Quiz: Respiratory System

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Lecture: Respiratory System
Alexandra Bozan
Quiz por Alexandra Bozan, atualizado more than 1 year ago
Alexandra Bozan
Criado por Alexandra Bozan quase 8 anos atrás
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1

Resumo de Recurso

Questão 1

Questão
Increasing carbondioxide content of blood results in
Responda
  • increased H+
  • decreased pH
  • increased pH

Questão 2

Questão
A drop in the body’s production of carbonic anhydrase would:
Responda
  • hinder the formation of carbonic acid.
  • hinder the formation of oxyhemoglobin.
  • hinder the formation of carbaminohemoglobin.
  • do all of the above.

Questão 3

Questão
Partial pressure of oxygen is [blank_start]higher[blank_end] in alveolar air than in venous blood
Responda
  • higher
  • lower

Questão 4

Questão
Internal respiration
Responda
  • also known as systemic gas exchange
  • occurs between blood and body cells
  • O2 moves from blood into cells, CO2 moves from cells into blood
  • all of the above

Questão 5

Questão
External respiration is also known as
Responda
  • systemic gas exchange
  • pulmonary gas exchange
  • aerobic respiration
  • all of the above

Questão 6

Questão
Each hemoglobin molecule can carry this many oxygen molecules.
Responda
  • Four
  • Eight
  • Two
  • Six

Questão 7

Questão
If the tidal volume were 600 ml, the alveolar ventilation would be about:
Responda
  • 550 ml
  • 400 ml
  • 300 ml
  • 250 ml

Questão 8

Questão
Carbon dioxide is carried in three forms in the blood. Ranking them from greatest to least amount carried, the sequence would be
Responda
  • dissolved in the plasma, carbaminohemoglobin, and bicarbonate ion
  • carbaminohemoglobin, bicarbonate ion, and dissolved in plasma
  • bicarbonate ion, dissolved in plasma, and carbaminohemoglobin
  • bicarbonate ion, carbaminohemoglobin, and dissolved in plasma

Questão 9

Questão
The largest of the paranasal sinuses is the
Responda
  • maxillary
  • frontal
  • ethmoid
  • sphenoid

Questão 10

Questão
The structure known as the “Adam’s apple” located in the neck is the
Responda
  • epiglottis
  • cricoid cartilage
  • glottis
  • thyroid cartilage

Questão 11

Questão
The structures that deflect air as it passes through the nose are called
Responda
  • choanae
  • paranasal sinuses
  • conchae
  • vibrissae

Questão 12

Questão
This part of the respiratory system does not function as an air distributor
Responda
  • trachea
  • bronchi
  • bronchioles
  • alveoli

Questão 13

Questão
Gas exchange, the lungs’ main and vital function, takes place in the
Responda
  • bronchioles
  • secondary bronchi
  • primary bronchi
  • alveoli
  • All of the above

Questão 14

Questão
Which of the following is not a part of the nasal septum?
Responda
  • Perpendicular plate
  • Cartilage
  • Vomer
  • Palatine process

Questão 15

Questão
When the diaphragm and external intercostals contract?
Responda
  • thoracic volume increases
  • thoracic pressure increases
  • pulmonary pressure
  • expiration occurs

Questão 16

Questão
Which of the following is the last stop for air in the respiratory system?
Responda
  • Trachea
  • Bronchus
  • Alveolus
  • Nose

Questão 17

Questão
Pleural cavity is located between?
Responda
  • parietal and visceral pleura
  • visceral pleura and alveolar sac
  • parietal pleura and pulmonary capillary
  • all of the above

Questão 18

Questão
Lungs are made up of?
Responda
  • bronchi
  • bronchioles
  • alveolar sacs
  • All of the above

Questão 19

Questão
Oxyhemoglobin formation is favored during
Responda
  • internal respiration
  • systemic gas exchange
  • pulmonary gas exchange
  • none of the above

