Question
click below
click below
Question
Normal Size Small Size show me how
ANT Chpt 4 & 5
Anatomy Chapter 4 & 5
Question | Answer |
---|---|
What type of tissue covers and lines the body and its parts? | Epithelial |
Epithelial tissue can be classified according to the ___ and ___ of its cells? | shape, arrangement |
Associated with the inner lining of some joints between bones are what type of membranes? | synovial |
The presence of ___ in a tissue allos stretching and ability to return to the original shape. | elastic fibers |
(T/F) Except for cartilage, connective tissue has a rich blood supply? | TRUE |
What classification of epithelium forms the stroma (framework) of many organs? | reticular connective |
Adipose is another name for? | fat storage |
What classification of epithelium protects the skin from damage? | keratinized stratified squamous epithelium |
What classification of epithelium composes the intervertebral discs? | fibrocartilage |
What stores red bone marrow, protects, supports? | bone |
What muscle is found in the walls of hollow organs? | smooth muscle |
Which classification of epithelium is found in lungs & is involved in diffusion? | simple squamous epithelium |
Which classification of epithelium is found in kidney tubules & is involved in absorption? | simple cuboidal epithelium |
(T/F) Endocrine gland secretions diffuse into the bloodstream. | TRUE |
(T/F) Exocrine gland secretions enter ducts. | TRUE |
In what tissue type would you find stores of calcium and phosphorus? | bone |
What tissue type is found in tendons? | dense regular connective tissue |
What are the functions of the stratified squamous epithelium? | proctection and secretion |
Which tissue forms the bulk of the heart wall? | cardiac muscle |
Modified columnar epithelial cells that secrete mucus are ___ cells. | mast |
Which connective tissue cells secrete anitibodies? | plasma cells |
Which of the following materials would NOT be found in the extracellualre matrix of connective tissue? | keratin |
The four main types of tissue are? | epithelial, connective, muscular, nervous |
The interior of your nose is lined with? | a mucous membrane |
A connective tissue with a liquid extracellular matrix is? | blood |
In the repair of tissue, scar tissue appears when? | fibroblasts secrete extracellular materials and collagen |
Which is NOT true concerning epithelial tissue? | epithelial tissue is well supplied with blood vessels. |
If you were going to design a hollow organ that needed to expand & have stretchability, which epithelial and connective tissue would you use? | transsitional epithelium & elastic connective tissue |
The hair structure that responds to touch is the? | root plexus |
What changes when exposed to ultraviolet radiation of the sun? | skin coloration |
In which portion of the skin will you find dermal papillae? | superficial region of the dermis |
If you pricked your fingertip with a needle, the first layer of epidermis you penertrate is? | stratum corneum |
The localized overgrowth of melanocytes causes what on the skin? | nevus (mole) |
The accumulation of melanin causes what on the skin? | freckles |
The inherited inability to produce melanin causes what of the skin? | albinism |
The shedding of excess keratinized cells causes what of the skin? | dandruff |
White patches from loss of melanocytes causes what of the skin? | vitiligo |
Hemoglobin in the blood moving through capillaries int eh dermins causes us to see what in the skin? | red or pink tones |
When you have your hair cut, scissors are cutting through the hair | shaft |
Which is NOT true concerning eccrine sweat glands? | production of visous secretion |
Which tissue is the main type found in the deeper region of the dermis? | dense irregular connective |
Which is NOT a function of skin? | calcium production |
Which is NOT true concerning hair? | Hirsutism is another nanme for male-pattern baldness |
Which type of gland secrete on oily substance? | sebaceous glands |
As keratinocytes int eh stratum basale are pushed toward the skin's surface they | begin to die |
To activate vitamin D, the skin cells need to be exposed to | ultraviolet light |
To prevent an unwanted hair from growing back, you must destroy the | hair matrix |
What happens in a decline in the activity of sebaceous glands? | aging |
Which is NOT an accessory structure of the skin? | dermis papillae |
What is the response by effectors when the body temperature is elevated? | sweat glands increase production of sweat |
Langerhans cells function where? | in immune responses |
Merkel cells is a ___ which is found where? | touch receptor found in epidermis |
Keratins is a protective protein of ____ & ____? | skin, hair |
Melanin is described as ? | yellow to black pigment |
Lamellated (paciniam) corpuscles are? | nerve endings sensitive to pressure |
Cerumen is also known as? | earwax |
Carotene is described as? | yellow-orange precursor of vitamin A |
Striae is described as? | silvery white streaks |
corpuscle of touch (Meissner corpuslce) is a ___ which is found where? | touch receptor found in dermal papillae |
Which of the following answers includes the four main categories of tissues? | connective, epithelial, muscle, nervous |
One way of classifying epithelial tissues depends on whether they are arranged in layers or not. The terms used in this classification are | simple, stratified, or pseudostratified. |
Smooth muscle tissue | is located in the walls of hollow internal structures (e.g., blood vessels, airways of lungs, and the urinary bladder). |
