What condition is characterized by normal lung tissue being replaced with scar-forming fibrous connective tissue as a result of exposure to asbestos fibers or similar irritants?
a. pleurisy
b. chronic bronchitis
c. emphysema
d. pulmonary fibrosis
e. asthma
d
Anatomy & Physiology
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Which mechanism is not important in self-tolerance?
a. clonal deletion b. activation by helper T cells c. clonal anergy d. receptor editing e. active suppression by regulatory T cells
Anatomy & Physiology
The kidneys secrete additional H+ and conserve HCO3- to compensate for increased H+ concentration in the body fluids
Indicate whether the statement is true or false
Anatomy & Physiology
The _____ nerve is responsible for movement of the tongue.
Fill in the blank(s) with the appropriate word(s).
Anatomy & Physiology
Which of the following contains only one X chromosome?
a. An oocyte b. A sperm c. A body cell in female d. A body cell in male
Anatomy & Physiology