Antibodies flag foreign antigens for destruction in:
A) Natural immunity
B) Acquired immunity
C) Humoral immunity
D) Cell-mediated immunity
Answer: C) Humoral immunity
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The major pathologic or structural changes associated with cystic fibrosis include:
1. partial airway obstruction leading to hyperinflation. 2. bronchospasm. 3. thick, tenacious mucus. 4. total airway obstruction leading to atelectasis. a. 1, 2 b. 3, 4 c. 1, 3, 4 d. 1, 2, 3, 4
What is the function of a pacemaker?
A. To stimulate the heart to contract B. To increase the heart's stroke volume C. To improve the heart's contractility D. To increase the force of cardiac contractions
The fundus is the:
a. uppermost portion of the uterus, above where the fallopian tubes connect. b. lower portion of the uterus, also called the cervix. c. upper two-thirds of the uterus, composed of smooth muscle. d. body, or corpus of the uterus.
The spinal column is composed of which sections, described in order from most superior to most inferior?
A) Cervical, lumbar, thoracic, sacral, and coccyx B) Coccyx, lumbar, thoracic, cervical, and sacral C) Thoracic, lumbar, cervical, coccyx, and sacral D) Cervical, thoracic, lumbar, sacral, and coccyx