Cesium Bromide Crystallizes in a Primitive Cubic Unit Cell with Bromide

question 55

Multiple Choice

Cesium bromide crystallizes in a primitive cubic unit cell with bromide ions at the lattice points.The cesium ions occupy cubic holes.How many bromide ions surround each cesium ion in cesium bromide?

• A) 1
• B) 2
• C) 4
• D) 8
• E) 12

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Definitions:

Myelin Sheath

A protective covering that surrounds axons of many neurons, facilitating the faster transmission of electrical impulses along the nerve cells.

Dendrites

Extensions of neurons that receive signals from other neurons and transmit them toward the cell body.

Axon

A long, slender projection of a nerve cell, or neuron, that conducts electrical impulses away from the neuron's cell body to transmit information to different neurons, muscles, and glands.

Reticular Formation

A complex network of interconnected neurons that are involved in regulating wakefulness, sleep, and transition between sleep and wakefulness, as well as in various reflex actions.