PATHOLOGY

PATHOLOGY MCQ

ENDOCRINE SYSTEM

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
When levels go above or below a set point a hormone is released to return the body to set point. When the body is restored to set point no more hormone is released. This is an example of ____
A
a positive feedback loop
B
a negative feedback loop
C
a neutral feedback loop
D
None of the above
Explanation: 

Detailed explanation-1: -Final Answer: Constriction of skin blood vessels and contraction of skeletal muscles when it is too cold is an example of a negative feedback loop in humans.

Detailed explanation-2: -The answer is ADH is a negative feedback loop.

Detailed explanation-3: -Some examples of positive feedback are contractions in child birth and the ripening of fruit; negative feedback examples include the regulation of blood glucose levels and osmoregulation.

There is 1 question to complete.