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A.Shaker Skin & Tissue Quiz 1
Semester 3
169
Nursing
Professional
05/11/2015

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Term
What are tissues
Definition
Groups of cells that are similar in structure arranged in a pattern and specialized for the performance of specific tasks
Term
What is the study of tissues called
Definition
Histology
Term
What are epithelial tissue
Definition
Covers body surfaces, lines hollow organs, body cavities, ducts and forms glands
Term
What are muscle tissue responsible for
Definition
Movement
Term
What are connective tissue
Definition
Protects and supports the body and organs, connects structures to each other, store energy, provides immunity
Term
What are nervous tissue
Definition
Responsible for sensing stimuli, initiates and transmits nerve impulses, and helps coordinate body activities
Term
What does epithelial tissue cover and line
Definition
Covers body surfaces

Lines hollow organs
Term
Some types of epithelial tissue produce secretions including?
Definition
Mucus, digestive juices, and sweat
Term
Epithelial tissue is avascular and ennervated which means
Definition
Without blood vessels
and can sense
Term
Epithelial tissue has a high rate of
Definition
Mitosis
Term
What are the features and functions of epithelial tissue
Definition
Protect the body
Filtration
Lubrication
Absorption
Excretion
Digestion
Term
Epithelial - Squamous cells
Definition
Thin flat cells
Term
Epithelial - Cuboidal cells
Definition
Cube shaped cells
Term
Epithelial - Columnar cells
Definition
Tall and cylindrical/rectangular
Term
Epithelial - Transitional cells
Definition
Readily change shape
Term
Epithelial cells are attached to a
Definition
Basement membrane
Term
Simple epithelial tissue is made up of a
Definition
Single layer of cells
Term
Stratified epithelial tissue is made up of
Definition
Multiple layers of cells
Term
Pseudostratified epithelial tissue is made up of
Definition
A single layer of cells that do not all reach the surface
Term
Alveoli of the lungs are what type of tissue
Definition
Epithelial
Term
Stratified means
Definition
Layers on top of each other
Term
Stratified squamous epithelium are found where
Definition
Skin area where protection is needed
Term
Psudeostratified epithelial are found where
Definition
Cells found on bottom and not all reach the top
Term
Psuedostratified ciliated columnar epithelial are found where
Definition
In the trachea, the cells lining the trachea
Term
What is muscle tissue made up of
Definition
Fibers
Term
The fibers of muscle tissue generate
Definition
Force for contraction
Term
Muscle tissue provides
Definition
Motion
Term
Muscle tissue maintains posture and
Definition
Stabilizes the body position
Term
What are the features and functions of muscle tissue
Definition
It generates heat
Irritability (excitability)
Contractility
Term
Muscle tissue is well supplied with nerves and
Definition
Blood vessels
Term
Muscle tissue has limited ability for
Definition
Regeneration (mitosis)
Term
Existing cells for muscle tissue can enlarge and that is called
Definition
Hypertrophy
Term
Skeletal (striated) or voluntary muscle are
Definition
Attached to bones
Term
Fibers of muscle tissue are shaped like
Definition
Cylindrical
& are parallel to each other
Term
Cardiac muscle are
Definition
Striated muscle that is involutary
Term
The fibers of cardiac muscles are shaped like
Definition
Branched cylinders
Term
Smooth or involuntary muscles make up
Definition
The walls of hollow organs
Term
The fibers of smooth or involuntary muscle are what shaped
Definition
Spindle shaped
