# How does the schwann cells form the myelin sheath and the neurilemma encasing the nerve processes?

The Schwann cells wrap themselves tightly around the axon like a jellyroll. During the wrapping process, the cytoplasm is squeezed from between adjacent layers of the Sc… (MORE)

# What is Neurilemma sheath or sheath of schwann?

Surrounding the myelin sheath, there is a thin membrane called neurilemmal sheath. This is also called neurilemma or sheath of Schwann. This contains Schwann cells, whic… (MORE)

# Do all nerve cells have a neurilemma?

The neurilemma is the Schwann cell. This helps with regeneration of cells. The nerve cells in the brain do not have neurilemma and therefore, cannot regenerate.

# What Are Some of Python's Functions?

Python has a number of different built in functions. These functions are always available with a set goal and purpose. They perform certain tasks, such as mathematics, which a… (MORE)

# The OR Function in Excel

Excel contains a number of logic functions. These functions accept a number of arguments, which will then be evaluated. The result of that evaluation will either be true or fa… (MORE)

# Getting to Know the Different Statistical Functions in Excel

The Statistical functions in Excel provide math based computations for you, the user, so that you can take advantage of its many spreadsheet abilities. These functions, also k… (MORE)

# What is prototype of a function and signature of a function?

function prototype is declaration of function without its body and ends with a semicolon. The return type, parameter type and their order are specified. Where asfunction signa… (MORE)

# Is signum function a bijective function?

The signum function is defined as follows: f(x) = -1 if x < 0 = 0 if x=0 = 1 if x > 0 It is not one-to-one (bijective) as can be easility seen). f(2)=1 f(3)=1 f(1… (MORE)

# What is the virtual function and friend function?

Virtual FunctionA virtual function is a class method that is intended to be overridden by derived classes. This is achieved be preceding the function declaration with the keyw… (MORE)