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Spinal Anatomy BOARDS PART 1 > Embryology And Histology > Flashcards

Embryology And Histology Flashcards

1
Q

Sclerotome forms

A

Vertebral column, myotome, dermatome

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2
Q

Somites comes from which layer?

A

Mesoderm

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3
Q

Neural plate develops into

A 
MOANER
Macroglial cells (oligodendrocytes & astrocytes)
Neurons CNS
Ependymal cells
Retinal cells
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4
Q

Ectoderm gives rise to…

A

Notochord, ectoderm, neural plate

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5
Q

Foramen ovale becomes

A

Fossa ovalis (between interatrial septum)

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6
Q

Ductus Arteriosus becomes

A

Ligamentum arteriosum (bypasses lung pulmonary trunk to arch of aorta)

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7
Q

Ductus venosus becomes

A

Ligamentum venosum (bypasses sinusoids of fetal liver)

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8
Q

Umbilical vein becomes

A

Ligamentum teres (round ligament)

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9
Q

Umbilical arteries become

A

MEDIAL umbilical ligaments

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10
Q

Urachus is a remnant of the

A

Duct of Allantois

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11
Q

Skeletal structures from C.N. V3

A

Malleus (Meckel’s cartilage)

Incus (Quadrate cartilage)

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12
Q

Skeletal structures of C.N. VII

A

Stapes and Styloid

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13
Q

Skeletal structures of C.N. IX

A

Cornu and hyoid

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14
Q

Skeletal structures of superior laryngeal of X

A

Thyroid cartilage

Cricoid cartilage

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15
Q

Skeletal structures of Inferior laryngeal of X

A

Arytenoid
Corniculate cartilage
Cuneiform cartilage

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16
Q

Mandibular branch of V (V3) supplies which muscles

A

Muscles of Mastication

Jaw-CLOSING muscles

17
Q

Muscles of Mastication

A

Masseter
Temporalis
Medial PTERYGOID
Lateral PTERYGOID

18
Q

Which muscle closes the jaw?

A

Medial PTERYGOID

19
Q

Which muscle opens the jaw?

A

Lateral PTERYGOID

20
Q

Facial nerve (VII) supplies which muscles?

A

Muscles of facial expression
And jaw opening muscles (lateral PTERYGOID)
Styohyoid, stapedius

21
Q

Which muscle does the glossopharyngeal nerve supply?

A

Stylopharyngeus

22
Q

Which muscles does the superior laryngeal nerve of the vagus supply?

A

Pharyngeal
Cricothyroid
Levator palatine

23
Q

Which muscle does the inferior laryngeal nerve of the vagus (recurrent branch)?

A

Laryngeal

24
Q

Vertebral column forms from

A

Sclerotome (somite cells)

Spinal Anatomy BOARDS PART 1 (1 decks)

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