A&P Chapter 4 Review Questions

Which type of skin cancer is the most common? A. basal cell carcinoma B. squamous cell carcinoma C. melanoma D. Kaposi's sarcoma

A. basal cell carcinoma

Connective tissue in tendons is A. dense regular collagenous tissue. B. dense regular elastic tissue. C. dense irregular collagenous tissue. D. dense irregular elastic tissue

A. dense regular collagenous tissue

Stretch marks develop on the abdomen of pregnant women because of stretching and rupture of the A. dermis. B. epidermis. C. melanocytes. D. stratum corneum

A. dermis

What type of tissue forms linings or coverings? A. epithelial tissue B. connective tissue C. muscular tissue D. nervous tissue

A. epithelial tissue

The embryonic germ layer that is the source of connective tissue and muscle is A. mesoderm. B. endoderm. C. ectoderm. D. exoderm.

A. mesoderm

Stratified epithelium consists of A. multiple layers of cells. B. a single layer of cells. C. a single layer of cells that changes shape when the tissue is stretched. D. a multiple layer of cells that appears to change shape when the tissue is stretched

A. multiple layers of cells

When the arrector pili muscles contract A. the body is able to lose heat. B. "goose bumps" form on the skin. C. the hair on your arms and legs begins to curl. D. the sweat glands empty their contents onto the surface of the skin

B. "goose bumps" form on the skin

What type of cells contain large amounts of lipids? A. mast cells B. adipocytes C. osteoclast D. stem cells

B. adipocytes

A genetic disease characterized by the inability to produce melanin is A. melanosomes. B. albinism. C. dermatitis. D. carotene

B. albinism

The epidermis A. is thicker than the dermis. B. contains no blood vessels. C. is composed of loose connective tissue. D. is made up mostly of melanocytes.

B. contains no blood vessels

The layer of epithelium that covers the skin is called the A. dermis. B. epidermis. C. hypodermis. D. mesodermis.

B. epidermis

Which tissue type forms glands? A. connective B. epithelial C. muscle D. nervous

B. epithelial

Which of the following will help cool the body? A. absorption of ultraviolet light rays by the skin B. evaporation of sweat from the skin's surface C. contraction of the arrector pili muscles D. decreased blood flow to the skin

B. evaporation of sweat from the skin's surface

The secretions of endocrine glands are released directly A. onto the skin surface. B. into the bloodstream. C. into a gland duct. D. into the nervous tissue

B. into the bloodstream

The activity of apocrine sweat glands A. produces cerumen. B. leads to body odor. C. gives the skin a healthy glow. D. produces sweat on the palm of the hand

B. leads to body odor

The distal portion of the nail is the A. nail root. B. nail body. C. nail fold. D. eponychium

B. nail body

Barney sat on a hot camp stove while on a camping trip. The burn was painful and blistered. His was what type of burn? A. first degree B. second degree C. third degree D. fourth degree

B. second degree

Which of the following is a function of epithelial tissue? A. conduction of action potentials B. secretion and absorption of molecules C. support of other tissue types D. contraction

B. secretion and absorption of molecules

Movement of food through the digestive tract results from the action of A. cardiac muscle. B. smooth muscle. C. skeletal muscle. D. undifferentiated muscle

B. smooth muscle

The various types of epithelium are classified by A. the size and shape of cells. B. the shape of cells and number of cell layers. C. the number of cell layers and size of the cells. D. the size and location of cells

B. the shape of cells and number of cell layers

Light-skinned races such as Caucasians have A. more melanocytes than races with darker skins. B. fewer melanocytes than races with darker skins. C. approximately the same number of melanocytes as races with darker skins. D. more melanin in their skin

C. approximately the same number of melanocytes as races with darker skins

The bluish tinge of skin due to a reduction of oxygen in the blood is called A. hemolysis. B. desquamation. C. cyanosis. D. carotenosis

C. cyanosis

Which of the following is an inflammatory condition of the skin? A. melanosomes. B. albinism. C. dermatitis. D. carotene

C. dermatitis

A coiled fibrous protein in connective tissue that is stretchy is called A. a reticular fiber. B. proteoglycan. C. elastin. D. collagen.

