What is the most influencing factor of respiratory rate?

respiratory

Quiz
•
Biology
•
University
•
Hard
Ashleigh Wilson
Used 1+ times
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
H+
CO2
O2
H20
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What establishes our baseline respiratory rhythm?
Phrenic nerve
Intercostal nerves
Neurons in pons and medulla
Exercise
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
The pressure gradient that supports inspiration is described as:
Diaphragm relaxes
internal intercostals contract to further depress ribcage
thoracic cavity decreases
Intrapulmonary pressure increases
Diaphragm relaxes
Intercostals relax
Thoracic cavity decreases (500mL)
Intrapulmonary pressure increases
Diaphragm contracts
External intercostals contract
Thoracic cavity volume increases (500mL)
Intrapulmonary pressure drops
Diaphragm contracts
Internal intercostals contract
Thoracic cavity volume increases (500mL)
Intrapulmonary pressure drops
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is surfactant?
The degree of elasticity of the chest wall as the thoracic wall moves outwards
A type of epithelial tissue
Oil based fluid that splints open the alveoli
Water based fluid that splints open alveoli
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the function of sensory fibres of the lungs?
Constrict bronchioles via contracting smooth muscle
Dilate bronchioles via relaxing smooth muscle
Send messages to respiratory centre in the brainstem to influence respiratory rhythm
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What type of respiration occurs at the respiratory membrane?
Passive
Internal respiration
External respiration
Forced
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Wha is an example of an obstructive disorder?
asthma
arthritis
COPD
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