<span>In response to a body temperature above the set point, two effector responses in mammals could be sweating and panting.
</span><span>Negative feedback stimulate activities of effectors (including sweat glands) that lower the temperature.</span>
Diaphragm...is the muscle that helps in respiration.....there are also some other but....you said flat so diaphragm !
They can’t live in dry areas because fungi need to be able to trap moisture since their broad tops can dry out