Diarrhoea means passing frequent, loose, watery stools 3 or more times in a day. Diarrhoea is often accompanied by vomiting. It is very common in children. The commonest cause in this age group is viral. There is therefore usually no need to prescribe antibiotics. Fluid loss occurs quickly in Read More
All blood cells come from blood stem cells.
Blood cells develop through a process called
haematopoiesis. This involves bone marrow
and part of the lymphatic system.
Bone marrow contains unspecialised cells known as haematopoietic stem cells. As they divide and mature, they beco Read More
Eczema is a conditions that cause an itchy, inflamed skin and Eczema (also called atopic dermatitis) is characterised by dry itchy skin with areas of poorly demarcated erythema and scale. In the acute phase eczema may be vesicular and oozing, in the chronic phase it may become hyperpigmented and Read More
Neurons have an architecture that consists of a cell body and two sets of additional compartments called ‘processes’. One of these sets are called axons; their job is to transmit information from the neuron on to others to which it is connected. The other set are called dendrites - their Read More