Questão 20

Questão
The tendency of the thorax and lungs to return to the pre-inspiration volume is called
Responda
  • compliance
  • elastic recoil
  • expiration
  • ventilation

Questão 21

Questão
The small openings in the cribriform plate function to
Responda
  • a. allow air to move between the nostrils
  • b. allow branches of the olfactory nerve to enter the cranial cavity and reach the brain
  • c. provide a filtering system for the inspired air
  • d. Both A and B

Questão 22

Questão
The function of surfactant is to
Responda
  • transport the oxygen from the air to the blood
  • transport the carbon dioxide from the blood to the air
  • prevent each alveolus from collapsing as air moves in and out during respiration
  • trap foreign particles as they enter the bronchial tree

Questão 23

Questão
The volume of air available for gas exchange per minute is called?
Responda
  • vital capacity
  • alveolar vetilation rate
  • minute respiratory volume
  • functional residual capacity

Questão 24

Questão
In the right lung, the superior and middle lobes are separated by the
Responda
  • horizontal fissure
  • oblique fissure
  • bronchopulmonary segments
  • hilum

Questão 25

Questão
At the level of the hyoid bone
Responda
  • the laryngopharynx becomes the esophagus
  • the oropharynx becomes the laryngopharynx
  • the nasopharynx becomes the oropharynx
  • the nasopharynx becomes the laryngopharynx

Questão 26

Questão
Much of the nasal passage is lined with this mucous membrane
Responda
  • stratified columnar epithelium
  • pseudostratified columnar epithelium
  • simple squamous epithelium
  • simple columnar epithelium

Questão 27

Questão
Which of the following constitutes total lung capacity?
Responda
  • Residual volume and vital capacity
  • Tidal volume, inspiratory reserve volume, and expiratory reserve volume
  • Residual volume and tidal volume
  • Vital capacity and tidal volume

Questão 28

Questão
If the tidal volume of a given individual is 500 ml, then the anatomical dead space is approximately:
Responda
  • 50 ml.
  • 100 ml.
  • 150 ml.
  • 200 ml.

Questão 29

Questão
In order to inhale we [blank_start]increase[blank_end] the size of our thoracic cavity, which [blank_start]decreases[blank_end] internal pressure.
Responda
  • increase
  • decrease
  • decreases
  • increases

Questão 30

Questão
Hypoxia may result with an increase in altitude because
Responda
  • there is a relatively fixed number of erythrocytes
  • the respiratory rate decreases
  • the heart is less efficient in pumping blood
  • atmospheric O2 decreases

Questão 31

Questão
The term used to describe the volume of air moving into or out of the lungs during normal inspiration and expiration is
Responda
  • inspiratory and expiratory reserve volume
  • vital capacity
  • tidal volume
  • residual volume

Questão 32

Questão
Oxygen is not transported in the blood this way
Responda
  • As oxyhemoglobin
  • Combined with the bicarbonate ion (HCO3 - )
  • Dissolved in the plasma
  • All of the above are used to transport oxygen in the blood.

Questão 33

Questão
Boyle law states that the volume of a gas varies:
Responda
  • directly with pressure at a constant temperature
  • inversely with pressure at a constant temperature
  • directly with pressure at a constantly changing temperature
  • inversely with pressure at a constantly changing temperature

Questão 34

Questão
Air movement occurs from area of _____ to area of _____?
Responda
  • a. low pressure, high pressure
  • b. high pressure, low pressure
  • c. high concenration, low concentration
  • d. both b and c

Questão 35

Questão
What percentage of carbon dioxide we generate is converted to bicarbonate ions in the red blood cells ?
Responda
  • 10%
  • 20%
  • 70%
  • 99%

Questão 36

Questão
What percentage of carbondioxide is transported bound to hemoglobin.
Responda
  • 7%
  • 20%
  • 70%
  • 97%

Questão 37

Questão
By the time the blood leaves the lung capillaries to return to the heart, what percentage of the blood’s hemoglobin has united with oxygen?
Responda
  • 55%
  • 63%
  • 82%
  • 99%

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