The tissue that always has an apical surface is __________
Many types of epithelial cells perform the function of __________
The __________ stops materials from moving between cells across an epithelium.
Epithelial cells with important transport functions such as absorption and secretion often bear __________ on their free surfaces.
The tissue that always has a "top" and a "bottom" is
Epithelial cells exhibit modifications that adapt them for
supporting muscle cells.
Functions of epithelia include all of the following, except providing physical protection. absorption. supporting muscle cells. producing specialized secretions. controlling permeability.
Dead skin cells are shed in thin sheets because they are held together by "spots" of proteoglycan reinforced by intermediate filaments. Such strong intercellular connections are called
a basal lamina
Epithelium is connected to underlying connective tissue by
They cover surfaces subjected to mechanical or chemical stress.
Which of the following statements about simple epithelia is false? They cover surfaces subjected to mechanical or chemical stress. They line internal compartments and passageways. They afford little mechanical protection. They are characteristic of regions where secretion or absorption occurs. They are avascular.
divide continually to produce new epithelial cells.
Cells that are specialized for secretion
lining blood vessels
Simple squamous epithelium is found __________
The urinary bladder is lined by __________
The most common cell type in dense regular connective tissue is the __________
An epithelium whose cells are taller than they are wide is known as a __________ epithelium.
heart and blood vessels
Mesothelium is to the body cavities as endothelium is to the
The epithelia that line body cavities and blood vessels are classified as
forming the kidney tubules
Simple cuboidal epithelium is found
lining the stomach
Simple columnar epithelia are found
lining the urinary bladder
Transitional epithelium is found
simple squamous epithelium
The heart and blood vessels are lined by
You would find pseudostratified columnar epithelium lining the
attach skeletal muscles to bones
Tendons are cords of dense regular connective tissue that
decreased melanocyte activity
Hair turns gray or white due to
external auditory canal
Ceruminous glands are modified sweat glands located in the
The process of beta-oxidation is related to which of the following molecules
Dendrites and axons are associated with
Skeletal, smooth, and cardiac refer to types of
simple columnar epithelium
Microvilli are found on which types of cells in the lining of the intestine?
essential fatty acids
Linoleic acid, linolenic acid, and arachidonic acid are examples of
The cell extension that assists epithelial cells in absorption is
liver and excreted in the kidneys
In the metabolism of protein the byproduct urea is formed in the
levels of melanin synthesis
Differences in skin color between individuals and races reflect distinct
The regulation of salts, water, and organic wastes by integumentary glands is accomplished by:
are taller and slender and the nuclei are crowded into a narrow band close to the basement membrane
The major structural difference between columnar epithelia and cuboidal epithelia is that the columnar epithelia:
The process of splitting glycogen is called
Which skin layer is called the barrier area?
An increased blood sugar level stimulates which of the following to occur?
connects the dermis to underlying tissues
synthesis of B vitamins
Which of these functions is NOT associated with the skin?
is connective tissue and the epidermis is epithelial tissue.
In the skin, the dermis:
striated voluntary muscle
Summarizing the structural and functional properties of skeletal muscle tissues, it can be considered:
epithelial, connective, muscle, neural
The four primary tissue types found in the human body are:
Which is not a function of epithelial tissue?
germinativum, spinosum, granulosum, corneum
The layers of the epidermis, beginning with the deepest layer and proceeding outwardly, include the stratum:
severe pain, generalized swelling, and edema
A second-degree burn is characterized by:
The subcutaneous layer that separates the integument from the deep fascia around other organs is the:
Which is the skin layer where the process of keratinization begins?
Sheets of this type of tissue line the mouth, respiratory tract, and the reproductive tract.
The body's temperature control center is located in the
The preferred energy fuel of the body is
Special smooth muscles in the dermis that, when contracted, produce "goose bumps" are called:
Which tissue is described by the terms striated and voluntary?
Dermatitis is an inflammation of the skin that primarily involves the:
the melanocytes grow rapidly and metastasize through the lymphatic system
Malignant melanomas are extremely dangerous and life threatening because
The specific type of epithelial tissue; found in stretchy organs like the urinary bladder
Yellow discoloration in skin is seen in patients who have
Psoriasis is a skin disorder in which there is abnormal increased mitotic activity in the:
The Kreb Cycle takes place in the:
it occurs in the mitochondria
Which of the following is not true of glycolysis?
the process of glycolysis in the cytoplasm and the TCA Cycle in the mitochondria
The utilization of carbohydrates in the cell as an energy source involves:
circulatory supply and pigment concentration and composition
The two basic factors interacting to produce skin color are:
epidermis and dermis
The two components of the cutaneous membrane are the:
connect one bone to another bone
Ligaments are bundles of elastic and collagen fibers that:
When the skin is deprived of blood flow and oxygen, it takes on a bluish coloration called:
The process of deamination is important in the utilization of which molecule for an energy source
Which type of tissue is described as squamous, cuboidal, and columnar?
The type of tissue that fills internal spaces and provides structural support and a framework for communication within the body is:
a decrease in the elastic fiber network of the dermis
Sagging and wrinkling of the integument occurs from:
plasma (intravascular), interstitial fluid, and lymphatic
The three major subdivisions of the extracellular fluid in the body are:
store energy reserves for use when nutrient supplies are low
Which of these is not a function or characteristic of epithelial tissues?