Before doing this section you should look at the National 4 Lifeskills Maths section on Gradient of a slope. The National 4 section shows how to calculate the gradient of a slope using the vertical ...

Any straight line graph has a constant gradient, which is calculated by the change in 𝑦 divided by the change in 𝑥, along any section of the graph. The gradient is measuring the steepness of the ...

The vagus motor neurons, which control swallowing and speech, originate in the hindbrain and innervate the pharyngeal arches (PAs). The word "vagus" derives from the Latin for "wandering", as the ...