Explain what "blood doping" is.
What will be an ideal response?
Blood doping is a technique that involves transfusing extra blood cells into an athlete right before an event. The extra blood cells boost the endurance of the athlete for a short amount of time following the transfusion.
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In which of the following areas of the human body do secretions play the greatest role in preventing microbial colonization?
A. Genital tract B. Stomach C. Large intestine D. Upper respiratory tract
Why are skeletal muscles striated?
a. because of the repeating bands of troponin and tropomyosin b. because of the repeating bands of actin and tropomyosin c. because of the repeating bands of actin and myosin d. because of the repeating bands of troponin and myosin
A common human behavior happens in your biology lecture. You observe a student yawning, and then you and other people yawn. Each student now completes an entire yawn, taking some six seconds to complete. The behavior of yawning to completion after your yawn was triggered by the stimulus of seeing someone else yawn is termed a
A. fixed action pattern. B. substantive blueprint. C. methodology template. D. maximum survival pattern. E. minimum survival pattern.
Which of the following statements is CORRECT?
A) The carpal region is proximal to the brachial region B) The umbilical region is dorsal to the spinal column C) The thoracic region is caudal to the lumbar area D) The femoral region is proximal to the pedal region