Body Membranes Quiz
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Questions and Answers

Blonde hair is caused by ______

little melanin

White hair is caused by ______

no melanin

Red hair is caused by ______

iron pigment in hair

Gray hair is a mixture of ______

<p>pigmented &amp; nonpigmented hair</p> Signup and view all the answers

The arrector pili muscle is attached to the follicle on one end and the ______ on the other end

<p>dense irregular CT framework of the papillary layer</p> Signup and view all the answers

The arrector pili muscle causes the hair strand to stand up and the surface of the skin above it to ______

<p>bulge upward</p> Signup and view all the answers

Sensory receptors respond to changes in the ______

<p>surrounding environment</p> Signup and view all the answers

Touch receptors include Merkel's disk and ______

<p>Meissner's corpuscles</p> Signup and view all the answers

Pressure receptors include ______

<p>Pacinian corpuscle</p> Signup and view all the answers

Heat receptors include Ruffini's endings and ______

<p>Pain nerve ending</p> Signup and view all the answers

Serous membranes are found lining body cavities that do not open up directly to the ______

<p>outside</p> Signup and view all the answers

Each type of serous membrane consists of two ______ which are continuous with each other.

<p>layers</p> Signup and view all the answers

The parietal layer of a serous membrane lines the ______ of the cavity.

<p>wall</p> Signup and view all the answers

The visceral layer of a serous membrane covers the ______ inside the cavity.

<p>organs/structures</p> Signup and view all the answers

A lubricating watery fluid is located between the two layers of a ______ membrane.

<p>serous</p> Signup and view all the answers

Mucous membranes are found lining cavities that directly open up to the ______ of the body.

<p>outside</p> Signup and view all the answers

Mucous membranes are 'moist' membranes bathed by ______.

<p>fluid</p> Signup and view all the answers

Some mucous membranes contain ______ cells, which are mucus-secreting cells.

<p>goblet</p> Signup and view all the answers

Synovial membranes form the inner lining of ______ cavities.

<p>joint</p> Signup and view all the answers

The integumentary system is composed of ______ and other various accessory organs.

<p>skin</p> Signup and view all the answers

the ______ barked

<p>dog</p> Signup and view all the answers

the ______ meowed

<p>cat</p> Signup and view all the answers

The primary function of the epidermis is to provide protection against invading ______

<p>pathogens</p> Signup and view all the answers

The stratum basale is also known as the ______ layer

<p>germinating</p> Signup and view all the answers

Match the following body membranes with their correct descriptions:

<p>Serous Membranes = Found lining body cavities that do not open up directly to the outside Mucous Membranes = Found lining cavities that directly open up to the outside of the body Synovial Membranes = Form the inner lining of joint cavities Cutaneous Membranes = An organ of the integumentary system - Skin</p> Signup and view all the answers

Match the following types of membranes with their locations:

<p>Peritoneum = Associated with the abdominopelvic cavity Pleura = Associated with the pleural cavities Pericardium = Associated with the pericardial Synovial Membranes = Form the inner lining of joint cavities</p> Signup and view all the answers

Match the following layers of serous membranes with their correct locations:

<p>Parietal layer = Lining the wall of the cavity Visceral layer = Covers the organs/structures inside the cavity</p> Signup and view all the answers

Match the following types of cells with the correct membranes they are found in:

<p>Goblet cells = Mucus-secreting cells found in some mucous membranes No specific cells = Cutaneous membranes</p> Signup and view all the answers

Match the following characteristics of the integumentary system with their correct descriptions:

<p>Surface area = 1.2 to 2.2 square meters (varies) Percentage of overall body weight = About 7% Composition = Skin and other various accessory organs Examples of accessory organs = Sweat glands, oil glands, hair, finger nails and toe nails</p> Signup and view all the answers

Match the following types of hair with their correct causes:

<p>White hair = Lack of melanin Red hair = Pheomelanin Gray hair = Mixture of pigmented and non-pigmented hairs Blonde hair = Small amounts of brown eumelanin and large amounts of pheomelanin</p> Signup and view all the answers

Match the following types of receptors with their correct functions:

<p>Pressure receptors = Include Pacinian corpuscles and Ruffini's endings Heat receptors = Include Free nerve endings and Ruffini's endings Touch receptors = Include Merkel's disk and Meissner's corpuscles No specific receptors = Serous membranes</p> Signup and view all the answers

Match the following layers of the skin with their correct names:

<p>Stratum basale = Also known as the basal layer No specific layer = Mucous membranes</p> Signup and view all the answers

Match the following types of fluids with the correct membranes they are found between:

<p>Lubricating watery fluid = Between the two layers of a serous membrane No specific fluid = Mucous membranes</p> Signup and view all the answers