Term
Connective tissue are the most
Definition
Abundant and most variable type of tissue in the body
Term
A myocyte is another name for
Definition
Muscle cell or a fiber
Term
Scar tissue is a
Definition
Connective tissue
Term
Connective tissue do not
Definition
Touch each other they are separated by a matrix
Term
Blood (vascular tissue) is connective tissue with a liquid
Definition
Matrix called plasma
Term
With connective tissue cells are
Definition
Blood cells - RBCs WBCs & Platelets
Term
interstitial fluid is the
Definition
Fluid between cells
Term
Lymph are close to composition
Definition
To interstitial fluid
Term
Connective tissue - Blood cells transports
Definition
Nutrients, wastes, enzymes, and hormones
Term
Connective tissue functions in
Definition
Immunity, allergies and blood clotting
Term
Lymph are what type of tissue with what type of matrix
Definition
Connective tissue with a liquid matrix
Term
Connective tissue - Areolar are
Definition
Loose connective tissue
Term
The location of connective tissue - areolar is
Definition
In the subcutaneous layer of the skin, and mucous membranes and surrounding body organs
Term
The functions of the connective tissue - areolar are
Definition
Strength, support, and elasticity
Term
Connective tissue - Adipose are
Definition
Loose connective tissue that contains adipocytes which store fat
Term
Adipocytes store what
Definition
Fat
Term
Where is connective tissue adipose found
Definition
Its found with areolar connective tissue in the subcutaneous layer of skin, and mucous membranes and surrounding body organs
Term
What are the functions of connective tissue - adipose tissue
Definition
Energy reserve, thermal insulation, supports and protects various organs
Term
Visceral fat is fat that
Definition
surrounds organs
Term
Glycogen is what type of energy reserve
Definition
Short term
Term
What is dense (fibrous) connective tissue
Definition
Contains more fibers and fewer cells than loose connective tissue
Term
What does dense (fibrous) connective tissue make up
Definition
Tendons
Ligaments
Fibrous membranes that surround certain organs ex.liver, kidneys
Term
A tendon is a strip
Definition
Of tissue
Term
A ligament is bone to
Definition
Bone
Term
What is a hard (structural) connective tissue
Definition
Cartilage
Term
Hard (structural) connective tissue are cells called
Definition
Chodrocytes
Term
The matrix of hard (structural) connective tissue is
Definition
Smooth, firm, and elastic
Term
The matrix of hard (structural) connective tissue contains a dense network
Definition
Of collagen and elastic fibers
Term
Which type of tissue is capable of enduring more stress than other other connective tissues
Definition
Hard (structural) connective tissue
Term
Due to hard (structural) connective tissue being avascular that means repair and growth
Definition
Is slow
Term
What are the locations of cartilage
Definition
Covers the tips of long bones
Makes up the tip of the nose
Reinforces the trachea
Pinna of the ear
Between the vertebrae of the spine
Between the pubic bones
Term
Bone cells are called
Definition
Osteocytes
Term
The matrix of bone cells are
Definition
Mineral salts and cologen fibers
Term
Bone - connective tissue supports
Definition
Soft tissues and protects structures
Term
Bone tissue works with muscle tissue to
Definition
Generate movement
Term
Bone - connective tissue makes several
Definition
Types of blood cells
Term
Bone - connective tissue stores
Definition
Ca & P
Term
Bone - connective tissue is vascular and
Definition
Ennervated
Term
What are the functions of nervous tissue
Definition
Electric message system

