Chapter 4 Homework

A ciliated version of pseudostratified columnar epithelium containing mucus-secreting goblet cells ________. A) aids in digestion B) lines most of the respiratory tract C) is more durable than all other epithelia D) is found in some of the larger glands

The reason that intervertebral discs exhibit a large amount of tensile strength, which allows them to absorb shock, is because they possess ________. A) collagen fibers B) elastic fibers C) reticular fibers D) hydroxyapatite crystals

A many-layered epithelium with cuboidal basal cells and flat cells at its surface would be classified as ________. A) stratified squamous B) transitional C) simple cuboidal D) simple squamous

Which of these terms applies best to all material in this tissue that is not cellular? A) ground substance B) extracellular matrix C) interstitial fluid D) mesenchyme

Connective tissue extracellular matrix is composed of ________. A) fibers and ground substance B) all organic compounds C) ground substance and cells D) cells and fibers

Which of the following is true about epithelia? A) Pseudostratified 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.

Select the correct statement regarding epithelia. A) Pseudostratified epithelia consist of at least two layers of cells stacked on top of one another. B) Simple epithelia form impermeable barriers to viruses. C) Stratified squamous epithelia are present where protection from abrasion is important. D)Simple squamous epithelia consist of tall, narrow cells.

Which of the following statements is true of connective tissue? A) When connective tissue is stretched, collagen gives it the ability to snap back. B) Elastin fibers are sometimes called white fibers. C) Reticular fibers form thick, ropelike structures. D) Collagen fibers provides high tensile strength.

Which is the most atypical connective tissue since it does NOT act as a binding or packaging material under normal conditions or provide structural support? A) cartilage B) blood C) osseous D) areolar connective tissue

The shape of the external ear is maintained by ________. A) fibrocartilage B) hyaline cartilage C) elastic cartilage D) adipose tissue

Choose which tissue would line the uterine (fallopian) tubes and function as a "conveyer belt" to help move a fertilized egg towards the uterus. A) stratified squamous epithelium B) ciliated simple columnar epithelium C) simple cuboidal epithelium D) smooth muscle

Which of the following epithelial tissue types is NOT correctly matched to its function? A) stratified squamous epithelium; absorption B) simple cuboidal epithelium; secretion C) simple squamous epithelium; filtration D) simple columnar epithelium with microvilli; absorption

What activity does cell 1 undertake to contribute to the body's defense against injury and infection? A) differentiation to form red blood cells B) synthesis of protein fibers used to rebuild damaged tissue C) phagocytosis of foreign materials D) secretion of chemicals that trigger inflammation

Which of the following statements is INCORRECT? A) Simple columnar epithelia are associated with absorption and secretion. B) Simple squamous epithelia are associated with filtration and exchange. C) Stratified squamous epithelia are found in areas subjected to wear and tear. D) Simple cuboidal epithelia are found in areas that stretch.

Choose which tissue type likely functions to add support to an organ. A) cardiac muscle B) hyaline cartilage C) transitional D) stratified squamous epithelium

The fiber type that gives connective tissue great tensile strength is ________. A) elastic B) collagen C) muscle D) reticular

Select the correct statement regarding adipose tissue. A) It is composed mostly of extracellular matrix. B) Mature adipose cells are highly mitotic. C) Most of the cell volume is occupied by the nucleus. D) Its primary function is nutrient storage.

What function do transitional epithelia have? A) absorption B) filtration C) resistance to friction D) stretching

Arteries, veins, and lymphatics keep clots from sticking as long as their ________ is intact and healthy. A) endothelium B) simple cuboidal epithelium C) mesothelium D) transitional epithelium

Glands, such as the thyroid, that secrete their products directly into the blood rather than through ducts are classified as ________. A) exocrine B) sebaceous C) endocrine D) ceruminous

From left to right: Connective tissue proper: adipose Connective tissue proper: dense connective tissue Cartilage: fibrocartilage Connective Tissue: bone Connective Tissue: blood

What are the three main components of connective tissue? A) collagen, elastin, and reticular fibers B) alveoli, fibrous capsule, and secretory cells C) ground substance, fibers, and cells D) fibroblasts, chondroblasts, and osteoblasts

Which tissue is correctly paired with its primary cell type? A) bone; osteoblast B) connective tissue proper; chondroblast C) cartilage; fibroblast D) bone ; fibrocyte

Connective tissue: cancerous cells can move more freely and spread to other tissues more easily due to the high level of vascularization in connective tissue. A) Connective tissue: cancerous cells require high levels of nutrients, and connective tissue is well vascularized. B) Epithelial tissue: it is exposed to the environment and is constantly dividing, both factors allowing more opportunity for damage and overcoming growth control mechanisms. C) Epithelial tissue: it is avascular and composed entirely of cells, both of which inhibit surveillance by the immune system. D) Connective tissue: it is found everywhere in the body, and is the only tissue common to the skin, lungs, colon, breasts, and prostate.

How are endocrine and exocrine glands different from each other? A) Endocrine glands have no ducts. B) Exocrine glands secrete hormones. C) Exocrine glands have specific target organs for their secretions. D) Exocrine glands are only unicellular in structure.

Which statement best describes connective tissue? A) typically arranged in a single layer of cells B) usually contains a large amount of matrix C) primarily concerned with secretion D) usually lines a body cavity

__________ are water-soluble, complex glycoproteins that are secreted by goblet cells. A) Amino acids B) Salts C) Mucins D) Hormones E) Enzymes

Skin, lung, and blood vessel walls have which tissue characteristic in common? A) reticular fibers B) simple squamous epithelium C) simple columnar epithelium D) elastic fibers