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Science 2018 > Human Biological Processes > Flashcards

Human Biological Processes Flashcards

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Biology 101 flashcards
1
Q

What is the WORD formula for respiration

A

Glucose + Oxygen = Carbon Dioxide + Water + (Energy)

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2
Q

What is the balanced CHEMICAL formula for respiration.

A

C6H12O6 + 6O2 = 6CO2 + 6H20 + (Energy)

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3
Q

What are the incisors used for?

A

Breaking food into smaller pieces.

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4
Q

Use of the retina:

A

Converts light into electrical impulses.

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5
Q

What are the canines used for?

A

Ripping and tearing food up.

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6
Q

Definition: Perstalsis

A

Muscles contract to close the gap behind the bolus (food ball) to push it down the oesophagus.

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7
Q

Which enzyme is used for breaking down Cardohydrates?

A

Amylase

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8
Q

Which enzyme is used for breaking down Proteins?

A

Protease - breaks them down into amino acids.

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9
Q

What are the Molars and Pre-Molars use for?

A

Grinding food down so it can be swallowed.

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11
Q

What is bile used for?

A

Neutralizes stomach acids & contains enzymes.

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12
Q

Where is bile stored?

A

Gall Bladder.

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13
Q

What are the 6 food groups?

A

Carbs, Protein, Fats, Minerals, Vitamins, Fibre, (Water)

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14
Q

What is the Pancreas for?

A

Makes enzymes - Amylase, Protease, Lipase.

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15
Q

What is the function of the liver in digestion?

A

Stores food until needed for energy.

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15
Q

Add Benedics solution and warm. Test for:

A

Glucose

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16
Q

Add Benedics solution and warm. Test for:

A

Glucose

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17
Q

What is another word for a heart attack?

A

Coronary

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18
Q

What are the main features of arteries?

A

Thick walls.
Takes blood away from heart.
Most carry oxygenated blood EXCEPT pulmonary artery.

20
Q

What are the main features of capillaries?

A

Very Thin Walls.

Makes up the bulk of the body’s blood vessels.

21
Q

The food pyramid from bottom to top:

A

Fruit/Veg; Carbs; Dairy; Fats/Oils; Sugars

22
Q

Use of the pupil:

A

Controls how much light is let into the eye.

23
Q

Use of the optical nerve:

A

Sends electrical impulses to brain.

24
Q

Use of the correa:

A

Transparent layer that helps to focus light.

24
Q

Add sodium hydroxide and copper sulfate. Test for:

A

Protein

25
Q

Add sodium hydroxide and copper sulfate. Test for:

A

Protein

26
Q

Use of the lens:

A

Shape can be changed to focus the light.

27
Q

Use of the iris:

A

Coloured part of eye which controls the pupil size.

28
Q

Use of blind spot:

A

No receptor cells.

30
Q

What is the cochlea for?

A

Converts vibrations into electrical signals in the ear.

31
Q

What are Lipids used for?

A

Energy and raw materials for essential chemicals.

32
Q

What is the auditory nerve for?

A

Sends electrical signals to brain from ear.

32
Q

What is the ear drum for?

A

Vibrates when hit by sound particles.

32
Q

What are carbs used for?

A

A source of energy.

33
Q

Add a few drops of iodine. Test for:

A

Starch

34
Q

Which enzyme is used for breaking down Lipids?

A

Lipase

35
Q

Shake with a little alcohol. Test for:

A

Lipids

37
Q

What are the main features of veins?

A

Thin Walls.
Takes blood towards heart.
Most carry de-oxygenated blood EXCEPT pulmonary artery.

37
Q

Shake with a little alcohol. Test for:

A

Lipids

37
Q

Add a few drops of iodine. Test for:

A

Starch

40
Q

What are proteins used for?

A

Growth and repair of tissue.

41
Q

What are the ossicles?

A

Small bones in ear - Hammer, Anvil, Stirrup.

42
Q

What is a cation?

A

An atom at has lost electrons

43
Q

What is an anion?

A

An atom that has gained electrons

44
Q

What are the four main components of blood?

A

Red blood cells
White blood cells
Plasma
Platlets

Science 2018 (7 decks)

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