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The reflex triggered by the stretching of the thigh extensor muscle is the patellar reflex.
Adrenaline, also known as epinephrine, is a hormone produced in our bodies in stressful...
The topmost layer of our skin is the epidermis, which contains melanocytes.
In this lesson you will learn about the basics of speech perception and language acquisition.
Synovial joints can be categorised by the direction of movement they allow.
When producing sound, the vocal cords are vibrated by the air flowing out of the lung.
This animation demonstrates the development of the human embryo and fetus.
Olfactory receptors produce electric signals when stimulated by odors.