Controls voluntary and involuntary muscles

Receives and integrates environmental stimuli (sensation)

Controls the executive functions of the brain
Term
Conducting cells of nervous tissue are called
Definition
Neurons
Term
Highly branched processes of the nerve cell that conduct impulses to the cell body are called
Definition
Dendrites
Term
The cell body contains the
Definition
Nucleus and organelles
Term
Electricity flows in
Definition
One direction
Term
A single process that conducts nerve impulses away from the cell body is called an
Definition
Axon
Term
Structural cells of nervous tissue are called
Definition
Neueroglia
Term
What do the structural cells of nervous tissue (neuroglia) protect and support
Definition
Neurons
Term
The structural cells (neuroglia) do not
Definition
Conduct electrical signals
Term
An adult mature neuron has a rate of mitosis of
Definition
Zero (only tissue)
Term
What are the functions of the integumentary system
Definition
Protection
Physical protection of the body
First line of immune defense
Term
What are some more functions of the integumentary system
Definition
Homeostasis
Blood resovoir
Sensation
Excretion
Absorption
Synthesis of vitamin D
Term
The integumentary system is skin and accessory structures which include
Definition
Skin
Structure: three layers

Epidermis
Dermis
Subcutaneous layer
Term
The epidermis is refereed to as the
Definition
Outer layer
Term
The epidermis is composed of
Definition
Stratified squamous epithelium
Term
The epidermis is divided into
Definition
Five strata or layers
Term
The epidermis is avascular therefor new cells are formed in
Definition
The lowest strata or layers and migrate upward
Term
The stratum corneum of the epidermis is
Definition
25-30 rows of flat cells that are dead
Term
The cells of the stratum corneum that are dead are filled with
Definition
Keratin
Term
Cells of the stratum corneum of the epidermis are continuously shed that is called
Definition
Desquamation/ exfoliation
Term
The cells of the epidermis forms a barrier against
Definition
Heat, light, water and pathogens
Term
Stratum granulosum of the epidermis are
Definition
3-5 rows of flattened cells whose nuclei are breaking down
Term
Stratum granulosum of the epidermis is filled with
Definition
Keratin which protects deeper layers
Term
Stratum spinosum of the epidermis are
Definition
8-10 rows of cells that fit close to each other
Term
Stratum spinosum of the epidermis contains
Definition
Melanocytes - Melanin is the pigment that gives skin its color
Term
Stratum germinativum (basale) of the epidermis are
Definition
Single layer of cuboidal and columnal cells that are capable of cell division
Term
Another name for dermis is
Definition
True skin
Term
The dermis is composed of elastic connective tissue that is
Definition
well supplied with blood vessels and nerves
Term
Elastic connective tissue of the dermis is able to
Definition
Stretch
Term
The dermis elastic connective tissue varies in
Definition
Thickness depending on the area it is covering
Term
The dermis contains most of the skin accessory
Definition
Structures
Term
The dermis (true skin) papillary region consists of
Definition
Areolar connective tissue containing fine elastic fibers

Dermal papillae
Term
The reticular region of the dermis (true skin) consists of dense
Definition
Irregular connective tissue containing collagen and coarse elastic fibers.
Term
Where is the reticular region of the dermis
Definition
It rests on top of the subcutaneous layer
Term
Another name for subcutaneous layer is
Definition
Hypodermis/superficial fascia
Term
The dermis rests on the superficial fascia which
Definition
Connects the skint to the underlying surface muscles
Term
The subcutaneous layer contains large amounts of
Definition
Adipose tissue and elastic fibers (no clear seperation between the SC layer and the dermis)

It has a rich nerve and blood supply
Term
Sebaceous glands of skin appendages are
Definition
Exocrine glands that make sebum
Term
The duct of the sebaceous glands opens
Definition
Into hair follicles
Term
Sebum is an oily secretion that
Definition
Lubricates skin and hair
Term
The functions of the sebaceous glands are to lubricate
Definition
Skin and hair
Term
Sudoriferous (sweat) glands of skin appendages are
Definition
Exocrine glands that make sweat
Term
Sweat is a mixture of
Definition
Water, salts, urea, ammonia and sugar
Term
The functions of sudoriferous (sweat) glands are
Definition
Temperature regulation and to a lesser degree waste excretion
Term
There are two types of exocrine glands which are
Definition
eccrine glands which are widely distributes from birth on and

