Esophagus Flashcards Preview

Anatomy Module 5 > Esophagus > Flashcards

Flashcards in Esophagus Deck (15):
0

Conveys food from the pharynx to the stomach

Esophagus

1

Wavelike contraction of the muscular coat

Peristalsis

2

Esophagus terminates by entering the stomach at the cardial orifice at what level of the spinal cord?

7th L costal cartilage, T11 vertebra

3

Jagged line where the mucosa abruptly changes from esophageal to gastric mucosa

Z line

4

3 constrictions of esophagus

Cervical: Cricopharyngeus muscle
Thoracic: Arch of aorta, L main bronchus
Abdominal: Esophageal hiatus

5

Blood supply of esophagus

Inferior thyroid a
Descending thoracic aorta
L gastric a

6

Inferior thyroid artery supplies?

Upper third of esopahgaus

7

The middle third of the esophagus - artery, vein an lymph drainage

Deep thoracic a
Azygos v
Sup and poste mediastinal nodes

8

Nodes along L gastric and Celiac nodes drains what part of the esophagus

Inferior third

9

Upper third of the esophagus drains to what lymph node

Deep cervical

10

Lymph drainage of the esophagus

Deep cervical
Sup and poste mediastinal nodes
Nodes along L gastric and celiac nodes

11

Venous drainage of esophagus

Infe thyroid
Azygos
L gastric

12

Esophagus is innervated by

Esophageal plexus - sympa afferent and efferent fibers via vagi and sympa trunks

13

Most common type of esophageal discomfort substernal pain

Pyrosis

14

Condition wherein there is reurgitation of small amts of food or gastric fluid into the lower esophagus

Pyrosis