During a race, a long-distance runner twisted his ankle. He finished the race without feeling any pain in his ankle. This lack of the perception of pain could be the result of an increase in
A. gonadotropins.
B. lipotropins.
C. somatotropins.
D. epinephrine.
E. beta endorphins.
E
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The first law of thermodynamics states that once energy is consumed, it can no longer be converted to any other form of energy
Indicate whether this statement is true or false.
Which of the following is a vital function of the skin?
A) The skin converts modified epidermal cholesterol to vitamin D. B) The skin aids in the transport of materials throughout the body. C) The cells of the epidermis store glucose as glycogen for energy. D) The skin absorbs vitamin C so that the skin will not be subject to diseases. E) The skin aids in desiccation.
Treatment of individuals with HIV infection focuses upon early detection by interfering with the processes involved in replication and assembly of the virus by T lymphocytes, rather than attacking infected host cells directly
Indicate whether the statement is true or false.
What is the main function of the quadriceps femoris group
a. arm flexion b. hand supination c. thigh abduction d. knee extension e. foot inversion