What is the resolution of the human eye?
Is the resolution of our eye comparable to that of today’s top quality films? What is the actual resolution of the human eye?
This animation introduces the most important organ systems of the human body.
The three main types of blood vessels in the human body are the arteries, the veins, and...
The reflex triggered by the stretching of the extensor muscle is the patellar reflex.
Glands of the endocrine system secrete hormones into the blood.
Taste receptors convert chemical stimuli into electric signals.
Our heart generates the electrical impulses necessary for its own operation. The graphic...
The inability to differentiate certain shades of colour is called colour vision deficiency.
Surface epithelia cover the external and internal surfaces of the body