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2240 Digestive System > Foregut > Flashcards

Foregut Flashcards

1
Q

Functions of Digestive System

A

Ingestion
Propulsion
Digestion
Absorption (most important)
Defecation

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2
Q

What is part of the foregut?

A

Esophagus and pharynx
Stomach
Duodenum
Liver
Gallbladder
Pancreas

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3
Q

Arterial supply of foregut

A

Celiac Artery

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4
Q

Venous Drainage of foregut

A

Splenic Vein

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5
Q

Sympathetic innervation of foregut

A

Greater Splanchnic nerve and synapses at celiac ganglion

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6
Q

Parasympathetic innervation on foregut

A

Vagus Nerve (X)

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7
Q

Small intestine functions

A

Propulsion
Mechanical and chemical digestion
Absorption

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8
Q

Regions of small intestine

A

Duodenum
Jejunum
Illeum

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9
Q

Which part of small intestine is the proximal region attached to the stomach

A

Duodenum

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10
Q

What part of small intestine is the middle region

A

Jejunum

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11
Q

Which part of small intestine is the distal region attached to large intestine

A

Illeum

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12
Q

Liver Function

A

Makes bile which spreads fats for digestion
Makes blood proteins
Stores some vitamins

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13
Q

The gall bladder functions

A

Stores and concentrates bile
Expels bile into cystic duct

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14
Q

Pancreas functions

A

Make, store, and secrete pancreatic enzymes (exocrine function)

Pancreatic islets make and secrete hormones to regulate blood sugar levels (endocrine function)


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15
Q

Falciform ligament

A

Connects liver to diaphragm and anterior body wall

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16
Q

Greater Omentum

A

Attached to grater curvature of stomach and transverse colon.
Covers the small intestine
Spleen and pancreas are embedded within it

17
Q

Mesentary proper

A

Attaches the long coils of the Jejunum and ileum

18
Q

Lesser omentum

A

Attached to lesser curvature of stomach and liver

19
Q

Mesocolon

A

Attaches the colon to posterior abdominal wall

20
Q

Muscularis externa

A

3 layers of smooth muscle that assists with digestion and propulsion
-longitudinal
-circular
-oblique

21
Q

What do mucous neck cells do?

A

Make and secrete mucus

22
Q

What do parietal cells make?

A

Hydrochloric acid

23
Q

What do chief cells do?

A

Make pepsinogen

24
Q

Enteroendocrine cells make what?

A

Gastrin

25
Q

Which vein drains the spleen and pancreas?

A

Splenic vein

26
Q

Which vein drain the stomach?

A

Gastric veins

27
Q

How does the spleen develop?

A

Dorsally in the dorsal mesentery

28
Q

What creates the liver and gall bladder?

A

An outgrowth from the duodenum in the ventral mesentary

29
Q

How does the pancreas form?

A

Forms from 2 buds (ventral and dorsal) from duodenum

30
Q

How are the greater and lesser curvatures of stomach formed?

A

The dorsal wall of stomach grows faster than ventral

31
Q

What causes the greater curvature of stomach to be on the left and lesser on the right?

A

The stomach rotating 90 degrees clockwise

32
Q

What makes pepsin?

A

Hydrochloric acid + pepsinogen

2240 Digestive System (5 decks)

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