C. elastin

The four primary tissue types are A. epithelial, cartilage, muscular, and brain. B. connective, epithelial, skin, and blood. C. epithelial, connective, muscular, and nervous. D. glands, bone, lungs, and kidney

C. epithelial, connective, muscular, and nervous

A cell that forms fibrous connective tissue would be called a A. fibroclast. B. fibrocyte. C. fibroblast. D. fibroid

C. fibroblast

The portion of a hair that protrudes above the surface of the skin is the A. hair bulb. B. hair root. C. hair shaft. D. hair follicle

C. hair shaft

Unlike an exocrine gland, an endocrine gland A. is a secretory organ. B. sheds cells with its secretions. C. has no ducts. D. contains goblet cells

C. has no ducts

A subcutaneous injection delivers medication into the A. epidermis. B. dermis. C. hypodermis. D. muscle

C. hypodermis

Cartilage heals slowly after an injury because A. this tissue type is very complex. B. it contains so much proteoglycan. C. it has few, if any, blood vessels. D. it is a dead, rather than a living, tissue

C. it has few, if any, blood vessels

The extracellular material found in tissues is called A. plasma. B. lymph. C. matrix. D. fibroblast

C. matrix

What type of cells break down bone tissue? A. mast cells B. adipocytes C. osteoclast D. stem cells

C. osteoclast

Blood cells are produced in hemopoietic tissue found in A. yellow bone marrow. B. brown bone marrow. C. red bone marrow. D. white bone marrow.

C. red bone marrow

Thin skin has only four epithelial strata. It lacks which of the following? A. stratum spinosum B. stratum granulosum C. stratum lucidum D. stratum corneum

C. stratum lucidum

Keratinocytes A. produce skin pigments in cell organelles called melanosomes. B. are found in both the dermal and the epidermal layers of the skin. C. are special cells of the immune system. D. are responsible for the reduction of water loss from the skin

D. are responsible for the reduction of water loss from the skin

What will develop when the skin is subjected to excess friction or pressure? A. carcinoma B. melanoma C. stretch marks D. callus

D. callus

A yellow pigment derived from plants that can impart a yellow color to the skin is A. melanosomes. B. albinism. C. dermatitis. D. carotene

D. carotene

Which of the following occurs when the permeability of blood vessels increases during inflammation? A. removal of foreign material from the blood B. increased blood flow to the area C. redness and heat at the injury site D. edema

D. edema

Ringworm is an infection of the skin, hair, and nails caused by a A. bacterium. B. virus. C. parasite. D. fungus

D. fungus

The dermis A. contains no blood vessels. B. functions as padding and insulation. C. is divided into three distinct layers. D. is responsible for most of the skin's structural strength

D. is responsible for most of the skin's structural strength

The central axis of the hair is the A. shaft. B. cuticle. C. hair bulb. D. medulla

D. medulla

A thick, sticky secretion produced by goblet cells is called A. serous fluid. B. synovial fluid. C. plasma. D. mucus

D. mucus

What type of tissue contains cells called neurons? A. epithelial tissue B. connective tissue C. muscular tissue D. nervous tissue

D. nervous tissue

Which of the following functions is associated with the skin? A. fat production B. vitamin C production C. regulation of body pH D. protection against ultraviolet radiation of the sun

D. protection against ultraviolet radiation of the sun

The portion of the hair below the surface of the skin is the A. shaft. B. cuticle. C. hair bulb. D. root

D. root

What type of cells have the potential to differentiate to form adult cell types? A. mast cells B. adipocytes C. osteoclast D. stem cells

D. stem cells

Excessive shedding of this layer of the epidermis of the scalp is responsible for dandruff. A. stratum basale B. stratum spinosum C. stratum granulosum D. stratum corneum

D. stratum corneum

What is the microscopic study of tissues? A. anatomy B. physiology C. pathology D. histology

histology