One of the Key Features of Epithelial Tissue That Differentiates

question 46

Multiple Choice

One of the key features of epithelial tissue that differentiates it from the other three types of tissue is

• A) the density of the tissue, with cells connected very closely.
• B) semipermeability.
• C) its ability to reproduce.
• D) the ability to carry large amounts of oxygen.
• E) its control over the other tissues.

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Definitions:

Axons

Long, slender projections of nerve cells that transmit electrical impulses away from the neuron's cell body.

Conduction

Transfer of energy, such as heat, from one point to another without evident movement in the conducting body.

Glial Cells

Non-neuronal cells in the central and peripheral nervous system that support and protect neurons.

Blood-Brain Barrier

The blood-brain barrier is a semi-permeable barrier of endothelial cells that prevents most substances in the blood from non-selectively crossing into the brain, protecting it from pathogens and toxins.