A Condition in Which Persons Display Behaviours Typical of Autism

question 46

Multiple Choice

A condition in which persons display behaviours typical of autism but to a lesser degree and/or with an onset later than 3 years of age is

• A)Asperger syndrome.
• B)Rett syndrome.
• C)childhood disintegrative disorder.
• D)pervasive developmental disorder NOS.

---

Definitions:

Neuronal Membrane

The lipid bilayer that surrounds a neuron, maintaining the cell's structure and contributing to its function by regulating the movement of ions and molecules.

Activation Gate

In the context of cell membrane channels, this refers to a mechanism that opens or closes ion channels in the cell membrane in response to physiological stimuli.

Transport Pump

Proteins in cell membranes that use energy to move substances across the membrane, often against a concentration gradient.

Saltatory Conduction

The transmission of a neural impulse along a myelinated neuron; ion activity at one node depolarizes the next node along the axon.