Factors that aid venous return include all except ________
A) venous valves
B) activity of skeletal muscles
C) pressure changes in the thorax
D) urinary output
D
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Which skin markings usually disappear during childhood?
A. Friction ridges B. Capillary hemangiomas C. Cavernous hemangiomas D. Pili E. Nevi
A _______________ (singular) is the name for the cylinder shape that erythrocytes form as they line up in single file for passage through the smallest blood vessels
Fill in the blank with correct word.
Costal cartilages connect which of the following?
A. The floating ribs with xiphoid process B. The true ribs with the scapula C. The false ribs with the viscera and peritoneum D. The clavicles with the sternum E. The ribs with the sternum
Cells that are specialized for secretion
A) are usually stratified. B) have a small nucleus. C) are usually squamous. D) exhibit polarity. E) are found only in the digestive system.