4-tissue review

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Mesenchymal cells are most commonly found in __?__ connective tissue. A. Reticular B. Embryonic C. Dense regular D. Areolar

embroyonic

Connective tissue matrix is composed of __?__. A. Cells and fibers. B. Fibers and ground substance. C. Only organic products. D. Cells and ground substance.

fibers and ground substance

Heart muscle cells would tend to separate without __?__. A. Stroma B. Myofilaments C. Intercalated discs D. A rest break between contractions

intercalated discs

Which of the following is NOT a role of macrophages during wound healing? A. Removal of dead or damaged cells. B. Killing and eating of any pathogens, such as bacteria that enter the wound. C. Attracting other White Blood Cells to assist in the inflammatory response. Correct D. Production of collagen fibers to pull the edges of the wound together.

production of collagen fibers to pull the edges of the wound together

Groups of cells that are similar in structure and perform a common or related function form a(n) __?__. A. Organism B. Organ C. Organ system D. Tissue

tissues

Chondroblasts __?__. A. Are mature cartilage cells located in spaces called lacunae. B. Never lose their ability to divide. C. Within the cartilage divide and secrete new matrix. D. Remain in compact bone even after the epiphyseal plate closes.

within the cartilage divide and secrete new matrix

Cardiac muscle tissue uninucleated, has intercalated discs, is branched and is __?__. A. Capable of autodepolarization. B. unstriated. C. Under voluntary control. D. Found in blood vessels and the heart.

capable of auto depolarization

The following events refer to tissue repair. Put them in order, starting with the initial event, the injury, which is #1. The skin is cut and begins to bleed Epithelial regeneration is nearly complete. Granulation tissue is formed. Blood clotting occurs and the bleeding stops. The wound retracts. Macrophages engulf and clean away cellular debris. Fibroblasts elaborate connective tissue fibers to span the break. A. 1,4,3,7,6,5,2 B. 1,4,7,5,6,3,2 C. 1,5,4,6,7,3,2 D. 1,4,5,7,6,3,2

1,4,3,7,6,5,2

Which of the following is NOT a contrasting feature between epithelial tissue (ET) and connective tissues (CT)? That is, these tissues are opposite in many ways, but which choice is UNTRUE? A. ETs are often one or two cell types, many cell types characterize CT. B. ET does not produce a matrix, CT is characterized by matrix production. C. ET is found on surfaces, CT is typically found subsurface. D. ET consists of loosely spaced cells, while CT cells are tightly packed.

ET consists of loosely spaced cells while CT cells are tightly packed

If mature adipocytes rarely divide, how do adults become obese? A. In obesity, the fat fills the extracellular spaces around the adipocytes. B. The only time adipocytes divide is during puberty which is when most people start to put on weight. C. If a person over-eats as a child, they will produce more adipocytes than a child who is starved. D. Adipocytes contain a vacuole that can dramatically fill with lipid making the cell increase in size. It can also shrink.

adipocytes contain a vacuole that can dramatically fill with lipid making the cell increase in size . it can also shrink.

The tissue that forms the framework for the lamina propria of mucous membranes is __?__ connective tissue. A. Dense regular B. Hyaline cartilage C. Areolar D. Elastic

areolar

All epithelia rests upon a(n) __?__ produced by cells of the underlying connective tissue that acts to adhere the epithelia to the connective tissue A. Basement membrane B. Elastic fiber layer C. Reticular fiber layer D. Layer of cartilage

basement membrane

Select the correct statement regarding the stem cells of connective tissue. A. Chondroblasts are the main cell type of connective tissue proper. B. "Blast" cells are undifferentiated, actively dividing cells. C. Connective tissue does not contain cells. D. Connective tissue cells do not divide once they start secreting ground substance.

blast cells are undifferentiated actively dividing cells

Which of the following is NOT found in the matrix of cartilage but IS found in bone? A. Living cells B. Blood vessels C. Organic fibers such as collagen D. Lacunae

blood vessels

Which statement best describes connective tissue? A. Typically consists of a single layer of cells. B. Primarily concerned with secretion. C. Characterized by the matrix, which may be extensive. D. Functions as the tissue lining body cavities.

