What is the medication used to prevent blood from clotting within an IV catheter?
What will be an ideal response?
heparin
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Picking up a book at a constant speed requires that
a. muscle tension be equal to the book's weight b. the muscle perform an eccentric contraction c. the muscle perform an isometric contraction d. the muscle perform a concentric contraction e. both a and d occur
Why does one continue to breathe heavy after rigorous physical activity has stopped?
A. The lungs can't stop breathing until the heart rate slows down. B. The kidneys require oxygen to dispose of excess lactate. C. The body requires more oxygen to restore levels of ATP and creatine phosphate. D. The diaphragm is waiting for its acetylcholine to run out. E. Myosin heads need more oxygen to fully detach from actin.
Collagenous fibers are very abundant in ________
A) ligaments, bones, and the most superficial portion of the skin B) areolar tissue, tongue, and bones C) blood and hyaline cartilage D) blood, adipose tissue, and osseous tissue E) tendons, ligaments, and the deeper portion of the skin
Which of the following is an organic substance?
A. CO2 B. C6H12O6 C. NaOH D. NaHCO3