Defense mechanisms that respond at the same speed and efficiency upon repeated exposure are classified as ______ immunity and defense mechanisms that increase in speed and strength upon repeated exposure are classified as ______ immunity
A.
innate; non-specific
B.
adaptive; innate
C.
specific; innate
D.
innate; adaptive
D
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The P wave of a normal electrocardiogram indicates ________.
A) ventricular repolarization B) ventricular depolarization C) atrial repolarization D) atrial depolarization
When amino acids are metabolized for energy, the nitrogen is converted to urea and then is excreted from the body by the __________.
A) skin. B) kidneys. C) sweat glands. D) liver. E) spleen.
Which of the following structures of the lower limb is correctly matched to its description?
A. Tibial tuberosity - superior to the patella B. Greater trochanter - distal shaft of femur C. Patella - bone within tendon of quadriceps D. Lateral malleolus - distal end of tibia E. Medial malleolus - proximal end of the tibia
Unlike other joints, a ________ does not join two bones to one another
A) suture B) gomphosis C) syndesmosis D) cartilaginous joint E) bony joint