Define the term reflex arc
Briefly define the term reflex arc?
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Reflex arc is the nerve chain between the receptor organ and effectors organ the arc consists of the given route.
Sensory organ – Sensory or afferent neuron – grey matter of the spinal cord – intermediary or relay neuron – efferent neuron – Effectors organ.
Optically explain, the visual deficiencies known as hypermetropia and myopia?
Give brief description of the term hypertension?
Characteristics of the strategy The following characteristics emerge from the above definitions of the strategy, 1. &
State the kind of defense cell which make worm infections stimulate the multiplication?
Web sites can log which of the below data from each and every site visitor?(i) The date the user visited the site (ii) The time (HHMMSS) the user visited the site (iii) The make and model of the PC the user is using (iv) The browser the user is
Write down function of collagen fibers of connective tissue?
Explain the way to Manage Your Time and Prioritize Your Tasks?
Why we can say that the enzymatic act is highly specific?
Repeated external stimulus is more attention -attracting than a single time. Repetition increases our sensitivity and alertness to the stimulus. Thus, greater the frequency with which a sensory stimulus is presented, the greater the chances we select it for attention.
State some of evolutionary advantages of the animals having complete digestive tube?
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