Answer:
A reflex, or reflex action, is an involuntary and nearly instantaneous movement in response to a stimulus. A reflex is made possible by neural pathways called reflex arcs which can act on an impulse before that impulse reaches the brain
Answer:
In my guess, The union of cells with a similar structure and function is muscular tissue because it is obviously same in shape and all tissue has the similar function I.e. give the structure to the body.
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Answer:
Bronchitis is diagnosed by showing of its symptoms:
. a cough which produces clear, yellow, or greenish mucus.
. wheezing.
. shortness of breath.
. sore ribs and stomach due to coughing.
. sore throat.
. nasal congestion.
. a headache.
. body aches.
Explanation: