12 Questions
Which part of the respiratory tract contains the alveoli?
Respiratory zone
What is the primary function of Type II Alveolar Cells?
Secretion of surfactant
What happens to the intrapleural pressure when the thoracic wall expands outward?
It decreases
What law relates the volume of a container to the gas pressure inside the container?
Boyle's Law
What is the term for the movement of air into the lungs during pulmonary ventilation?
Inhalation
What is the term for the space between the visceral and parietal pleura?
Intrapleural space
What is the primary reason oxygen is transported via hemoglobin in the blood?
Due to its low solubility coefficient
Which of the following is monitored by chemoreceptors in the cerebral spinal fluid?
pH levels
What is the result of an increase in blood PCO₂ levels on breathing?
An increase in breathing rate
What is the term for the drive to breathe that is stimulated by changes in blood PO₂ levels, rather than PCO₂ levels?
Hypoxic drive
What is the anatomical feature of the kidney that filters the blood and forms urine?
Glomerulus
Which hormone increases blood calcium levels?
Parathyroid hormone
Explore the anatomy and function of the respiratory system, including the upper and lower respiratory tracts, conducting and respiratory zones, and the structure of the lungs and pleural membranes. Learn about the different types of alveolar cells and the respiratory membrane. This quiz covers the arrangement of the lungs, diaphragm, and chest wall, as well as the mechanisms of breathing.
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