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Biol B1 Unit 1 > digestive system > Flashcards

digestive system Flashcards

1
Q

why do organisms eat

A

for energy

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2
Q

chemical energy is in

A

bonds
sugar – cellular respiration – ATP

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3
Q

what is the monomer of carbohydrates

A

sugar

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4
Q

what is the monomer of protein

A

amino acid

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5
Q

what is the monomer of lipids

A

glycerol
fatty acid

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6
Q

what is the monomer of nucleic acids

A

nucleotides

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7
Q

in feeding strategies structure matches

A

function

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8
Q

anatomy matches

A

physiology

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9
Q

suspension or filter feeders eat by

A

opening mouth and moving
think casting out a net

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10
Q

what are some examples of filter feeders

A

whales
sea cucumber

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11
Q

grazers or substrate feeders eat

A

by grazing while walking
usually primary consumers

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12
Q

what are some examples of grazers

A

donkey, cow, deer

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13
Q

fluid feeders eat by

A

drinking their food

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14
Q

what are some examples of fluid feeders

A

humming birds
ticks
bees

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15
Q

how do bulk feeders eat

A

by eating food in whole or large chunks

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16
Q

what are examples of bulk feeders

A

humans
snakes
lions

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17
Q

what is the most common type of feeder

A

bulk feeders

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18
Q

what are the 4 stages of food processing in order

A

indegestion
digestion
absorbtion
elimination

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19
Q

what is a dead end digestion track

A

ingestion through mouth and elimination through the same mouth

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20
Q

digestive tracts can vary

A

in length and size dependening what it eats

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21
Q

what has longer intestines compared to her carnivores

A

herbivores

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22
Q

what is the general pathway for the digestive tract in order

A

oral cavity
esophagus
stomach
small intestine
large intestine
anus

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23
Q

the oral cavity is responsible for

A

injestion
digestion

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24
Q

the oral cavity is connected to

A

respitory system

25
what position is the epiglottis in when eating
up
26
what position is the epiglottis in when swallowing
down
27
what does choking do
food blocks path to trachea
28
in the esophagus, what is the mane for the motion moving food down the digestive tract
peristalsis
29
in the esophagus, what contracts food into pockets
sphincter
30
the stomach is severely
acidic
31
what produces mucus that protects your stomach lining from your stomach acids
gastric glands
32
digestive juices in your stomach =
enzymes
33
what does pepsin do
breaks down proteins, amino acids, lipids
34
what is an ulcer
holes that allow stomach acid to attack the stomach walls
35
what parts of the digestion happen in the stomach
digestion
36
what parts of digestion happens in the small instestines
digestion absorbtion
37
where does most digestion occur
small intestintes
38
the small intestines is connected to
liver gallbladder pancreas
39
how long are human small intestines
20 ftw
40
what is bile
enzymatic juices that helps bread down proteins, fats, carbs
41
villi helps
absorption of nutrients maximizing surface area for efficency
42
the large intestine absorbs
water and salt
43
how long is the large intestine
5 ft
44
what part of digestion happens in the large intestines
absorption
45
in the anus, what regulates defecation
sphincters
46
which sphincter do you learn to control through potty training
2nd
47
what is the part of digestion that happens in the anus
elimination
48
what happens during acid reflux
stomach acids flows into esophagus because sphincter is not closed properly
49
what are symptoms of acid refulx
chest pain heart burn
50
what is treatment for acid reflux
anti acids
51
what is celiac disease
sensitvity to gluten immune system attacks small intestines villi
52
what are symptoms of celiac disease
fatigue bloating anemia
53
what is the treatment for Celiac disease
avoiding gluten
54
what is gallstones
when hardened deposits form in gall bladder
55
what are symptoms of gallstones
none unless they cause blockages sudden intense pain in abdomen pain in right shoulder or back
56
what is the treatment for gallstones
surgical removal
57
what is a c difficile infection
bacteria species takes over large intestines often after using antiobiotics
58
what are symptoms of c difficile infection
watery diaarrhea fever dehydration cramping kidney failure
59
what is the treatment for c difficile infection
fecal transplant

Biol B1 Unit 1 (17 decks)

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