Match the following body parts with their correct associations with the integumentary system:

<p>Nails = Accessory organs of the integumentary system Hair = Accessory organs of the integumentary system Skin = Part of the integumentary system No specific body part = Serous membranes</p> Signup and view all the answers

Match the following skin disorders with their descriptions:

<p>Acne = Inflammatory disease of sebaceous glands, most prevalent at puberty Athlete's Foot = Fungus infection often present on the soles and between the toes of the feet Decubitus Ulcers = Tissue damage and ulcerations as a result of deficiency of blood due to prolonged pressure against an underlying bony projection Impetigo = Highly contagious bacterial skin infection most commonly found in children, characterized by pus-filled sacs (pustules) that rupture and become crusted over</p> Signup and view all the answers

Match the following skin receptors with their types:

<p>Touch = Merkel’s disk, Meissner’s corpuscles Pressure = Pacinian corpuscle Heat = Ruffini’s endings, Pain nerve ending (extreme) Cold = Krause end bulbs, Pain nerve endings (extreme)</p> Signup and view all the answers

Match the following burn types with their characteristics:

<p>First degree burn = Only epidermis is affected, characterized by mild pain and erythema (redness), will heal in two to three days and may be accompanied by flaking and peeling Second degree burn = Extends through the entire epidermis and part of the dermis, Erythema, pain and blistering develops in the area of the damaged skin, Heals within 10 to 14 days with little scarring depending on extent of burn Third degree burn = Entire thickness of skin is destroyed, surface is leathery and may be tan, brown or black in appearance, no pain in immediate area because pain receptors are destroyed, regeneration of tissue is slow with much scarring even with grafts</p> Signup and view all the answers

Match the following skin pigments with their associated hair colors:

<p>Melanin = Dark hair Iron pigment in hair = Red hair No melanin = White hair Mixture of pigmented &amp; nonpigmented hair = Gray hair</p> Signup and view all the answers

Match the following skin layers with their descriptions:

<p>Dermis = Contains arrector pili muscle and sensory receptors, most arte limited to this layer Subcutaneous Layer = Consists of a loose fibrous connective tissue and adipose, collagen and elastic fibers are continuous with dermis, adipose thickness varies from one body region to another Epidermis = Outermost layer of the skin, primary function is to provide protection against invading pathogens</p> Signup and view all the answers

Match the following skin cancers with their descriptions:

<p>Basal Cell Carcinoma = Most common type, least malignant, slow-growing, rarely metastasizes Squamous Cell Carcinoma = Arises from the keratinocytes of the stratum spinosum, tends to metastasize to nearby lymph nodes if not removed Melanoma = Cancer of melanocytes, highly metastatic and resistant to chemotherapy</p> Signup and view all the answers

Match the following layers of skin with their descriptions:

<p>Stratum Basale = Deepest layer of the epidermis, actively mitotic, cells undergo rapid division Stratum Corneum = Outermost layer of the epidermis, composed of dead, keratinized cells Stratum Spinosum = Cells contain a weblike system of intermediate prekeratin filaments attached to desmosomes, abundant melanin granules and dendritic cells</p> Signup and view all the answers

Match the following concerns in cases of severe burns with their descriptions:

<p>Body fluid loss = Intravenous administration of balanced salt solution is given Heat loss = Place patient in warm environment Bacterial infection = Application of antibacterial dressings</p> Signup and view all the answers

Match the following descriptions with the correct types of burns:

<p>Only epidermis is affected, characterized by mild pain and erythema (redness), will heal in two to three days and may be accompanied by flaking and peeling = First degree burn Extends through the entire epidermis and part of the dermis, Erythema, pain and blistering develops in the area of the damaged skin, Heals within 10 to 14 days with little scarring depending on extent of burn = Second degree burn Entire thickness of skin is destroyed, surface is leathery and may be tan, brown or black in appearance, no pain in immediate area because pain receptors are destroyed, regeneration of tissue is slow with much scarring even with grafts = Third degree burn</p> Signup and view all the answers

Match the following skin layers with their associated structures or functions:

<p>Epidermis = Primary function is to provide protection against invading pathogens Dermis = Contains arrector pili muscle and sensory receptors Subcutaneous Layer = Consists of a loose fibrous connective tissue and adipose, collagen and elastic fibers are continuous with dermis</p> Signup and view all the answers

Match the following skin structures with their descriptions:

<p>Stratum Basale = Deepest single cell layer of cells, in contact with basement membrane, cuboidal in shape, actively divide to form keratinocytes Stratum Corneum = Outermost layer of skin, 20-30 layers of dead anucleated keratinized cells, makes up to 75% of the thickness of skin Dermal Papillae = Projections on the outer surface of the papillary dermis, the stratum basale follows their contour Hair Follicle = Tube-like depression of the epidermis and into dermis, contains the hair root which grows from dividing cells at the base of the follicle</p> Signup and view all the answers

