im friends with a couple still tho not close, n 1 i try 2 avoid 1.... wasnt the most intelligent thing ive ever done dating him. the guy im currently wif its one of those "sorta" relationships, he doesnt get on wif the guy i dated b4 him so i very rarly speak 2 him, if they saw each other i can...
A definition of negative feedback is:
Any change in conditions away from the norm or optimum is detected by receptors which switch on a corrective mechanism. The corrective mechanism restores the condition back to normal and then the corrective mechanism is switched off.
The receptor cells...
feedback mechanisms are required to maintain stable conditions in the body.wen the body conditions become unfavourable, info is sent to the control centre (usually brain) to correct this condition.
An example of a feedback mechanism in humans would be the increase in heart rate and...
blinking is just a relfex action (dilation of the pupil and saliva production) there isnt much on it in the syllabus i think its just to show u that reflex actions dont always involve the spinal cord and spinal nerves , they can also involve the brain. heres an experiment 4 showing u pupil...
CAFS has always been wordy for me, so the questions werent really a surprise altho question 16 c killed me, relating things how they want is virtually impossible. this course could be so much easier if they just kept to the point when writting questions... they would get heaps betta answers 2!