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What is SA Node?...

What is SA Node?

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What is the function of SA node?

What is the total number of nodes in 3d-orbital?

In a particular vibrating mode of a stretched string of length l clamped at both the ends, n nodes are formed . What is the wavelength of the stationary wave formed in this mode ?

A wave represented by the equation y = A cos (ks - omega t) superposes on another wave to produce a stationary wave with a node at s = 0 . What is the equation of this second wave ?

The equations of two progressive waves superposing on a string are y_(1)= A sin [k(x - ct)] and y_(2) = A sin [k (x + ct)] . What is the distance between two consecutive nodes ?

In this plant, the site of origin of new plants is node

P wave of ECG indicates 1. activation of SA node 2. depolarization of atrial muslces 3. spread of excitation froom AV node ot Purkinje fibres 4. repolarization of atria and depolarization of ventricles

What is the function of node of Ranvier.

What is the number of nodes in 3d orbitals ?