A single-celled layer of epithelium that forms the lining of serous membranes is ________.
B) simple squamous
Which statement best describes connective tissue?
A) usually contains a large amount of matrix
Matrix is ________.
A) fibers and ground substance
Cell types likely to be seen in areolar connective tissue include all except: ________.
The tissue type that arises from all three embryonic germ layers is ________.
A) epithelial tissue
B) connective tissue
C) nervous tissue
D) muscle tissue
A) epithelial tissue
The fiber type that gives connective tissue great tensile strength is ________.
Organized groups of cells (plus their intercellular substances) that have a common purpose form a(n) ________.
D) organ system
The shape of the external ear is maintained by ________.
A) adipose tissue
B) elastic cartilage
C) hyaline cartilage
B) elastic cartilage
Inability to absorb digested nutrients and secrete mucus might indicate a disorder in which tissue?
A) simple squamous
C) simple columnar
D) stratified squamous
C) simple columnar
Glands, such as the thyroid, that secrete their products directly into the blood rather than through ducts are classified as ________.
Which of the following is true about epithelia?
A) Endothelium provides a slick surface lining all hollow cardiovascular organs.
B) within the cartilage, divide and secrete new matrix
________ epithelium appears to have two or three layers of cells, but all the cells are in contact with the basement membrane.
D) Pseudostratified columnar
A multilayered epithelium with cuboidal basal cells and flat cells at its surface would be classified as ________.
D) stratified squamous
An epithelial membrane ________.
A) contains simple or stratified epithelia and a basement membrane
Multicellular exocrine glands can be classified ________.
A) functionally into merocrine, holocrine, and apocrine divisions
Which of the following is true about the mode of secretion of exocrine glands?
D) Merocrine glands are not altered by the secretory process.
Which of these is not considered connective tissue?
What are glycosaminoglycans?
B) negatively charged polysaccharides
Which is true concerning muscle tissue?
B) highly cellular and well vascularized
The first step in tissue repair involves ________.
Select the correct statement regarding multicellular exocrine glands.
A) The secretory cells of holocrine glands release their product by rupturing.
The three main components of connective tissue are ________.
B) ground substance, fibers, and cells
Which of the following statements is true of connective tissue?
C) Collagen fibers provide high tensile strength.
Select the correct statement regarding the cells of connective tissue.
C) "Blast" cells are undifferentiated, actively dividing cells.
Select the correct statement regarding tissue repair.
D) Inflammation causes capillaries to dilate and become permeable.
Select the correct statement regarding epithelia.
C) Stratified epithelia are present where protection from abrasion is important.
Select the correct statement regarding adipose tissue.
C) Its primary function is nutrient storage.
________ are commonly found wedged between simple columnar epithelial cells.
A) Goblet cells
Select the correct statement regarding factors that affect the tissue repair process.
C) The age of the person is a factor in the repair process.
In adults, new surface epithelial cells and the epithelial cells lining the intestine are derived from _________.
A) stem cells
What would be a substance you would expect to find expelled from a compound alveolar gland?
Mesenchymal cells are most commonly found in ________ connective tissue.
The shock-absorbing pads between the vertebrae are formed of fibrocartilage. True or False
Brown fat is frequently deposited between the shoulder blades of infants. True or False
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 or False
False; dense regular connective tissue
Macrophages are found in areolar and lymphatic tissues. True or False
Goblet cells are found with pseudostratified ciliated columnar epithelium. True or False
Epithelial tissues always exhibit polarity; that is, they have a free surface and a basal surface. True or False
Simple cuboidal epithelia are usually associated with secretion and absorption. True or False
Depending on the functional state of the bladder, transitional epithelium may resemble stratified squamous or stratified cuboidal epithelium. True or False
Stratified cuboidal epithelium is moderately rare in the body and found only in the pharynx, larynx, and anorectal junction. True or False
False; sweat and mammary glands
Endothelium covers and lines internal cavities such as the pleural and peritoneal cavities. True or False
Merocrine glands produce their secretions by accumulating their secretions internally and then rupturing the cell. True or False
Salivary glands exhibit simple tubuloalveolar glandular arrangement. True or False
Connective tissues that possess a large quantity of collagen fibers often provide the framework for organs such as the spleen and lymph nodes. True or False
False; reticular fibers
The basic difference between dense irregular and dense regular connective tissues is in the amount of elastic fibers and adipose cells present. True or False
False; arrangement of collagen fibers
A major characteristic of fibrocartilage is its unique amount of flexibility and elasticity. True or False
False; tensile strength with the ability to absorb compressive shock
Cartilage tissue tends to heal less rapidly than bone tissue. True or False
Intercalated discs and striations suggest the presence of skeletal muscle. True or False
Smooth muscle cells possess central nuclei but lack striations. True or False
Most connective tissues have regenerative capacity, while most epithelial tissues do not. True or False
Squamous cells are flattened and scalelike when mature. True or False
Functions of connective tissues include binding, support, insulation, and protection. True or False
Sweat glands are apocrine glands. True or False
Endocrine glands are often called ducted glands. True or False
Blood is considered a type of connective tissue. True or False
Nervous tissue consists mainly of neurons and collagen fibers.
False; neurons and glil cells
The epithelial membrane that lines the closed ventral cavities of the body; makes up the pleura and pericardium
The epithelial membrane that lines body cavities open to the exterior; found in lining the digestive and respiratory tracts
Consists of keratinized stratified squamous epithelium
Cutaneous membrane or skin
Lines blood vessels and the heart
Structural support of the external ear and other structures that need support with flexibility
Forms much of the fetal skeleton and covers the articular surfaces of long bones
Embryonic connective tissue that arises from mesoderm and produces all types of connective tissues
Source of new cells in mature connective tissue
Forms internal supporting framework of soft organs such as the spleen
________ tissue forms the framework for the lamina propria of mucous membranes.
Areolar or loose connective
Osteocytes exist in a tiny void called a ________.
Cardiac muscle tissue is single nucleated, has intercalated discs, and is ________.
________ muscle cells are multinucleated.
________ live in the lacuna of cartilage.
The uppermost layer of skin is composed of ________.
keratinized stratified squamous epithelium
Kidney tubules are composed of ________ epithelium.
Multiple rows of cells covering a tissue in which the cells are the same shape from the basement membrane to the surfaces would be ________ epithelia.
All epithelial tissue rests upon a ________ composed of connective tissue.
The salivary glands are a good example of a ________ exocrine gland.
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?
All of the following statements refer to events of tissue repair. Put the events in proper numbered order according to the sequence of occurrence. The initial event, the injury, is already indicated as number one.
1. The skin receives a cut that penetrates into the dermis and bleeding begins.
2. Epithelial regeneration is nearly complete.
3. Granulation tissue is formed.
4. Blood clotting occurs and stops the blood flow.
5. The scar retracts.
6. Macrophages engulf and clean away cellular debris.
7. Fibroblasts elaborate connective tissue fibers to span the break.