Epithelial Tissue Characteristics

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What is the characteristic of epithelial cells in terms of shape?

They have a spherical shape

They have a variable shape (squamous, cuboidal, columnar) (correct)

They have a fixed shape

They have a rectangular shape

What is the function of the basement membrane in epithelial tissue?

It forms a barrier between epithelial and connective tissue (correct)

It provides structural support to epithelial cells

It provides nutrients to epithelial cells

It regulates the growth of epithelial cells

Which of the following is a characteristic of simple epithelia?

They have multiple layers of cells

They show polarity with uneven distribution of organelles and membrane proteins (correct)

They are only found in the nervous system

They have a uniform distribution of organelles

What is the term for the region of the cell that contacts the connective tissue?

Basal pole Signup and view all the answers

What is the term for the connective tissue that underlies the epithelia lining the organs of the digestive, respiratory, and urinary systems?

Lamina propria Signup and view all the answers

Which of the following is NOT a characteristic of epithelial tissue?

It contains blood vessels Signup and view all the answers

What is the function of cellular junctions in epithelial tissue?

They adhere epithelial cells strongly to one another Signup and view all the answers

What is the function of papillae in epithelial tissue?

To increase the area of contact between the epithelium and connective tissue Signup and view all the answers

What is the primary function of the epidermis?

Protection of the underlying tissue Signup and view all the answers

What type of epithelial tissue is involved in secretion?

Glands Signup and view all the answers

What is the origin of epithelial tissues?

From all the embryonic layers Signup and view all the answers

What is the function of the basement membrane?

To separate the epithelium from the underlying tissue Signup and view all the answers

What is the composition of the basement membrane proper?

Glycoproteins and collagen material Signup and view all the answers

What is the cell coat composed of?

Glycoproteins and glycolipids Signup and view all the answers

What is the name of the layer that is rich in reticular fibers?

Connective tissue layer Signup and view all the answers

What is the primary function of glandular epithelium?

Secretion Signup and view all the answers

Exocrine glands are characterized by:

Retaining their connection with the surface through ducts Signup and view all the answers

What type of glands secrete hormones directly into the blood capillaries?

Endocrine glands Signup and view all the answers

What is the characteristic of merocrine glands?

The secretion leaves the cell by exocytosis and the cell membrane is left intact Signup and view all the answers

What is the characteristic of holocrine glands?

The cells become totally included in the secretion Signup and view all the answers

What type of gland is the pancreas?

Mixed exocrine and endocrine gland Signup and view all the answers

What is the classification of glands based on the shape of the secretory part and the branching of ducts?

Simple, simple branched, and compound Signup and view all the answers

What is the characteristic of apocrine glands?

Loss of the apical part of the cell during secretion Signup and view all the answers

What is the characteristic of sebaceous glands?

They are holocrine glands Signup and view all the answers

What is the classification of glands based on the number of cells?

Unicellular and multicellular glands Signup and view all the answers

What is the function of sustentacular cells in neuroepithelium?

To support neuroepithelial cells Signup and view all the answers

Which of the following is an example of a compound tubular gland?

Lacrimal gland Signup and view all the answers

What is the characteristic of serous glands?

They secrete serous fluid containing water, albumin, and enzymes Signup and view all the answers

What is the function of the organ of Corti in the inner ear?

To perceive hearing Signup and view all the answers

What is the characteristic of myoepithelial cells?

They are modified to contract Signup and view all the answers

What is the main function of glandular epithelium?

Secretion of substances Signup and view all the answers

Which type of gland retains its connection with the surface by having ducts?

Exocrine gland Signup and view all the answers

What is the characteristic of merocrine glands?

The secretion leaves the cell by exocytosis and the cell membrane is left intact Signup and view all the answers

Which gland is an example of a mixed exocrine and endocrine gland?

Pancreas Signup and view all the answers

What is the term for glands that lose their connection with the surface?

Endocrine glands Signup and view all the answers

Which type of gland is formed of only one cell?

Unicellular gland Signup and view all the answers

What happens during the secretion of apocrine glands?

There is loss of the apical part of the cell Signup and view all the answers

What type of glands are characterized by cells bursting and becoming totally included in the secretion?

Holocrine glands Signup and view all the answers

What shapes can the secretory part of simple glands take?

Straight tubular, coiled tubular, and acinar Signup and view all the answers

Which type of glands secrete serous fluid containing water, albumin, and enzymes?

Serous glands Signup and view all the answers

Epithelial Tissue Characteristics

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Questions and Answers

What is the characteristic of epithelial cells in terms of shape?

What is the function of the basement membrane in epithelial tissue?

Which of the following is a characteristic of simple epithelia?

What is the term for the region of the cell that contacts the connective tissue?

What is the term for the connective tissue that underlies the epithelia lining the organs of the digestive, respiratory, and urinary systems?

Which of the following is NOT a characteristic of epithelial tissue?

What is the function of cellular junctions in epithelial tissue?

What is the function of papillae in epithelial tissue?

What is the primary function of the epidermis?

What type of epithelial tissue is involved in secretion?

What is the origin of epithelial tissues?

What is the function of the basement membrane?

What is the composition of the basement membrane proper?

What is the cell coat composed of?

What is the name of the layer that is rich in reticular fibers?

What is the primary function of glandular epithelium?

Exocrine glands are characterized by:

What type of glands secrete hormones directly into the blood capillaries?

What is the characteristic of merocrine glands?

What is the characteristic of holocrine glands?

What type of gland is the pancreas?

What is the classification of glands based on the shape of the secretory part and the branching of ducts?

What is the characteristic of apocrine glands?

What is the characteristic of sebaceous glands?

What is the classification of glands based on the number of cells?

What is the function of sustentacular cells in neuroepithelium?

Which of the following is an example of a compound tubular gland?

What is the characteristic of serous glands?

What is the function of the organ of Corti in the inner ear?

What is the characteristic of myoepithelial cells?

What is the main function of glandular epithelium?

Which type of gland retains its connection with the surface by having ducts?

What is the characteristic of merocrine glands?

Which gland is an example of a mixed exocrine and endocrine gland?

What is the term for glands that lose their connection with the surface?

Which type of gland is formed of only one cell?

What happens during the secretion of apocrine glands?

What type of glands are characterized by cells bursting and becoming totally included in the secretion?

What shapes can the secretory part of simple glands take?

Which type of glands secrete serous fluid containing water, albumin, and enzymes?

What is the term for the type of epithelial cells that are modified to contract?

What is the function of the neuroepithelium?

Which type of glands have a secretory part that is branched and tubular?

What is the name of the glands that secrete mucin?

Which type of glands have a secretory part that is branched and tubulo-acinar?

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