Embryology Practical Revision for First Year Medical Students

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Questions and Answers

What is the term for a congenital anomaly where an individual is born with extra fingers or toes?

  • Polydactyly (correct)
  • Brachydactyly
  • Syndactyly
  • Amelia

What is the term for a type of placenta where the placenta partially or totally covers the internal os of the cervix?

  • Velamentous placenta
  • Placenta previa parietalis
  • Placenta previa marginalis (correct)
  • Placenta previa centralis

What is the term for a type of conjoined twin where the twins are joined at the buttocks?

  • Craniopagus
  • Thoracopagus
  • Pygopagus (correct)
  • Ischiopagus

What is the term for a congenital anomaly where the upper limbs are underdeveloped or absent?

<p>Amelia (B)</p> Signup and view all the answers

What is the term for a type of placenta where the umbilical cord inserts into the membranes?

<p>Velamentous placenta (B)</p> Signup and view all the answers

What is the term for a congenital anomaly where the chromosomes are affected, resulting in short stature and cardiovascular defects?

<p>Down syndrome (A)</p> Signup and view all the answers

What is the congenital anomaly characterized by the failure of formation of the interatrial septum?

<p>Complete failure of formation of the interatrial septum (B)</p> Signup and view all the answers

Which congenital anomaly is characterized by a knot-like structure in the umbilical cord?

<p>True knot of umbilical cord (A)</p> Signup and view all the answers

What is the congenital anomaly characterized by a defect in the heart where the pulmonary artery and aorta arise from a single vessel?

<p>Persistent truncus arteriosus (C)</p> Signup and view all the answers

Which congenital anomaly is characterized by the absence of a limb or a part of a limb?

<p>Meromelia (A)</p> Signup and view all the answers

What is the congenital anomaly characterized by the heart being located outside the chest cavity?

<p>Ectopia Cordis (D)</p> Signup and view all the answers

Which congenital anomaly is characterized by the fusion of two or more fingers or toes?

<p>Syndactyly (A)</p> Signup and view all the answers

Flashcards

Polydactyly

A congenital anomaly where a person is born with extra fingers or toes.

Placenta previa marginalis

A type of placenta where it partially or totally covers the cervix's opening.

Pygopagus

Conjoined twins joined at the buttocks.

Amelia

Congenital anomaly where upper limbs are underdeveloped or absent.

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Velamentous placenta

A type of placenta where the umbilical cord inserts into membranes.

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Down syndrome

A congenital anomaly affecting chromosomes, leading to short stature and heart problems.

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Complete failure of atrial septum formation

Congenital heart anomaly where the wall separating the atria is missing.

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Umbilical cord knot

A congenital anomaly of umbilical cord where there's a knot-like structure.

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Persistent truncus arteriosus

Heart defect where both major arteries originate from one vessel.

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Meromelia

Congenital anomaly where a limb or part of a limb is missing.

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Ectopia Cordis

Congenital anomaly where the heart is located outside the chest cavity.

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Syndactyly

Congenital anomaly where two or more fingers or toes are fused together.

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