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Growth
Stimuli itself is of two types - external stimuli and internal stimuli. External stimuli refers to touch, pressure, heat etc. Internal stimuli refers to the stimuli produced by body components - like hormones etc.
homeostatosis
ventral
Any organism that has intact nerve cells or a functioning nervous system will respond to stimuli. Organisms respond to changes in temperature, pressure, or chemical composition of its' external or internal environment. A stimulus has to be strong enough to initiate an impulse, called a threshold stimulus.
True. Hunger is internal, a voice is external.
how can respiatory system respond to internal and external stimuli
One of the things that making an organism alive is its' response to stimuli. This can be internal or external.
internal is in and external is out
Nervous System
Internal stimuli is unconscious stimuli that occurs without conscious thought. External stimuli occurs from outside sources that procur conscious thought.
Growth
internal is in and external is out
Not at all
Change in the environment is external stimuli and the response of life to external stimuli is adaptation or extinction.
Stimuli are composed of two types: The Internal Stimuli and External Stimuli. Under internal stimuli are homeostatic imbalances and blood pressure. On the other hand, external stimuli are vision, touch and pain, taste, smell, equilibrium and sound.
Anything in an organism's external environment that causes the organism to react is a stimulus. a reaciton to a stimulus is a response. The ability to respond to stimuli in the environment is an important characteristic of living things