Which of the following statements describes how you would classify figure 28.2 as a negative feedback loop?
a
the control center counteracts change from a set point.
b
the sensors notice an increase away from a set point.
c
nerves and hormones carry messages to target organs.
d
a target organ receives and responds to a message.

the answer is a. When the heart rate is too high, the body sends hormones that continually increase the heart rate higher.

stress fractures occur largely in the feet and legs and are common in sports that require repetitive impact, primarily running/jumping sports such as gymnastics or track and field.

regents of the university of california v. bakke, 438 u.s. 265 (1978), was a landmark decision by the supreme court of the united states. it upheld affirmative action, allowing race to be one of several factors in college admission policy.