Examlex
What is meant by an "orientation column?" Describe the arrangement of orientation columns found in primary visual cortex.
Estrogen
A group of steroid hormones that promote the development and maintenance of female characteristics in the human body.
Progesterone
A substance secreted by the ovaries, placenta, and adrenal glands, responsible for controlling the menstrual cycle and maintaining pregnancy.
Extraembryonic Membrane
A set of tissues outside the embryo that provide support and nourishment in the early stages of development.
Shock Absorber
A mechanical device designed to smooth out or dampen shock impulse, and absorb kinetic energy.
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