Match the following sweat glands with their descriptions:

<p>Eccrine Sweat Glands = Most numerous sweat gland, activated in times of elevated body temperature, open up directly onto skin surface by way of a pore Apocrine Sweat Glands = Approx. 2000 become active at puberty, produce sweat when a person is emotionally upset, frightened, in pain and during sexual arousal, most open up into hair follicles Sebaceous Gland = Groups of specialized epithelial cells associated with hair follicles, release a fatty oil like substance called Sebum Hair Follicle = Tube-like depression of the epidermis and into dermis, contain the hair root which grows from dividing cells at the base of the follicle</p> Signup and view all the answers

Match the following skin layers with their descriptions:

<p>Epidermis = Outermost layer composed primarily of a stratified squamous epithelium, avascular and limited sensory innervation, divided into 4 (thin skin) or 5 (thick skin) layers Dermis = Connective tissue layer found below the epidermis, contains many of the connective tissue proper cells, semi-fluid matrix with embedded protein fibers Stratum Basale = The deepest single cell layer of cells, in contact with basement membrane, cuboidal in shape, actively divide to form keratinocytes Stratum Corneum = Outermost layer of skin, 20-30 layers of dead anucleated keratinized cells, makes up to 75% of the thickness of skin</p> Signup and view all the answers

Match the following skin functions with their descriptions:

<p>Protection = Against invading pathogens (cell junctions), Water loss (keratin), Ultraviolet radiation (melanin) Sensation = House receptors for general cutaneous sensations (heat, cold, pain, touch, pressure) Thermoregulation = Helps to regulate body temperature Excretion = Excretes some wastes</p> Signup and view all the answers

Match the following skin structures with their functions:

<p>Melanocytes = Produce melanin which is responsible in part to skin color Keratinocytes = Give rise to all other layers as continued division pushes these cells toward the outer (apical) surface, produce the fibrous protein Keratin and glycolipids Dermal Papillae = The stratum basale follows their contour, provide nourishment Hair Follicle = Contains the hair root, hair color is genetically determined by the amount of melanin produced by the melanocytes</p> Signup and view all the answers

Match the following skin layers with their locations:

<p>Thick Skin = Located in areas subject to pressure/abrasion (palms of hands, fingertips, plantar surface of foot) Thin Skin = Everywhere else</p> Signup and view all the answers

Match the following sweat glands with their descriptions:

<p>Eccrine Sweat Glands = Most numerous sweat gland, activated in times of elevated body temperature, open up directly onto skin surface by way of a pore Apocrine Sweat Glands = Approx. 2000 become active at puberty, produce sweat when a person is emotionally upset, frightened, in pain and during sexual arousal, most open up into hair follicles Sebaceous Gland = Groups of specialized epithelial cells associated with hair follicles, release a fatty oil like substance called Sebum Hair Follicle = Tube-like depression of the epidermis and into dermis, contain the hair root which grows from dividing cells at the base of the follicle</p> Signup and view all the answers

Match the following skin layers with their descriptions:

<p>Epidermis = Outermost layer composed primarily of a stratified squamous epithelium, avascular and limited sensory innervation, divided into 4 (thin skin) or 5 (thick skin) layers Dermis = Connective tissue layer found below the epidermis, contains many of the connective tissue proper cells, semi-fluid matrix with embedded protein fibers Stratum Basale = The deepest single cell layer of cells, in contact with basement membrane, cuboidal in shape, actively divide to form keratinocytes Stratum Corneum = Outermost layer of skin, 20-30 layers of dead anucleated keratinized cells, makes up to 75% of the thickness of skin</p> Signup and view all the answers

Match the following skin structures with their functions:

<p>Melanocytes = Produce melanin which is responsible in part to skin color Keratinocytes = Give rise to all other layers as continued division pushes these cells toward the outer (apical) surface, produce the fibrous protein Keratin and glycolipids Dermal Papillae = The stratum basale follows their contour, provide nourishment Hair Follicle = Contains the hair root, hair color is genetically determined by the amount of melanin produced by the melanocytes</p> Signup and view all the answers

Match the following skin functions with their descriptions:

<p>Protection = Against invading pathogens (cell junctions), Water loss (keratin), Ultraviolet radiation (melanin) Sensation = House receptors for general cutaneous sensations (heat, cold, pain, touch, pressure) Thermoregulation = Helps to regulate body temperature Excretion = Excretes some wastes</p> Signup and view all the answers

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