Digestion And Absobtion Flashcards

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1
Q

What is an alimentary canal, where does it start and where does it end? (3)

A

Starts with mouth, ends with anus, and includes all tubes in between.

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2
Q

What is nutrition? (1)

A

Food entering the alimentary canal

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3
Q

What is digestion? (1)

A

Food broken up into smaller pieces

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4
Q

What is absorption? (2)

A

Small pieces of food going into bloodstream to be taken to cells

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5
Q

What is egestion? (2)

A

Food that wasn’t absorbed and passes out the end of the digestive system.

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6
Q

What three molecules are too big and cannot be absorbed? (3)

A

Protein starch and fat.

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7
Q

By what process does protein starch infect get broken down into smaller pieces through the alimentary canal?

A

Digestion

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8
Q

Name the building block of each of these big molecules. They will be broken down to inside the alimentary canal. (6)

A

Protein - amino acids
Starch - glucose
Fat - glycerol, fatty acids

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9
Q

State function of mouth (3)

A

Chew food
Saliva breakage into sugar
Tongue helps to swallow

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10
Q

Define Salivary glands (1)

A

Produce and release saliva

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11
Q

Define Esophagus (3)

A

Tube carry food from mouth to stomach with peristalsis.

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12
Q

Define liver (3)

A

Makes bile
Breakdown, toxic substances
Helps with fat digestion

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13
Q

Define stomach (3)

A
  • Hydraulic acid kills bacteria
  • Stomach juices breakdown, protein to amino acids
  • Churning movements makes food with juices
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14
Q

Define gall bladder (1)

A

Store bile

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15
Q

Define pancreas (2)

A
  • Juice that they just protein starch and fats
  • Helps control blood sugar levels (hormones, glucagon, insulin)
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16
Q

Define large intestine (1)

A

Water is absorbed

17
Q

Define small intestine (2)

A
  • Pancreatic juice, digest, protein, starch, and fats
  • small components are absorbed into bloodstream
18
Q

Define appendix (1)

A

Possibly housing, beneficial bacteria

19
Q

Define anus (1)

A

Undigested food exits body

20
Q

Names of the parts food passes through incorrect order. (6)

A

Mouth
Esophagus
Stomach
Small intestine
Large intestine
Anus

21
Q

Organs with food does not pass through.

A

Salivary glands
liver
Gallbladder
Pancreas
Appendix

22
Q

Where is the alimentary canal does digestion take place? (3)

A

Stomach, mouth, small intestine

23
Q

Where in the alimentary canal does absorption take place? (2)

A

Large intestine, small intestine