A&P Integumentary

Place the layers of the epidermis in the correct order from deepest to most surface

• stratum lucidum

• stratum spinosum

• stratum granulosum

• stratum corneum

• stratum basale

Organize these descriptions into the right layer of the epidermis

Groups:

(a) stratum basale

,

(b) stratum granulosum

,

(c) stratum spinosum

,

(d) stratum corneum

• lots of keratohyalin is found here

• contains melanocytes

• usually only one layer of cells

• this layer helps waterproof the skin

• contains dry, dead cells

• main barrier to microbial growth

• sits directly on top of the ridges of the dermal papillae

• contains basal cells

• contains cells that produce large amounts of keratin

• contains immune cells

• most superficial layer

• deepest layer

• Langerhans cells are found here

​ (a)   is a pigment that produces a brown color in the skin.

​ (b)   ​ is a pigment that produces a pink color in the skin.

(c)   is a pigment that produces an orange or yellow color in the skin.

​ (d)   is a blue color to the skin.

• Melanin
• Hemoglobin
• Carotene
• Albinism
• Lucidum
• Cyanosis
• Cerumen

Match the following examples with the integumentary system function they represent

• Protection

• Subcutaneous fat

• Storage

• Sweating or goosebumps

• Excretion of wastes

• Sweating

• Sensation

• Feeling pain or temperature

• Thermoregulation

• Keeping bacteria out

Organize these descriptions into the right type of sudoriferous gland

Groups:

(a) Merocrine

,

(b) Apocrine

• produce a thick, cloudy secretion

• these glands are associated with "body odor"

• these glands are not active in children

• there are more of this type of sweat gland than any other

• "real" sweat glands that produce watery sweat to cool you down

• also referred to as eccrine glands

• these glands are only found in specific places (like the axillary region)

• these glands are found all over the body

• bacteria feed on the secretions produced by this gland

Match the following disease to its description

• psoriasis

• autoimmune condition that results in the loss of melanin

• decubitus ulcers

• benign tumor caused by a virus

• vitiligo

• autoimmune condition that causes red, scaly patches on the skin

• warts

• also known as bed sores

• acne

• localized infection of a sebaceous gland

Locate a sebaceous gland

Tags

NGSS.MS-LS1-3

Locate a sudoriferous gland

Locate the arrector pili

Tags

NGSS.HS-LS1-2

Locate the epidermis

Tags

NGSS.MS-LS1-1