The right ventricle
A) has thinner muscular walls than does the left ventricle.
B) pumps blood out of the heart to the systemic circuit.
C) receives blood from the left atrium through the tricuspid valve.
D) is connected to the pulmonary veins.
E) sends blood out through the aortic semilunar valve.
A) has thinner muscular walls than does the left ventricle.
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Gas exchange occurs in all of the following EXCEPT:
A) terminal bronchioles. B) alveolar ducts. C) respiratory bronchioles. D) alveolar sacs.
Decrease in the size of a tissue is known as ________.
A. hyperplasia B. atrophy C. hypotrophy D. metaplasia E. hypertrophy
There are two types of synapses, based on mode of communication. What are they?
A. Mechanical and electrical B. Mechanical and chemical C. Physical and chemical D. Magnetic and physical E. Chemical and electrical
The airways most responsible for the resistance of the respiratory system (Raw) during mouth breathing are:
A. the trachea, main stem, and lobar bronchi B. the terminal bronchioles C. the respiratory bronchioles D. the alveoli and alveolar ducts