Unit 3 Connective tissue assignment

Functions of connective tissues include binding, support, insulation, and protection. True False

True

The shock-absorbing pads between the vertebrae are formed of fibrocartilage. True False

True

______________ are highly phagocytic cells that are a part of the body's defense system. These cells can be localized (fixed), or they can wander throughout the body. A)Macrophages B)Mast cells C)Eosinophils D)Erythrocytes (RBC) E)Basophils

A)Macrophages

______________is the tissue that regulates and controls body functions. A)Nervous tissue B)Bone C)Blood D)Muscle tissue

A)Nervous tissue

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

A)collagen fibers

What tissue has lacunae, calcium salts, and blood vessels? A)osseous tissue B)areolar tissue C)cartilage tissue D)fibrocartilaginous tissue

A)osseous tissue

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

A)usually contains a large amount of matrix

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

B) Its primary function is nutrient storage.

Connective tissues: A)arise from different types embryonic tissue; connective tissues therefore have little relationship or kinship to one another. B)are made primarily of extracellular matrix. C)are delicate tissues, not designed to bear weight or withstand abrasion or tension. D)are never vascularized.

B) are made primarily of extracellular matrix.

Which of the following is correctly matched? A)Connective tissue proper: chondrocyte B)Bone: osteoblast C)Cartilage: fibroblast D)Bone: fibroblast

B)Bone: osteoblast

Cell types likely to be seen in areolar connective tissue include all except ________. A)mast cells B)chondrocytes C)fibroblasts D)macrophages

B)chondrocytes

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

B)collagen

Chondroblasts ________. A)are mature cartilage cells located in spaces called lacunae B)within the cartilage divide and secrete new matrix C)located deep to the perichondrium divide and secrete new matrix on the internal portions of the cartilage D)never lose their ability to divide

B)within the cartilage divide and secrete new matrix

In connective tissue, the role of collagen fibers is to: A)form delicate networks around blood vessels. B)retain fluid. C)provide tensile strength. D)provide elasticity.

C) provide tensile strength.

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)Reticular fibers form thick, ropelike structures. C)Collagen fibers provide high tensile strength. D)Elastin fibers are sometimes called white fibers.

C)Collagen fibers provide high tensile strength.

Select the true statement. A)Loose connective tissue includes cartilage. B)Dense connective tissue includes adipose tissue. C)Dense connective tissue is often called fibrous connective tissue D)Bundles of collagen are often found in loose connective tissue.

C)Dense connective tissue is often called fibrous connective tissue

Why are adipose, blood, and bone all considered to be connective tissues? A)They all have collagen and elastic fibers in their extracellular matrix. B)They connect to each other. C)They have a common origin, mesenchyme. D)They have the same types of cells.

C)They have a common origin, mesenchyme.

What is the most obvious structural feature of areolar connective tissue? A)the presence of blood cells mixed with the areolar cells B)the numerous types of cells that are present C)the loose arrangement of its fibers D)the presence of fat cells

C)the loose arrangement of its fibers

How is hyaline cartilage different from elastic or fibrocartilage? A)It is more vascularized. B)It has more elastic fibers. C)It contains more nuclei. D)Fibers are not normally visible.

D) Fibers are not normally visible.

Select the correct statement regarding the cells of connective tissue. A)Connective tissue does not contain cells. B)Chondroblasts are the main cell type of connective tissue proper. C)Connective tissue cells are nondividing. D)"Blast" cells are undifferentiated, actively dividing cells.

D)"Blast" cells are undifferentiated, actively dividing cells.

Which of the following is not a role of connective tissue? A)Insulation B)Protection C)Support D)Absorption

D)Absorption

Which of the following is not found in the matrix of cartilage but is in bone? A)lacunae B)live cells C)organic fibers D)blood vessels

D)blood vessels

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

D)elastic cartilage

Matrix is composed of ________. A)cells and fibers B)all organic compounds C)ground substance and cells D)fibers and ground substance

D)fibers and ground substance

Achilles was wounded by damage to the tendon connecting his calf muscles to his heel. This and all tendons are composed mainly of dense irregular connective tissue. True False

False

The basic difference between dense irregular and dense regular connective tissues is in the amount of elastic fibers and adipose cells present. True False

False

Macrophage-like cells are found in many different tissues, and may have specific names that reflect their location or specializations. What is the one functional characteristic common to all macrophage-like cells?

Phagocytosis

________ live in the lacunae of cartilage.

chondrocytes