characterized by the matrix, which may be extensive

Which of these cell types is NOT found in areolar connective tissue? A. Macrophages B. Fibroblasts C. Chondrocytes D. Mast cells

chrondrocytes

The fiber type that gives connective tissue great tensile strength is __?__. A. Muscle fibers B. Collagen C. Elastin D. Reticular fibers

collagen

The reason that intervertebral discs exhibit a large amount of tensile strength, which allows them to absorb shock, is because they possess __?__. A. Hydroxyapatite crystals B. Reticular fibers C. Collagen fibers D. Elastic fibers

collagen fibers

The absorptive cells of the digestive tract are simple columnar epithelium that has which characteristic? A. No nuclei B. Cilia C. A rich vascular supply D. Dense microvilli

dense microvili

The shape of the external ear is maintained by __?__. A. Fibrocartilage B. Elastic cartilage C. Adipose tissue D. Hyaline cartilage

elastic cartilage

Glands, such as the thyroid, that secrete their products directly into the blood rather than through ducts, are classified as __?__. A. Exocrine B. Endocrine C. Sebaceous D. Holocrine

endocrine

Arteries, veins, and lymphatics keep clots from sticking as long as their __?__ is intact and healthy. A. Smooth muscle layer B. Transitional epithelium C. Endothelium D. Simple cuboidal epithelium

endothelium

Which of the following is TRUE about epithelia? A. Pseudostratifed epithelia are commonly keratinized. B. Simple epithelia are commonly found in areas of high abrasion. C. Stratified epithelia are associated with filtration. D. Endothelium provides a slick surface lining all hollow cardiovascular organs.

endothelium provides a slick surface lining all hollow cardiovascular organs

Most human cancers are carcinomas or adenocarcinomas. Which of the four basic tissues is involved if "adeno" is a prefix meaning gland? A. Nervous B. Epithelial C. Connective D. Muscle

epithelial

Which tissue type arises from all three embryonic germ layers? A. Connective tissue B. Nervous tissue C. Epithelial tissue D. Muscle tissue

epithelial tissue

Which specialized epithelial cells are commonly found wedged between simple columnar epithelial cells? A. Macrophages B. Dendritic cells C. Goblet cells D. Mast cells

goblet cells

Which of the following would be most important to goblet cells and other glandular epithelium? A. Multiple nuclei B. Golgi bodies C. Microvilli D. Lysosomes

golgi bodies

What are the three main components of connective tissue? A. Ground substance, fibers and cells B. Collagen, elastin and reticular fibers C. Fibroblasts, chondroblasts and osteoblasts D. Alveoli, fibrous capsule, and secretory cells

ground substance, fibers and cells

The blast cell for blood production is the __?__. A. Chondroblast B. Hemocytoblast C. Osteoblast D. Fibroblast

hemocytoblast

Which is TRUE concerning muscle tissue? A. Contains contractile proteins made of collagen. B. Highly cellular and well vascularized. C. Cuboidal shape enhances function. D. It is not associated with other tissues.

highly cellular and well vasularized

The first step in tissue repair involves __?__. A. Inflammation B. Proliferation of fibrous connective tissue. C. Formation of scar tissue. D. Replacement of destroyed tissue by the same kind of cells.

inflammation

If a person develops pleurisy, what condition do they have? A. Inflammation of the pleura covering the lungs. B. Pneumonia. C. Lung cancer. D. The flu

inflammation of the pleura covering the lungs

Edema occurs when __?__. A. Adipose cells soak up fluids by pinocytosis. B. Reticular fibers create pockets in the tissue that fill with fluid. C. Inflammation results in excess fluid collecting in areolar tissue. D. Collagen fibers become swollen as they absorb extracellular fluids.

inflammation results in excess fluid collecting in areolar tissue

Epithelial tissue is avascular but innervated. What does this mean? A. It does not contain blood vessels or nerves. B. It contains both blood vessels and nerves. C. It contains nerves but not blood vessels. D. It contains blood vessels but not nerves.

it contains nerves but not blood vessels

Which of the following statements is true of connective tissue? A. Reticular fibers are typically thick, rope-like structures. B. It is the collagen that provides high tensile strength. C. Collagen ensures that when connective tissue is stretched, it will snap back to its original shape. D. Elastin is sometimes called "white fibers."

it is the collagen that provides high tensile strength

Pseudostratified columnar epithelium, of the ciliated variety, __?__. A. Is actually connective tissue, hence the "pseudo-". B. Lines most of the respiratory tract. C. Does not contain Goblet cells. D. Aids in digestion.

lines most of the respiratory tract

Blood is one of the most unique connective tissues. Which of the following is a characteristic of blood, but is NOT a characteristic that makes it unique? A. The matrix contains proteins. B. Many cell types are found in this tissue. C. Blood does not provide mechanical support to tissues D. The matrix of blood is fluid.

