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The gland responsible for the waxy secretion in the external ear canal is
eccrine
apocrine
sudoriferous
ceruminous
eccrine
apocrine
sudoriferous
ceruminous
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Question
which cells of the skin act as a type of antigen presenting cells in the skin
dermatophytes
Dendritic cells
keratinocytes
melanocytes
dermatophytes
Dendritic cells
keratinocytes
melanocytes
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WEEK 4 PHYSIOLOGY
Tissues and Skin
| Question | Answer |
|---|---|
| The gland responsible for the waxy secretion in the external ear canal is eccrine apocrine sudoriferous ceruminous | ceruminous |
| which cells of the skin act as a type of antigen presenting cells in the skin dermatophytes Dendritic cells keratinocytes melanocytes | Dendritic cells |
| apocrine sweat glands can be found in all of the following areas, except the soles of the feet armpits Areole of the breast pigmented skin around the anus | soles of the feet |
| which skin layer contains closely packed clear cells that contain a gel like substance called Eleidin stratum lucidum stratum basale stratum granulosum stratum corneum | stratum lucidum |
| which skin layer has cells that look prickly because of the desmosomes that join the cells together stratum basale stratum Spinosa stratum granulosum stratum corneum | stratum Spinosa |
| and in which skin layer does the process of keratinization begin stratum basale stratum corneum stratum granulosum stratum Spinosa | stratum granulosum |
| Hair alternates between periods of growth and rest consist of keratinized cells is formed from cells of the germinal matrix is all of the above | is all of the above |
| which is not part of a hair shaft root Lanugo medulla | Lanugo |
| smooth muscles that produce goose pimples when they contract are ____ muscles Papillary cuticle medullary arrector pili | arrector pili |
| The hair papilla consist of ___ tissue Epidermal dermal hypothermal fibrous connective | dermal |
| What are the cells of skin are filled with tough fibrous proteins an account for most of the epidermal cells of the skin Dermatophytes Langerhans cells keratinocytes melanocytes | keratinocytes |
| Which skin layer is called the barrier area Stratum lucidum stratum basale stratum granulosum stratum corneum | stratum corneum |
| Fingernail growth is the result of the mitosis of the cells in the stratum Germinativum granulosum corneum lucidum | Germinativum |
| The nail body forms at the Nail root, which is a matrix of proliferating cells from the ____ that enables the nail to grow continuously Hypocynchium stratum basale Eponychium Eccrine | stratum basale |
| The hair follicle is found in the epidermis dermis hypodermis subcutaneous layer | dermis |
| What type of connective tissue helps newborns maintain body temperature by producing heat Dense fibrous tissue beige, fat brown fat white fat | brown fat |
| Of the five epidermal cell layers the only one that can undergo mitosis is the stratum basale lucidum corneum granulosum | basale |
| Which cells form, and the blood brain barrier that protects the brain from harmful substances in the Oligodendrocytes neurons astrocytes microglia | astrocytes |
| Which tissue is most likely to form a keloid scar as it heals muscle nervous epithelial connective | connective |
| The hypodermis connects the dermis to the underlying tissues is the layer of skin which hair is produced connects the dermis and epidermis is the layer of skin which nails are produced | connects the dermis to the underlying tissues |
| Which is not a following characteristic of epithelial tissue Forms glands that secrete substances into and out of the body is important in communication and control covers and protects body surfaces lines the interior of body cavities | is important in communication and control |
| Basement membrane is composed of molecules made by _ tissue Muscle connective epithelial both B&C are correct | both B&C are correct |
| Areolar tissue usually contains which type of cells in the greatest number Macrophages fibroblast mast cells phagocytes | fibroblast |
| The area referred to as true skin is the Stratum corneum subcutaneous layer dermis hypodermis | dermis |
| Which of the following is not a characteristic of muscle tissue cells are specialized to contract produces movement for the body generates heat for the body cells are separated by a large quantity of extracellular matrix | cells are separated by a large quantity of extracellular matrix |
| And in which area would you expect to find thick especially thick stratum corneum Back of the hand thigh Abdomen sole of the foot | sole of the foot |
| Which cells electrically, insulated axons to increase the speed of conduction Oligodendrocytes Schwann cells astrocytes both a & b | both a & b |
| Which is not a function of connective tissue transport support defense communication | communication |
| Which type of tissue has the greatest capacity to regenerate muscle nervous epithelial all of the above | epithelial |
| Which of the following is not a function of adipose tissue insulates to conserve body heat defensive body from microbes in injurious substances supports and protects the kidneys stores access food | defensive body from microbes in injurious substances |
| Which of the following is not a characteristic of connective tissue typically hold its cells together tightly by means of desmosomes protects the body from foreign invaders supports the body transports substances throughout the body | typically hold its cells together tightly by means of desmosomes |
| Which of the following vitamins are absorbed through the skin vitamin a vitamin D vitamin K all of the above | all of the above |
| Which of the following is not a function of the skin defense against disease organisms synthesis of vitamin E regulation of body temperature excretion of water and salt | synthesis of vitamin E |
| Which of the following epithelial functions as a primary activity of glandular Protection secretion sensation excretion | secretion |
| Connective tissue forms front stem cells called Mesenchyme blastocyte endoderm ectoderm | Mesenchyme |
| which tissue is most likely to form a keloid scar as it heals muscle nervous epithelial connective | connective |
| A tissue is a membrane that lines body cavities a group of similar cells that perform a common function a thin sheet of cells embedded in the matrix the most complex organizational unit of the body | the most complex organizational unit of the body |
| Which of the following is not a characteristic of skeletal muscles having one nucleus being attached to the bone having striations having voluntary or “willed” muscles | having one nucleus |
| This type of tissue that contains cells called in neurons is called Muscle epithelial connective nervous | nervous |
| Which cells help destroy pathogens and damaged tissue in the brain Oligodendrocytes Schwann cells astrocytes microglia | microglia |
| Hematopoietic tissue can be found in the heart lungs Bones intestines | Bones |
| Mucus membranes are important, because they lubricate and protect passageways true or false | true |
| Which is not a function of epithelial tissue absorption secretion assimilation protection | assimilation |
| What structure is formed by the union of the basil and reticular lamina Nucleus basement membrane lysosome endoplasmic reticulum | basement membrane |
| Which of the following is not a proteoglycan found in the matrix of connective tissue Glucosamine collagen hyaluronic acid or a all of the above | collagen |
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sabrinaseher