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Biology > Respiratory Unit > Flashcards

Respiratory Unit Flashcards

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1
Q

We need oxygen for?

A

Cellular respiration

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2
Q

What is a product of cellular respiration

A

Carbon dioxide

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3
Q

What are the two main requirements for respiration to take place

A

Large surface area
Moist environment

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4
Q

What are the stages in respiration

A

Breathing
External respiration
Internal respiration
Cellular respiration

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5
Q

What is the pharynx

A

The throat

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6
Q

What is the larynx

A

Voice box

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7
Q

What is the trachea

A

Wind pipe

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8
Q

What consists of the upper respiratory track?

A

Nasal passages
Pharynx (throat)
Epiglottis
Glottis
Larynx (voice box)
Trachea (wind pipe)

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9
Q

What consists of the Lower respiratory track?

A

Bronchi
Bronchioles
Alveoli
Lungs

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10
Q

What are the muscles for breathing

A

Diaphragm
Rib muscles (intercostal muscles)

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11
Q

What is a Spirograph

A

Represents the amount of air that goes in and out of the lungs each breath

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12
Q

What is tidal volume (TV)

A

Volume of air in and out for normal breathing

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13
Q

What is inspiratory reserve volume (IRV)

A

Extra air that can be taken beyond tidal volume

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14
Q

What is expiratory reserve volume (ERV)

A

Extra air that can be forced out beyond tidal volume

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15
Q

What is vital capacity (VC)

A

Total amount of gasses in/out of lungs

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16
Q

What is residual volume (RV)

A

Amount of gas that lingers after complete exhalation

17
Q

What is total lung capacity

A

Vital capacity + Residual Volume

18
Q

What are the stages of external respiration

A

Diffusion
Facilitated diffusion

19
Q

What are the 2 ways to regulate breathing

A
  1. High acidity of blood detected by chemoreceptors
  2. Low levels of oxygen detected by chemoreceptors
20
Q

What are some upper respiratory infections

A

Laryngitis
Tonsillitis

21
Q

What are some lower respiratory infections

A

Bronchitis (acute and chronic)
Pneumonia (lobular and bronchial)
Asthma

Biology (11 decks)

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