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AP > Respiration > Flashcards

Respiration Flashcards

1
Q

Respiration takes advantage of both bulk flow & simple diffusion

True or False

A

True

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2
Q

The trachea branches into 2 _____

A

Bronchi

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3
Q

Bronchi branch into _____

A

Brochioles

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4
Q

Name of lung cavity

A

Plural

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5
Q

Inhalation the diaphragm does what?

What happens to the volume of the lungs?

What happens to the pressure?

A

Contracts; goes down

Increases

Decreases

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6
Q

During exhalation

The diaphragm…

What happens to the size of the lungs?

What happens to the pressure?

A

Relaxes back to its original dome shape

Decrease

Increase

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7
Q

The _______ zone which includes everything from the nose to the smallest bronchioles, moves air into and out of the lungs.

The ______ zone includes the respiratory bronchioles and alveoli and moves the respiratory gases, that is oxygen and carbon dioxide, in and out of the blood

A

Conducting zone

Respiratory zone

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8
Q

Bronchioles empty into

A

Alveolar ducts

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9
Q

Alveolar ducts dead end into

A

Alveolar Sacs

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10
Q

Where does gas exchange occur?

A

Alveolar Sacs

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11
Q

Hypocapnia is…

A

Drop in C02

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12
Q

What is the percentage of a particular gas divided by air pressure called?

A

Partial Pressure

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13
Q

Why is it hard to breathe at the top of a mountain?

A

Because the air pressure is lowe4

Hence, the partial pressure is lower

The same partial pressure already inside your lungs.

Making gas exchange difficult

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14
Q

This effect describes hemoglobin oxygen affinity is inversely related both to acidity and the concentration of carbon dioxide

A

Bohr’s effect

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15
Q

This effect is the decrease of hemoglobins oxygen binding capability with an increase in carbon dioxide or decrease in ph.

A

Bohrs effect

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16
Q

This effect is hemoglobins decreased carbon dioxide binding capabilities with an increase in oxygen

A

Haldane

17
Q

Which process does the respiratory system use to facilitate gas exchange in and out of the lungs

A

Ventilation

18
Q

External respiration is …..

Internal respiration is….

A

Between the lungs and the environment

Between the blood vessels and the cells

19
Q

Inhaled oxygen travels down through the trachea, into the right and left bronchus, then into the Segmental Bronchi which branches further into the Lobar Bronchi.

A

False

Travels down through the Trachea, into the right and left Bronchus, then into Lobar Bronchi which branches even further into Segmental Bronchi

20
Q

Which are not part of the lower respitory system

Trachea
Carina
Pharynx
Bronchioles
Nasal Cavity

A

Pharynx & Nasal Cavities

21
Q

During Inhalation, the diaphragm contracts upward to create positive pressure in the chest which allows the body to inhale oxygen

T or F

A

F

Inhalation: the diaphragm contracts Downwards to create Negative pressure

22
Q

The left and right bronchus along with the Pulmonary Artery & Vein enter into the lungs at …

A

Hilum

23
Q

_____ delivers unoxygenated blood to the lungs

A

Pulmonary Artery

24
Q

The trachea splits at the ____ to form the _____

A

Carina, primary bronchi

25
Q

Inner layer that surronds the lung itself is called…

A

Visceral pleura

26
Q

The left lung has 3 lobes the right has 2

T or F

A

F

Right has 3 lobes

27
Q

The ridge at the base of the trachea that seperates the opening of the right and left main bronchi

A

Carina

28
Q

The larynx is upper or lower respitory system

A

Lower

29
Q

Primary bronchi branch off into
Secondary bronchi called… &
Tertiary bronchi called…

A

Lobar = Secondary bronchi
Segmental = Tertiary

30
Q

Segmental Bronchi (Tertiary) branch off into smaller units called

A

Bronchioles

31
Q

_______ is the ability of deoxygenated hemoglobin (a protein composed of an amino group) to carry more carbon dioxide (CO2) than in the oxygenated state.

A

Haldane effect

32
Q

What area of the skin structure is responsible for the skin’s sensitivity to light touch

A

Meissner’s Corpuscle

AP (37 decks)

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