What are rod used for?
A rod is a bar or a stick, like the curtain rods in your windows or the steel rods inside the structure of a building that help make it sturdy. A rod can be a staff, like a walking stick, or a metal bar used in construction projects.
What does Rod mean in medical terms?
Rod: A type of specialized light-sensitive cell (photoreceptor) in the retina of the eye that provides side vision and the ability to see objects in dim light (night vision).
What does metal rod mean?
Metal rods are metals and alloys designed in the pattern of round bars or rod, rectangular or flat bars, square bars, hexagons, and other patterns of bar stock. Reinforcing bars are also a type of metal rods that are used to give strength or internally sustain the concrete and masonry structures.
What is the full form of rod?
|ROD||Return On Debt|
|ROD||Reporting Obligation Database|
|ROD||Record Oriented Data|
|ROD||Run Out Date|
What is rod in biology?
rod, one of two types of photoreceptive cells in the retina of the eye in vertebrate animals. Rod cells function as specialized neurons that convert visual stimuli in the form of photons (particles of light) into chemical and electrical stimuli that can be processed by the central nervous system.
What measurement is a rod?
rod, old English measure of distance equal to 16.5 feet (5.029 metres), with variations from 9 to 28 feet (2.743 to 8.534 metres) also being used.
What is cones and rods?
There are two types of photoreceptors in the human retina, rods and cones. Rods are responsible for vision at low light levels (scotopic vision). Cones are active at higher light levels (photopic vision), are capable of color vision and are responsible for high spatial acuity.
What are metal rods called?
The most common shapes are round bar (also called rod), rectangular bar (including square bar, the special case of equal sides), and hexagonal bar (usually called hex bar for short).
What does Rod stand for in retail?
Return on debt (ROD) is a measure of profitability with respect to a firm’s leverage. Return on debt shows how much the usage of borrowed funds contributes to profitability, but this metric is uncommon in financial analysis.
What does Rod stand for in construction?
rodnoun. An implement held vertically and viewed through an optical surveying instrument such as a transit, used to measure distance in land surveying and construction layout; an engineer’s rod, surveyor’s rod, leveling rod, ranging rod.
What is a rod cell?
Rods are a type of photoreceptor cell in the retina. They are sensitive to light levels and help give us good vision in low light. They are concentrated in the outer areas of the retina and give us peripheral vision. Rods are 500 to 1,000 times more sensitive to light than cones.
What are rod bacteria?
bacillus, (genus Bacillus), any of a genus of rod-shaped, gram-positive, aerobic or (under some conditions) anaerobic bacteria widely found in soil and water. The term bacillus has been applied in a general sense to all cylindrical or rodlike bacteria.