Digestive System and Metabolism Flashcards

1
Q

Mixing and propulsion is the….

A

function of the smooth muscle layer of the digestive system

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2
Q

The primary function of the mouth is…

A

ingestion.

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3
Q

The liver produces…

A

a fluid that functions to emulsify dietary fats

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4
Q

An accessory organ that stores bile…

A

the gallbladder

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5
Q

Motility and Propulsion

A

the capability of the G.I. tract to move material along its length

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6
Q

Submucosa is composed of…

A

areolar connective tissue.

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7
Q

Areolar Connectiv tissue binds…

A

the submucosa to the muscularis

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8
Q

The prominent lymphatic nodules that function in the immune response is called….

A

MALT

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9
Q

MALT stands for….

A

Mucosa Associated Lymphoid Tissue

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10
Q

Anger slows digestion because….

A

it stimulates the sympathetic nervous system

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11
Q

The greater omentum…

A

is a portion of the peritoneum that covers the small intestine

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12
Q

The falciform ligament…

A

attaches the liver to the anterior abdominal wall.

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13
Q

The mesocolon is responsible for…

A

carrying blood and lymph vessels to the intestines

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14
Q

The palatal pharyngeal arch is….

A

lateral to the base of the uvula

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15
Q

Deciduous molars are replaced by…

A

bicuspids.

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16
Q

Parietal cells secrete…

A

hydrochloric acid

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17
Q

G cells secrete….

A

hormones that promote the production of hydrochloric acid

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18
Q

Food stays in the fundus for…

A

1 hour before being mixed with gastric juices

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19
Q

The pancreatic duct carries…

A

fluid right in bicarbonate ions.

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20
Q

The round ligament is…

A

a remnant of the umbilical cord that is found in the fetus

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21
Q

Paneth cells are…

A

small intestine cells that secrete lysozyme.

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22
Q

Brunner’s glands secrete

A

alkaline mucus.

23
Q

Amylase is the…

A

pancreatic enzyme that acts on glycogens and starches

24
Q

Cilotrixin acts on…

A

peptide bonds

25
Chymotrypsin acts on...
peptide bonds
26
Cholecystokinin is also known as...
CCK
27
CCK is stimulated by...
high levels of dietary fats in the small intestine.
28
The ileocecal sphincter structure....
regulates the flow of material into the colon.
29
Catabolism is the....
chemical reactions that break down
30
Anabolism forms...
complex structures
31
Oxidation removes...
electrons
32
Reduction adds...
electrons
33
Cortisol stimulates...
gluconeogenesis
34
Thyroid hormone promotes...
glycolysis
35
Chylomicrons transport...
dietary lipids
36
Liver cells convert....
ammonia into urea
37
Absorptive state storage of energy...
is very important
38
The increase of lipids....
is when the most dramatic metabolic change occurs with fasting.
39
The higher the relative humidity
the lower the rate of evaporation
40
Fat soluble vitamins are...
A D E K
41
Provitamins are building blocks for...
vitamins
42
The heat promoting center stimulates...
the skeletal muscle activity
43
Antioxidant vitamins can...
inactive free radicals
44
The Kreb Cycle....
oxidizes Acytl CoA to produce CO2, ATP, NADH+H and FADH2
45
Kreb Cycle takes place...
in the mitochondria
46
_____ Reactions take place during the Kreb Cycle
8
47
Glycolysis, the formation of Acytl CoA, The Kreb Cycle, electron transport chain are all involved in...
glucose metabolism
48
The function of the liver is...
conversion of carbohydrates, protein metabolism, phagocytosis, and storage of vitamins
49
The primary function of the large intestine is...
mechanical digestion, chemical digestion, absorption and feces formation
50
Glycogenesis is performed by...
hepatocytes and muscle fibers, its one way to make glycogen and is only seen in the liver
51
The net result of complete oxidation of glucose is...
water, carbon dioxide, ATP, and heat.
52
The post absorptive state reaction...
is the breakdown of liver glycogen, gluconeogenesis using lactic acid and using amino acids
53
Exercise, Hormones, Nervous System, and Ingestion of food all affect...
heat production
54
Our body needs....
carbohydrates, proteins, minerals, vitamins, lipids and water