Tissues Flashcards

1
Q

What are the 4 forms of tissues?

A

Solid (bone), semi-solid (fat), soft (muscles, ligaments), liquid (blood)

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2
Q

What are the 4 types of tissues?

A

Epithelial, connective, muscular, nervous

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3
Q

What are most body tissues derived from?

A

Mesenchyme

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4
Q

What are the 3 embryonic (germ) layers?

A

Endoderm (innermost), mesoderm and ectoderm (outermost)

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5
Q

What is the nervous system and skin derived from?

A

Ectoderm

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6
Q

What does endoderm form?

A

Everything that is hollow

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7
Q

What is epithelial tissue mostly derived from?

A

Endoderm

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8
Q

What are the 4 functions of epithelial tissue?

A

Protection (epidermis), filtration (nutrient absorption), secretion (mucous, hormones, enzymes), excretion (waste products, co2, urine)

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9
Q

Where do you find surface and glandular epithelium?

A

Surface is for lining the insider or covering the outside. Glandular makes up secretory tissue in glands

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10
Q

T or F surface and glandular epithelial cells have closely packed cells with hardly any extra cellular materials between them

A

True

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11
Q

What is the basement membrane?

A

A non cellular layer that hold the epithelial to the underlying connective tissue

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12
Q

Is epithelium vascular or avascular?

A

Avascular

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13
Q

What is the difference between apical and basal surface epithelium?

A

Apical faces the body cavity (hollow space) and basal is attached to the basement membrane

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14
Q

What are the two layers of the basement membrane?

A

Basal lamina and reticular lamina

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15
Q

What attached the basal lamina to the membrane?

A

Laminin

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16
Q

What layer of the basement membrane is closest to the connective tissue?

A

Reticular lamina

17
Q

What is another word for connective tissue?

A

Fibroblasts