhibits intestinal folic acid absorption
,what developmental anomalies are associated with coarctation of the
aorta? -ANSWER-Turner syndrome
bicuspid aortic valves
what disorder is associated with duodenal atresia in newborns? -
ANSWER-down's syndrome
renal agensis is associated with which disorder? -ANSWER-Potter
Syndrome
whatis and what causes Ebstein's anomaly? -ANSWER-atrialized right
ventricle
caused by Lithium taken during pregnancy
what can cause damage to the obturator nerve? -ANSWER-pelvic
surgery (like lymph node dissection)
what germ layer gives rise to the spleen? -ANSWER-mesoderm
what is the embryologic origin of the pancreas and liver? -ANSWER-
outpouchings of the gut tube
what is the embryological origin of the kidneys? -ANSWER-
retroperitoneal organs derived from mesoderm
the superior and inferior mesenteric arteries anastomose where? -
ANSWER-marginal artery
from what germ layer is the pancreas derived? -ANSWER-endoderm
, from what does the spleen form? -ANSWER-mesodermal dorsal
mesentary
with what is the first pharyngeal arch associated? -ANSWER-first
aortic arch
trigeminal nerve
the first aortic arch gives rise to what? -ANSWER-a portion of the
maxillary artery
with what is the second pharyngeal arch associated? -ANSWER-
second aortic arch
facial nerve
what does the second pharyngeal arch give rise to? -ANSWER-
muscles of facial expression
some ear and hyoid associated structures
the second aortic arch gives rise to what? -ANSWER-stapedial artery
with what is the 3rd pharyngeal arch associated? -ANSWER-third
aortic arch
glossopharyngeal nerve
what does the 3rd pharyngeal arch give rise to? -ANSWER-parts of
the hyoid bone as well as stylopharyngeus muscle
what does the 3rd aortic arch give rise to? -ANSWER-common and
proximal internal carotid arteries
with what is the 4th pharyngeal arch associated? -ANSWER-4th aortic
arch
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