The wall of the alveolus (air sac) in the lung is composed of which type of epithelium?
simple squamous epithelium
The proximal tubule of the nephron (kidney tubule) in the kidney is composed of which type of epithelium?
simple cuboidal epithelium
The epithelium of the esophagus is composed of which type of epithelial tissue?
stratified squamous epithelium
Which part of the neuron (a specialized nerve cell) receives signals from other cells and is also the main metabolic region of the neuron?
soma
Which of the three muscle cell types has multiple nuclei?
skeletal
Which muscle cell type has visible striations but is not under voluntary control?
cardiac
Drag the appropriate labels to their respective targets.
What do the glands shown in A and B both have in common?
Both are exocrine glands.
What process is depicted in the basal layer of the glandular epithelium shown in B?
cell division
Which of the following epithelial tissue locations is NOT correctly matched to its function?
skin: absorption
Which of the numbered cell types is primarily responsible for producing protein fibers found in connective tissue proper?
2
Which numbered cell type initiates inflammatory responses to infection or tissue damage?
5
Cells 3 and 6 are both classified as ______.
white blood cells
Which of the following statements is NOT characteristic of the areolar connective tissue pictured in the figure?
Areolar connective tissue is avascular.
Which of the following substances would NOT be found in significant amounts in the extracellular matrix of the illustrated areolar connective tissue?
keratin
Which of the following increases the surface area of certain epithelial tissues?
microvilli
Which of the following statements is INCORRECT?
Simple cuboidal epithelia are found in areas that stretch.
Where is transitional epithelium found?
in areas subjected to stretching
________ is a water-soluble, complex glycoprotein that is secreted by goblet cells.
Mucin
Which type of epithelium lines the interior of the urinary bladder?
transitional epithelium
Which of the following is a single-celled layer of epithelium that forms the lining of serous membranes?
simple squamous
Which tissue type arises from all three embryonic germ layers?
epithelial tissue
________ epithelium appears to have two or three layers of cells, but all the cells are in contact with the basement membrane.
Pseudostratified columnar
Goblet cells are found within pseudostratified ciliated columnar epithelium.
True
Merocrine glands produce their secretions by accumulating their secretions internally until the cell ruptures.
False
What tissue has lacunae, calcium salts, and blood vessels
osseous tissue
Which of the following cellular processes is portrayed in A?
exocytosis
Connective tissue matrix is composed of ________.
fibers and ground substance
All connective tissues arise from an embryonic tissue called mesenchyme.
True
The shape of the external ear is maintained by ________.
elastic cartilage
Endocrine glands are often called ducted glands.
False
What are the three main components of connective tissue?
ground substance, fibers, and cells
Which of the following describes a holocrine gland?
Holocrine glands secrete their products by rupturing.
Which of the following is not a step in tissue repair?
Formation of new stem cells
Select the correct statement regarding epithelia.
Stratified squamous epithelia are present where protection from abrasion is important.
Which of the following increases the surface area of certain epithelial tissues?
microvilli
Mesenchymal cells are most commonly found in ________ connective tissue.
embryonic
________ is the tissue that regulates and controls body functions.
Nervous tissue
Chondroblasts ________.
within the cartilage divide and secrete new matrix
Simple cuboidal epithelia are usually found in areas where secretion and absorption occur.
True
Intercalated discs and striations are found in skeletal muscle.
False
Nervous tissue consists mainly of neurons and collagen fibers.
False
Which tissues have little to no functional regenerative capacity?
cardiac muscle and nervous tissue in the brain and spinal cord
Select the correct statement regarding adipose tissue.
Its primary function is nutrient storage.
The simple columnar epithelium that form absorptive cells of the digestive tract have which characteristic?
dense microvilli
Exocrine glands ________.
secrete substances onto body surfaces
Which is true concerning muscle tissue?
highly cellular and well vascularized
Cartilage has good regenerative capacity, while most epithelial tissues do not.
False
Tendons and ligaments are composed mainly of dense irregular connective tissue.
False
Which type of membrane is a dry membrane exposed to the air?
cutaneous membrane
Which of the following statements is true of connective tissue?
Collagen fibers provides high tensile strength.
Which tissue repair process results in the formation of scar tissue?
fibrosis
Which tissue type is responsible for regulating and controlling body functions?
nervous tissue
Which of the following is NOT a role of connective tissue?
absorption
A major characteristic of fibrocartilage is its unique amount of flexibility and elasticity.
False
Which of the following statements is INCORRECT?
The cutaneous membrane is made of a simple columnar epithelium
Which of the following increases the surface area of certain epithelial tissues?
microvilli
Epithelial tissues always exhibit apica-basal polarity; meaning that cell regions near the apical surface differ from those near the basal surface.
True
Connective tissues ________.
primarily consist of extracellular matrix
Which of the following is not a step in tissue repair?
Formation of new stem cells
The correct order of events in tissue repair, from first to last, is ________.
inflammation, organization, and regeneration
Intercalated discs and striations are found in skeletal muscle.
False
Which type of gland produces hormones?
endocrine glands
Mesenchymal cells are most commonly found in ________ connective tissue.
embryonic
Nervous tissue consists mainly of neurons and collagen fibers.
False
In connective tissue, the role of collagen fibers is to ________.
provide tensile strength
Smooth muscle ________.
is under involuntary control
Which tissues have little to no functional regenerative capacity?
cardiac muscle and nervous tissue in the brain and spinal cord
The shock-absorbing pads between the vertebrae are formed of fibrocartilage.
True
Which is the most atypical connective tissue since it does not connect things or provide structural support?
blood
What tissue has lacunae, calcium salts, and blood vessels?
osseous tissue
Which statement best describes connective tissue?
usually contains a large amount of matrix
Squamous cells are flattened and scalelike when mature.
True
Injured cartilage might heal more quickly if a treatment were discovered that would __________.
stimulate blood vessels to develop within cartilage
Groups of cells that are similar in structure and perform a common or related function form a(n) ________.
tissue