___ are cells that perform supportive functions for neurons. | neuroglia |
Which of the following are essential for proper blood clotting? | platelets |
Which of the following is a function of muscle tissue? | generation of force |
Perichondrium | surrounds cartilage. |
Which of the following cells engulf foreign microorganisms that invade the body? | phagocytic white blood cells |
___ are cells embedded in extracellular matrix. | Chondrocytes |
All epithelium sits on a thin extracellular layer called the ___. | basement membrane |
Which of the following types of tissue protects and supports organs, binds organs together, stores energy reserves as fat, and provides immunological protection? | connective |
Filtration, diffusion, and osmosis most easily occur through which of the following? | simple squamous epithelium |
Simple cuboidal epithelium forms the ___. | kidney tubules |
Goblet cells are found in the ___. | columnar epithelium of the lining of the large intestine |
The function of ciliated simple columnar epithelium is to | move fluids or particles along a passageway. |
Ciliated simple columnar epithelium is found in the lining(s) of the ___. | uterine (Fallopian) tubes |
The columnar cells of stratified columnar epithelium are located | only in the apical layer. |
Pseudostratified columnar epithelium, with cilia and goblet cells, is found in the lining of the | trachea. |
The name of a specific kind of stratified epithelium depends on | the shape of its surface cells. |
The most abundant protein in the human body is ___. | collagen |
A type of connective tissue that is the major storage site of the energy reserves of the body and helps to support and protect various organs is ___. | adipose tissue |
The strength of cartilage is due to the presence of ___. | collagen fibers |
A tissue that contains collagen, elastic, and reticular fibers, and several kinds of cells imbedded in a semifluid ground substance is ___. | loose areolar connective tissue |
Combined with adipose tissue, which of the following forms the subcutaneous layer? | areolar connective tissue |
What tissue is found in the dermis of the skin, periosteum of bone, the membrane capsules of organs, and heart valves? | dense irregular connective tissue |
What tissue is usually attached to bone? | skeletal muscle |
If fibroblasts of the stroma of injured tissue are active in repair, | a scar will form. |
A tissue that consists largely or entirely of closely packed cells with little extracellular material between adjacent cells and at least some of the cells touching a basement membrane is: | epithelium |
The follicles of the thyroid gland (an endocrine gland), are made up of which type of epithelium? | simple cuboidal |
___ are cells, numerous in connective tissues, that secrete the fibers and ground substance of the matrix. | Fibroblasts |
___ are connective tissue cells that are specialized for storing triglycerides. | adipocytes |
What tissue forms tendons and ligaments? | dense regular connective tissue |
Elastic cartilage contains ___. | chondrocytes and elastic fibers |
Synovial membranes line which of the following? | the cavities of certain joints |
Which of the following lines the abdominal cavity? | serous membrane |
Which of the following describes the tissue depicted in this illustration? | pseudostratified ciliated columnar epithelium |
Mesothelium forms which of the following? | epithelial layer of serous membranes |
Which of the following are secretions of endocrine glands? | hormones |
Which of the following is a typical characteristic of connective tissue? | composed of cells imbedded in a noncellular matrix |
The principal epithelial membranes of the body include all of the following except: | periosteal membranes |
A common autoimmune disorder that causes inflammation and destruction of exocrine glands, especially the lacrimal (tear) glands and salivary glands is: | Sjögren’s syndrome |
The tissue depicted in the illustration below is which of the following? | hyaline cartilage |
Which membrane is attached to the outside of the heart and also lines a portion of the thoracic cavity? | pericardium |
Transitional epithelium is found | lining the inner surface of the urinary bladder. |
(T/F) Epithelial tissues repair well because they have a good blood supply. | FALSE |
(T/F) Generally, tissues heal faster and leave less obvious scars in the young than in the aged. In fact, surgery performed on fetuses leaves no scars. | TRUE |
(T/F) With aging, collagen fibers are likely to increase in number and change in quality. | TRUE |
(T/F) An obese person has many more blood vessels than a lean person, a situation that can cause high blood pressure, since the heart has to work harder. | TRUE |
Epithelial tissue | covers and lines the body and its parts. |
Epithelial tissue can be classified according to | its function. |
Associated with the inner lining of some joints between bones are | synovial membranes. |
The presence of ___ in a tissue allows stretching and ability to return to the original shape. | elastic fibers |
Which of the following is true concerning connective tissue? | Some connective tissues have a rich blood supply. |
Which type of tissue is found in the lungs and involved in diffusion? | simple squamous epithelium |
If you were going to design a hollow organ that needed to expand and stretch, which of the following epithelial and connective tissues might you use? | transitional epithelium and elastic connective tissue |