many cell types are found in this tissue

Which of the following is true about the mode of secretion of exocrine glands? A. Exocrine glands are ductless. B. The cells in apocrine glands are destroyed and replaced as part of the secretory process. C. Merocrine glands are not altered by the secretory process. D. The cells in holocrine glands are strained by the secretory process, but are able to repair themselves.

merocrine glans are not altered by the secretory process

Macrophages differentiate from __?__. A. Neutrophils B. Monocytes C. Eosinophils D. Mast cells

monocytes

How is hyaline cartilage different from elastic or fibrocartilage? A. Normally, the fibers within the matrix are NOT visible. B. It is the only cartilage visible to the naked eye. C. It contains a crystalized matrix. D. It is more vascularized.

normally, the fibers within the matrix are NOT visible

What tissue has lacunae, calcium salts, and blood vessels? A. Fibrocartilaginous tissue B. Areolar tissue C. Cartilage tissue D. Osseous tissue

osseous tissue

Macrophages and macrophage-like cells are found throughout the body in many different tissues. Regardless if they are called dendritic cells, Langerhans cells, dust cells or macrophages, they all share a functional characteristic which is that they are __?__. A. The cells responsible for creating scar tissue. B. The source of platelets. C. Antibody producing cells. D. Phagocytes.

phagocytosis

Select the correct statement regarding adipose tissue. A. The cells are highly mitotic and divide rapidly making people fat. B. It is a primary site of nutrient storage, and provides insulation and cushioning. C. Most of the cell volume is occupied by the nucleus. D. It contains a large volume of extracellular matrix.

primary site of nutrient storage and provides insulation and cushioning

__?__ epithelium appears to have two or three layers of cells, but all the cells are in contact with the basement membrane. A. Stratified squamous B. Transitional C. Pseudostratified columnar D. Stratified cuboidal

pseudostratified columnar

Which of the following is NOT a step in tissue repair? A. Regeneration of new stem cells. B. Inflammation C. Regeneration and fibrosis D. Restoration of blood supply

regeneration of new stem cells

An inability to absorb digested nutrients and secrete mucous in the GIT might indicate a disorder in which tissue? A. Simple columnar epithelium B. Blood C. Pseudostratified ciliated columnar epithelium D. Simple squamous epithelium

simple columnar epithelium

Kidney tubules are composed of __?__ epithelium. A. Simple squamous B. Simple columnar C. Transitional D. Simple cuboidal

simple cuboidal

Which of the following is a single-celled layer of epithelium that forms the lining of serous membranes? A. Pseudostratified columnar B. Simple cuboidal C. Simple squamous D. Simple columnar

simple squamous

The __?__ muscle cells are multinucleated due to the fusion of myoblasts. This forms a true __?__. A. Smooth/Muscle B. Cardiac/Intercalated disc C. Skeletal/Syncytium D. Cardiac/Myofibril

skeletal/syncytium

Select the correct statement regarding epithelia. A. Pseudostratified epithelia contains stacks of cells over what appears to be a layered basement membrane. B. Transitional epithelia are found between two adjoining different types of epithelia, for instance, where squamous transitions to cuboidal. C. Columnar epithelia are actually thread-like and always ciliated. D. Stratified epithelia are found in areas of the body where abrasion is possible.

stratified epithelia are found in areas of th body where abrasion is possible

A many-layered epithelium with cuboidal basal cells and flat cells at its surface would be classified as __?__. A. Transitional B. Pseudostratified columnar C. Stratified squamous t D. Stratified cuboidal

stratified squamous

Select the correct statement regarding tissue repair. A. The process of inflammation includes capillary dilation and increased permeability. B. Once tissue has granulated in, it is highly susceptible to infection. C. Clots are formed from dried blood and collagen fibers. D. "Granulation tissue" is another term for "blood clot."

the process of inflammation includes capillary dilation and increased permeability

Why is it so difficult to repair a torn tendon? A. There are no cells in tendons. B. Once torn, the tendon instantly shrinks and cannot be stretched back into place. C. The act of tearing destroys the blood supply to the tendon. D. The tissue is very poorly vascularized.

the tissue is very poorly vascularized

One strategy in the body to allow an organ to greatly expand and contract in size is to use a(n) __?__ epithelium composed of three to six layers of cells that can themselves change shape and slide somewhat past each other to allow the organ to expand or contract. A. Elastic connective tissue B. Smooth muscle C. Skeletal muscle D. Transitional

transitional

Keratinized stratified squamous epithelia is most commonly found in the __?__. A. Uppermost layer of skin. B. Gastrointestinal tract. C. Mouth. D. Airways.

uppermost layer of skin


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