Thirty minutes after Mary has completed a 25-km race, she begins to notice severe muscle soreness and stiffness in her legs. Her urine is dark colored. She wonders whether she may have damaged her muscles during the race. She visits the ER, and the
doctor orders several blood tests. What kind of blood tests can help determine whether muscle damage has occurred?
What will be an ideal response?
If muscle damage occurred, the doctor would find enzymes such as creatine phosphokinase and proteins such as myoglobin or troponin in the bloodstream released by injured skeletal muscle cells. The level of these substances correlates with the severity of the injury.
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A(n) ________ is a committed granular leukocyte stem cell that produces neutrophils.
Fill in the blank(s) with the appropriate word(s).
Aside from the obvious, describe the differences between slow and fast pain.
What will be an ideal response?
Identify three sources of stored energy utilized by muscle fibers
A) fatty acids, amino acids, and glycogen B) lactate, pyruvate, and glucose C) fatty acids, amino acids, and lactate D) pyruvate, lactate, and GTP E) ATP, creatine phosphate, and glycogen
Hemocytoblast stem cells
A. are specialized cells. B. are found in yellow bone marrow. C. form branches of trees. D. are abundant in the plasma. E. give rise to all formed elements in the blood.