Which of the following statements is NOT true concerning epithelial tissue? | Epithelial tissue is well supplied with blood vessels. |
In the repair of tissue, scar tissue appears when | fibroblasts secrete extracellular materials and collagen. |
A connective tissue with a liquid extracellular matrix is | blood. |
The interior of your nose is lined with | a mucous membrane. |
The four main types of tissue are | connective, epithelial, muscular, and nervous. |
Which of the following materials would NOT be found in the extracellular matrix of connective tissue? | keratin |
Which connective tissue cells secrete antibodies? | plasma cells |
Modified columnar epithelial cells that secrete mucus are ___ cells. | goblet |
Which tissue forms the bulk of the heart wall? | cardiac muscle |
Stratified squamous epithelium functions mainly to perform what function? | protection |
What tissue type is found in tendons? | dense regular connective tissue |
In what tissue type would you find stores of calcium and phosphorus? | bone |
Which of the following statements is true concerning glandular tissue? | Endocrine gland secretions diffuse into the bloodstream; exocrine gland secretions enter ducts. |
As cells are pushed from the deeper portion of the epidermis toward the surface, | they degenerate and die. |
Sweat from eccrine glands | helps regulate body temperature. |
The hypodermis (subcutaneous layer) consists of | areolar and adipose tissue with pressure-sensitive nerve endings. |
What contributes to the color of skin and absorbs ultraviolet (UV) light? | melanin in melanocytes and keratinocytes |
Nails are formed from | epidermal cells. |
Which layer of skin has no blood vessels? | epidermis |
Which layer of skin undergoes cell division (mitosis)? | stratum basale |
Which of the following best describes the stratum corneum? | many layers of completely keratinized and dead cells |
Hair is surrounded by these cells and is also a product of cells of the ___. | epidermis |
People who rarely venture outdoors or completely cover their skin when outdoors may develop a deficiency of | vitamin D. |
Gray hair and changes in skin pigmentation in older people are due to | a decrease in the number of functioning melanocytes. |
Half of burn victims die when the burn area exceeds ___ percent of the body. | 70 |
Nail growth originates at which of the following? | nail matrix |
Which of the following is the most common cell type found in the epidermis? | keratinocyte |
Which of the following are cells of the epidermis that participate in immune responses mounted against microbes that invade the skin? | Langerhans cells |
Which of the following does NOT impart color to skin? | keratin |
Hair and nails are composed primarily of which of the following substances? | keratin |
In which stratum do new skin cells arise, in this figure of the epidermis? | B |
Which of the strata of the epidermis in the figure is missing in thin skin? | Stratum lucidum |
Constant exposure to friction or pressure stimulates the formation of a(n) ___, which is an abnormal thickening to the epidermis. | callus |
Which term means “itching”? | pruritis |
Blood vessels in the dermis will constrict in response to which of the following conditions? | decrease in environmental temperature |
A morphine patch applied to the skin is effective in treating pain because the skin is capable of ___. | absorption |
(T/F) The deepest part of the skin is composed of dense regular connective tissue. | FALSE |
(T/F) The build-up of bilirubin in the blood makes the mucous membranes, nail beds, and skin appear blue in color (cyanotic). | FALSE |
(T/F) Most sweat glands are eccrine (rather than apocrine). | TRUE |
(T/F) The skin is the largest organ of the body both in surface area and in weight. | TRUE |
The hair structure that responds to touch is the ___. | root plexus |
Skin coloration | changes when exposed to ultraviolet radiation of the sun. |
In which portion of the skin will you find dermal papillae? | superficial region of the dermis |
If you pricked your fingertip with a needle, the first layer of epidermis that it would penetrate is the ___. | stratum corneum |
Which below is described as a localized overgrowth of melanocytes? | nevus |
The red or pink tones seen in some skin are due to | hemoglobin in the blood moving through capillaries in the dermis. |
When you have your hair cut, scissors are cutting through the hair ___. | shaft |
Which of the following is NOT true concerning eccrine sweat glands? | They produce a viscous secretion. |
Which tissue is the main type found in the deeper region of the dermis? | dense irregular connective |
Which of the following is NOT DIRECTLY a function of skin? | calcium production |
Which of the following is NOT true concerning hair? | Hirsutism is another name for male-pattern baldness. |
Sebaceous glands ___. | secrete an oily substance |
As keratinocytes in the stratum basale are pushed toward the skin’s surface, they ___. | begin to die |
To activate vitamin D, the skin cells need to be exposed to ___. | ultraviolet light |
To prevent an unwanted hair from growing back, you must destroy the ___. | hair matrix |
Aging can result in ___. | a decline in the activity of sebaceous glands |
The portion of the nail that is responsible for nail growth is the ___. | nail matrix |
Which below is associated with a Langerhans cell? | function in immune responses |
Which of the following is NOT an accessory structure of the skin? | dermal papillae |
What is the response by effectors when the body temperature is elevated? | Sweat glands increase production of sweat. |