Histology

What is Histology?

• The study of cells

• The study of tissues

• The study of organs

• The study of organ systems

About how many cells are in the human body?

• 30-100 billion

• 30-100 million

• 30-100 trillion

• Either 30 trillion or 100 trillion, the number cannot be anything in between

A cell's structure determines its...

• Structure

• Fit

• Form

• Function

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All cells can:

• Undergo metabolism

• Reproduce

• Move

• Grow

• Respond to their environment

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What is Interstitial Fluid?

• A solution which surrounds cells and contains gases, nutrients, and salts dissolved in water

• A substance which surrounds us, penetrates us, and binds the galaxy together

• A fancy name for blood

• The extracellular matrix of osseous tissue

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What is Differentiation?

• The process by which cells evolve

• The process by which cells divide

• A process where cells develop particular structures which enable them to only perform specific functions

• A process where cells develop

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About how many different TYPES of cells are there in the body?

• 200

• 30-100 trillion

• 30-100 billion

• 12, but there are subcategories which increases the number to around 65

Cells combine to form...

• Sup

  erc

  ell(s)

• Tissues

• Organs

• Multicellular organisms

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How many basic tissue types exist in the body?

• 3

• 4

• 12

• 6

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Epithelial Tissue

• Avoids exposed surfaces, retreats from internal passageways and chambers, destroys glands

• Covers exposed surfaces, lines internal passageways and chambers, forms glands

• Skin

• If epithelial tissue appears in too large a quantity, it provides healing abilities akin to those of Wolverine