apocrine glands which are found in axila and groin and function a bit before puberty
Term
Ceruminous glands of skin appendages are
Definition
Modified sweat glands
Term
Cerumen produced by exocrine glands in lament terms is called
Definition
Ear wax
Term
The functions of ceruminous glands of skin appendages is
Definition
Cerumen forms a sticky barrier that prevents the entrance of foreign bodies
Term
Nails grow from the
Definition
Epidermis
Term
Touch receptors (meisners corpuscles) of sensory receptors are
Definition
Egg shaped receptors for discriminatory touch
Term
Where are touch receptors located
Definition
Located in the dermis
Term
Where are touch receptors more plentiful
Definition
Fingertips
Palms of hands
Soles of feet
Eyelids
Lips
Term
Pressure receptors (pacinian corpuscles) are located where
Definition
In the SC and submucosal layers as well as serous membranes, around joints, tendons, and muscles
Term
Pressure receptors are also referred to as
Definition
Pacinian corpuscles
Term
Touch receptors are also referred to as
Definition
Meisners corpuscles
Term
Temperature receptors are also referred to as
Definition
Krauses corpuscles
Term
Temperature receptors (Krauses corpuscles) are also referred to as
Definition
Thermal receptors
Term
Temperature receptors have seperate
Definition
Receptors for hot and cold
Term
Pain receptors are referred to as
Definition
Nociceptors

and have free nerve endings
Term
Hair of skin appendages are composed mainly of
Definition
Keratin filled dead cells
Term
Each hair is made by a group of cells called the hair
Definition
Follicle (living cells that make the hair)
Term
Melanocytes provide
Definition
Color for the hair
Term
The hair shaft is
Definition
Part of the hair that projects above the skin
Term
The hair root is
Definition
Part of the hair that is under the skin
Term
What are the functions of hair
Definition
Protection from injury
Traps foreign particles
Term
Nails are made of hard
Definition
Keratin
Term
The nail root is the part that does not
Definition
Project from the skin
Term
The nail plate is the part of the nail
Definition
That projects out of the skin
Term
The nail bed is the layer of epithelium that the
Definition
Nail plate rests on
Term
What are the functions of nails
Definition
Protect fingers and toes
Assist with fine grasp
Term
Skin pigmentation is generated by melanocytes which make
Definition
Menanin
Term
Melanocytes are more active when
Definition
Exposed to UV radiation
Term
Carotene which is stored in the SC layer adds to
Definition
Skin color
Term
Hemoglobin also contributes to skin
Definition
Color
Term
Albino is a hereditary inability to synthesize
Definition
Melanin

Lack of pigmentation of the skin, eyes and hair
Term
Tannin is an increase in melanin caused by exposure to
Definition
UV radiation
Term
Pallor is a decreased coloration caused by
Definition
Decreased blood flow or anemia
Term
Increased redness caused by vasodilation usually related to fever is cause
Definition
Flushing
Term
Bluish discoloration caused by low O2 levels is called
Definition
Cyanosis
Term
Yellow discoloration of skin and sclera caused by bile pigments in the blood. It is indicative of liver disease and conditions that cause rapid RBC hemolysis its called
Definition
Jaundice
Term
Any wound or local damage to tissue
Definition
Lesions
Term
Rash or eruption (raised lesion)
Definition
Surface lesions
Term
A spot that is even with the surface ex.freckles
Definition
Macule
Term
A firm raised area
ex.pimple
Definition
Papule
Term
A blister
ex.chicken pox
Definition
Vesicle
Term
A vesicle filled with pus
Definition
Pustule
Term
Another word for a scratch is
Definition
Excoriation
Term
A rough jagged wound (skin tear)
ex.cut
Definition
Laceration
Term
An area associated with death and disintegration of tissue

ex.pressur ulcers
Definition
Ulcer
Term
Stage 1 pressure ulcer
Definition
Red area that doesn't blanch when pressed
Term
Stage 2 pressure ulcer
Definition
Break in the skin partial loss of epidermis or dermis
Term
Stage 3 pressure ulcer
Definition
Break that extends to the subcutaneous layer full thickness skin loss does not extend to fascia bone tendon and muscle not visible
Term
Stage 4 pressure ulcer
Definition
Full thickness skin loss with exposed muscle, bone, or tendons
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