Nervous coordination Flashcards
what specie doesnt use a network of nerve cells?
sponges.
all ____________ are transducers.
receptors.
Mechanoreceptors are stimulated by ________________________. like __________, ___________, ___________, ___________.
physical deformalities.
pressure
touch
motion
stretch.
Pain receptors are also known as?
Nociceptors.
osmoreceptors are present in _________ to detect changes in the blood concentration and stimulates the thirst.
Brain (hypothelamus)
Chemoreceptors are also found in Nasal epithilium are known as?
olfactory receptors.
chemoreceptor found in tongue are called as?
gustatory receptors.
all sensory inputs from receptors are received by ____
CNS
what are two effectors?
muscles and glands.
CNS is consist of ________ and __________________.
Brain
spinal cord.
the msg from sensory organ to the CNS goes by ____________ neurons.
sensory
the msg from CNS to the effector goes by ____________ neurons.
motor
A nerve impulse that goes to the brain or spinal cord is started by _____________ neurons.
