In water-breathing vertebrates, the regulation of ventilation is sensitive to
A) O2.
B) CO2.
C) H+.
D) Salts.
Answer: A
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The circular pigmented area of the skin surrounding the nipple is called the ____
a. uvula b. vulva c. areola d. alveolus
The _______ cause inhaled air to churn so that it can be cleansed, humidified and warmed.
A. nasal conchae B. alveoli C. sinuses D. nasolacrimal ducts E. choanae
List the four groups of pontine structures
What will be an ideal response?
Match the acid-base disturbance with the clinical scenario and arterial blood gases. An individual with an asthma attack; pH = 7.32; [HCO3-] = 25 mEq/L; PCO2 = 50 mm Hg
A. metabolic acidosis with respiratory compensation B. metabolic alkalosis with respiratory compensation C. respiratory acidosis with renal compensation (chronic respiratory acidosis) D. respiratory acidosis without renal compensation (acute respiratory acidosis) E. metabolic acidosis and respiratory acidosis