BIOL-2230 Lecture Notes - Lecture 16: Serous Membrane, Surface Tension, Simple Squamous Epithelium
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QUESTION 1
Cellular respiration uses________to produce energy and releases ________as a waste product.
O2; CO2 | ||
CO2; O2 | ||
ATP; G3P | ||
G3P; ATP |
5 points
QUESTION 2
Select all of the following that compose the conducting pathways in the respiratory system.
nasal cavity | ||
Pharynx | ||
Larynx | ||
Trachea | ||
Bronchi | ||
Alveoli |
5 points
QUESTION 3
Match each structure with its' function.
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8 points
QUESTION 4
Mammals are able to inhale because increasing the volume of the thoracic cavity will decrease the pressure within the lungs. This is called_____
pump-controlled breathing | ||
forced inflation breathing | ||
negative-pressure breathing | ||
stretch breathing |
6 points
QUESTION 5
Indentify which muscles are primarily responsible for quiet (normal, relaxed) inspiration?
diaphragm | ||
internal intercostals | ||
sclaenes | ||
abdominal muscles |
1) At what point is the amount of oxygen at its highest?
in the capillaries during strenous activity | ||
in the lungs | ||
in the capillaries at rest | ||
in muscle tissue during strenous activity |
2) You have diagnosed a patient with an iron deficiency. Themost likely result of this is
low carbon dioxide content | ||
very red blood | ||
low oxygen content | ||
high oxygen content |
3) Why are insects limited to relatively small sizes?
Their respiratory system relies on diffusion which is slow overlong distances | ||
Their respiratory muscles are smooth muscle only | ||
They have a closed circulatory system | ||
Their exoskeleton cannot support larger-bodied animals |
4) Air rushes into the lungs of humans during inhalationbecause
the volume of the thoracic cavity increases | ||
pressure in the alveoli increases | ||
the diaphragm contracts and pushes upward on the chestcavity | ||
smooth muscle lining the trachea and bronchi contracts andcauses their volume to increase |