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| 1 | |
The four principal types of tissues are |
| | A) | muscle, nervous, skeletal, connective |
| | B) | epithelial, skeletal, connective, reticular |
| | C) | connective, skeletal, epithelial, nervous |
| | D) | epithelial, connective, muscle, nervous |
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| 2 | |
Which type of tissue facilitates movement of the skeleton or organ walls? |
| | A) | epithelial |
| | B) | muscular |
| | C) | connective |
| | D) | nervous |
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| 3 | |
Functions of epithelial tissue include |
| | A) | providing structural support |
| | B) | protecting exposed surfaces |
| | C) | conducting electrical impulses |
| | D) | storing energy in the form of fat |
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| 4 | |
Which of the following is not a characteristic of tight junctions? |
| | A) | encircle epithelial cells near their apical surface |
| | B) | attach each cell to its neighbors by fusing plasma membranes |
| | C) | allow free flow of cytoplasm between neighboring cells |
| | D) | prevent substances from passing in between adjacent cells |
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| 5 | |
Unlike other intercellular junctions, ____________ only attach a cell to its neighbors at potential stress points. |
| | A) | tight junctions |
| | B) | adhering junctions |
| | C) | gap junctions |
| | D) | desmosomes |
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| 6 | |
At ____________, transmembrane proteins create tiny pores through which small molecules and ions pass between adjoining cells. |
| | A) | gap junctions |
| | B) | tight junctions |
| | C) | desmosomes |
| | D) | adhering junctions |
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| 7 | |
Epithelia are classified on the basis of |
| | A) | cell size and shape of cells at the apical surface |
| | B) | shape of cells at the apical surface and secretions of cells |
| | C) | number of cell layers and shape of cells at the apical surface |
| | D) | number of cell layers and cell size |
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| 8 | |
Which type of epithelium is adapted to protect underlying tissues from abrasion and friction? |
| | A) | simple squamous |
| | B) | stratified squamous |
| | C) | transitional |
| | D) | simple cuboidal |
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| 9 | |
Nonciliated simple columnar epithelium often contains ____________, which increase the surface area for secretion and absorption. |
| | A) | flagella |
| | B) | collagen fibers |
| | C) | microvilli |
| | D) | all of the above |
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| 10 | |
The three shapes of cells used to classify most epithelia are described as |
| | A) | squamous, columnar, and cuboidal |
| | B) | hexagonal, polyhedral, and transitional |
| | C) | flat, irregular, and oblong |
| | D) | thick, slender, and flattened |
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| 11 | |
Multicellular exocrine glands may be classified by their |
| | A) | form and structure |
| | B) | type of secretion |
| | C) | method of secretion |
| | D) | all of the above |
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| 12 | |
In apocrine glands, the secretory product is released |
| | A) | from a unicellular gland called a goblet cell |
| | B) | upon destruction of the entire gland cell |
| | C) | through exocytosis with no cellular damage |
| | D) | by pinching off the apical portion of the cytoplasm |
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| 13 | |
Examples of apocrine glands include which of the following? |
| | A) | mammary and some sweat glands |
| | B) | thyroid and adrenal glands |
| | C) | salivary and sebaceous glands |
| | D) | all of the above |
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| 14 | |
What are the three basic components of connective tissue? |
| | A) | ground substance, cells, and basement membrane |
| | B) | cartilage, intercellular matrix, and serum |
| | C) | cells, protein fibers, and ground substance |
| | D) | collagen, elastin, and reticular fibers |
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| 15 | |
Embryonic connective tissues include |
| | A) | mesenchyme |
| | B) | Wharton's jelly |
| | C) | both of the above |
| | D) | neither of the above |
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| 16 | |
Mesenchyme |
| | A) | gives rise to all other connective tissues |
| | B) | is the first connective tissue to emerge in the embryo |
| | C) | persists as stem cells in some adult connective tissues |
| | D) | all of the above |
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| 17 | |
Which two classes of cells are found in connective tissue proper? |
| | A) | resident cells and wandering cells |
| | B) | mast cells and fibroblasts |
| | C) | adipocytes and leukocytes |
| | D) | macrophages and mesenchyme cells |
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| 18 | |
The major functions of loose connective tissue include |
| | A) | occupying spaces between organs and supporting epithelia |
| | B) | supporting and surrounding blood vessels and nerves |
| | C) | cushioning organs, storing lipids, and facilitating diffusion |
| | D) | all of the above |
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| 19 | |
Which term describes a band of dense regular connective tissue that attaches two bones? |
| | A) | aponeurosis |
| | B) | tendon |
| | C) | ligament |
| | D) | capsule |
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| 20 | |
Dense irregular connective tissue that forms a supporting layer around cartilage is called |
| | A) | perichondrium |
| | B) | periosteum |
| | C) | the dermis |
| | D) | a capsule |
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| 21 | |
Which of the following pairings is incorrect? |
| | A) | hyaline cartilage, articular ends of long bones |
| | B) | supporting connective tissue, blood |
| | C) | fibrocartilage, intervertebral discs and menisci |
| | D) | elastic cartilage, epiglottis and external ear |
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| 22 | |
The minute passageways in the bony matrix that allow osteocytes to communicate with each other are called |
| | A) | lamellae |
| | B) | lacunae |
| | C) | osteons |
| | D) | canaliculi |
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| 23 | |
All of the following are types of serous membranes except |
| | A) | pleurae |
| | B) | perichondrium |
| | C) | peritoneum |
| | D) | pericardium |
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| 24 | |
Which of the following is a major function of serous membranes? |
| | A) | excreting waste fluids across the parietal layer |
| | B) | absorbing nutrients into the visceral layer |
| | C) | minimizing friction between opposing surfaces |
| | D) | providing a tough protective covering around organs |
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| 25 | |
Skeletal muscle is |
| | A) | striated and voluntary |
| | B) | nonstriated and involuntary |
| | C) | striated and involuntary |
| | D) | nonstriated and voluntary |
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| 26 | |
Cells in which tissue type are specialized to transmit electrical impulses from one body region to another? |
| | A) | muscle |
| | B) | nervous |
| | C) | connective |
| | D) | epithelial |
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| 27 | |
The two types of cells in nervous tissue are |
| | A) | dendrites and axons |
| | B) | nerve processes and nerve fibers |
| | C) | satellite cells and neurons |
| | D) | neurons and glial cells |
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| 28 | |
Nervous tissue cells that play several supporting roles but do not transmit impulses are called |
| | A) | glial cells |
| | B) | dendrites |
| | C) | nerve cells |
| | D) | neurons |
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| 29 | |
As individuals age, epithelia become |
| | A) | heavier |
| | B) | thicker |
| | C) | thinner |
| | D) | none of the above |
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| 30 | |
Aging affects connective tissues in which of the following ways? |
| | A) | loss of pliability and resiliency |
| | B) | decreased efficiency in tissue repair and wound healing |
| | C) | joint pains and brittle bones |
| | D) | all of the above |
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