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the oesophagus

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Total cards: 24•Content version: v4•Public deck•Updated: 8/1/2026

Card preview (24)

#1
Front (Question)

THE OESOPHAGUS CAN BE DESCRIBED AS A _____ MUSCULAR ____

Back (Answer)

STRONG MUSCULAR TUBE

#2
Front (Question)

WHAT ARE THE THREE PARTS OF THE OESOPHAGUS

Back (Answer)

CX TX ABDOMINAL

#3
Front (Question)

WHAT IS THE SYMPATHETIC SUPPLY TO THE OESOPHAGUS

Back (Answer)

T1-5

#4
Front (Question)

WHAT IS THE PARASYMPATHETIC SUPPLY TO THE OESOPHAGUS

Back (Answer)

CN X

#5
Front (Question)

WHERE DOES THE OESOPHAGUS EXTEND BETWEEN

Back (Answer)

PHARYNX AND STOMACH

#6
Front (Question)

WHAT IS THE APPROXIMATE LENGTH AND DIAMETER OF THE OESOPHAGUS

Back (Answer)

25CM LONG 2CM DIAMATER

#7
Front (Question)

IS THE OESOPHAGUS COLLAPSED WHEN NOT INVOLVES UN FOOD PROPULSION

Back (Answer)

YES

#8
Front (Question)

WHAT INITIATES REFLEX PERISTALSIS IN THE INFERIOR 2/3 OF THE OESOPHAGUS

Back (Answer)

FOOD BOLUS

#9
Front (Question)

WHAT ARE THE TWO PHASES OF DEGLUTITION

Back (Answer)

BUCCAL PHASE PHARYNGEAL/OESOPHAGEAL PHASE

#10
Front (Question)

IS THE BUCCAL PHASE OF DEGLUTITION VOLUNTARY OR INVOLUNTARY

Back (Answer)

VOLUNTARY

#11
Front (Question)

IS THE PHARYNGEAL/OESOPHAGEAL PHASE VOLUNTARY OR INVOLUNTARY

Back (Answer)

INVOLUNTARY

#12
Front (Question)

WHAT EPITHELIUM LINES THE OESOPHAGUS

Back (Answer)

STRATIFIED SQUAMOUS EPITHELIUM

#13
Front (Question)

AT WHAT POINT in the oesophagus DOES THE EPITHELIUM CHANGE TO SIMPLE COLUMNAR EPITHELIUM

Back (Answer)

GASTROOESOPHAGEAL JUNCTION

#14
Front (Question)

WHAT IS IN THE SUBMUCOSA OF THE OESOPHAGUS

Back (Answer)

MUCOUS SECRETING GLANDS

#15
Front (Question)

WHAT TYPES OF MUSCLE ARE PRESENT IN EACH THIRD OF THE OESOPHAGUS

Back (Answer)

SUP 1/3 SKELETAL MID 1/3 SKELETAL AND SMOOTH INF 1/3 SMOOTH

#16
Front (Question)

WHAT IS THE PARASYMPATHETIC INNERVATION OF THE UPPER 1/2 OF THE OESOPHAGUS

Back (Answer)

RECURRENT LARYNGEAL NERVE (CNX)

#17
Front (Question)

WHAT IS THE NERVE SUPPLY TO THE LOWER PART OF THE OESOPHAGUS

Back (Answer)

ENTERIC NS AUTONOMIC NS PARASYMP = CN X SYMP = CPSN, APSN VISCERAL AFFERENTS

#18
Front (Question)

WHAT REINFORCES THE LOWER OESOPHAGEAL SPHINCTER EXTRINSICALLY

Back (Answer)

DIAPHRAGM

#19
Front (Question)

THE LOWER OESOPHAGEAL SPHINCTER IS A THICKENING OF THE ______ MUSCLE LAYER

Back (Answer)

CIRCULAR

#20
Front (Question)

WHAT KIND OF SPHINCTER IS THE LOWER OESOPHAGEAL SPHINCTER

Back (Answer)

FUNCTIONAL SPHINCTER

#21
Front (Question)

WHAT ARE THREE ANATOMIC FEATURES THAT PREVENT GORD

Back (Answer)

OESOPHAGUS MEETS STOMACH AT AN ACUTE ANGLE THICKENED CIRCULAR MM EXTRINSIC SUPPORT FROM DIAPHRAGM AT T10

#22
Front (Question)

WHAT KEEPS THE STOMACH CONTENTS CONTAINED WHEN INVERTED

Back (Answer)

PERISTALSIS IS UNIDIRECTIONAL EXTRINSIC SUPPORT OF THE LOS BY THE DIAPHRAGM

#23
Front (Question)

WHAT IS BARETS MUCOSA

Back (Answer)

WHEN STRATIFIED SQUAMOUS EPITHELIUM IS REPLACED BY SIMPLE COLUMNAR EPITHELIUM IN AN ATTEMPT TO PROTECT THE OESOPHAGUS FOLLOWING LONG TERM EXPOSURE TO HCL

#24
Front (Question)

WHAT IS THE DANGER OF BARRETS MUCOSA

Back (Answer)

WHILST IT IS A GOOD SHORT TERM SOLUTION, IY IS CONSIDERED A PRE-MALIGNANT TRANSFORMATION