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science > Unit 2 End > Flashcards

Unit 2 End Flashcards

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Biology 101 flashcards
1
Q

What happens between capillaries and alveoli

A

Diffusion

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2
Q

What is the major role of the circulatory system

A

Transporting nutrients to cells and waste products away from cells

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3
Q

What is the major role of the digestive system

A

Digesting food into smaller particles which can be changed into energy by mitochondria

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4
Q

What is the major role of the respiratory system

A

Taking in oxygen into the bloodstream and expelling carbon dioxide (gas exchange)

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5
Q

What is the major role of the excretory system

A

Filtering and expelling liquid waste out of body

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6
Q

What are the major organs of the urinary system in order from top to bottom.

A

Kidneys,ureters,bladder,urethra

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7
Q

What is the controlled, manipulated and responding variable if a person is doing a test and they give each plant the same sunlight, water, and soil but they use different fertilizer and they are trying to see which one can grow the highest

A

The controlled is the water, soil and sunlight. The manipulated is the fertilizer and the responding is the height they achieve. (The responding is caused by the manipulated variable).

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8
Q

Changes to body function in response to changing condition

A

Increased heart rate in response to increased exercise.
Increased metabolism in response to lower temperature

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9
Q

What are the primary organs from top to bottom in the respiratory system.

A

Mouth/nose, Trachea,right and left bronchi,right and left lung, alveoli,diaphragm.

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10
Q

What is the function of the muscle cell

A

Movement

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11
Q

What is the function of the blood cells

A

Transport of substances, disease prevention

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12
Q

What are the primary organs from top to bottom in the digestive system.

A

Mouth, esophagus, liver,stomach, small intestine, large intestine, rectum

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13
Q

What is the function of the skin cell

A

Disease prevention, temperature regulation

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14
Q

What is the function of the bone cells

A

Structure

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15
Q

What are the main organs in the circulatory system.

A

Heart, arteries, veins, capillaries.

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16
Q

Factors that affect the Healthy function of Respiratory System

A

Air Quality
Illness And Stress
Aging

17
Q

Factors that affect the Healthy function of Circulatory System

A

Diet and Exercise
Illness and Stress
Aging

18
Q

What is the smallest vessel in the circulatory system.

A

Capillaries.

19
Q

What axis is the manipulated variable on. What axis is the responding variable on.

A

Manipulated is on x axis or bottom. Responding is on y axis or side.

20
Q

What is the main thing that blood brings to body and what does it take away.

A

It brings oxygen to the body and takes carbon dioxide away through gas exchange.

21
Q

Factors that affect the Healthy function of Digestive System

A

Diet
Illness and Stress
Aging

22
Q

What happens to your metabolism when you are cold and what is that an example of?

A

Your metabolism speeds up and it is an example of a change of body system in response to changing conditions.

23
Q

What is the direction of flow for the circulatory system

A

From the heart to the arteries to the capillaries and back to the heart by the veins.

24
Q

What is the rate of flow in the digestive system

A

From the mouth, to the esophagus, to the stomach to the, small intestine, to the large intestine, to the anus.

25
Q

What is the rate of flow in the respiratory system

A

Nose or mouth, trachea, bronchi, lungs, alveoli.

26
Q

What is the rate of flow in the excretory system.

A

Kidneys, ureter, bladder, urethra.

27
Q

What is the characterization of living things.

A

All living things are made up of cells.

28
Q

What is the organization of living things.

A

Cells - cell tissue - organ -organ system - organism.

29
Q

What makes something multicellular?

A

When it has more than one cell.

30
Q

What makes something unicellular.

A

When it only has one cell.

31
Q

What is diffusion?

A

The movement of a solute from an area of high to low concentration.

32
Q

What is osmosis?

A

The movement of a solvent(water) from an area of low to high concentration.

33
Q

What organelle do plant cells have that animal cells don’t.

A

The cell wall and chloroplast.

34
Q

What organelles are only in animal cells and not in plant cells

A

Centrioles and lysosomes.

35
Q

What is endocytosis?

A

The use of energy and vesicles to move large molecules into the cell.

36
Q

What is exocytsosis?

A

The use of energy and vesicles to move large molecules out of the cell.

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