The Integumentary System II

Question 1

excessive amount of collagen may produce thick, raised scars called

Answer 1

Keloids or Hypertrophic Scars

Question 2

a fibrous protein, similar to collagen, and is the basis of what forms elastic tissue.

Answer 2

Elastin

Question 3

located in the dermis. these cells respond to allergies by releasing small granules called histamines.

Answer 3

Mast Cells

Question 4

lies directly beneath the epidermis. it is rich in blood vessels and capillaries, which provide nutrients to the upper layer.

Answer 4

Papillary dermis

Question 5

the ______ _____ houses sensory nerve endings called receptors. Pain receptors are free nerve endings not associated with cells.

Answer 5

Papillary dermis

Question 6

______ receptors are those that sense gentle touch, pressure or vibration.

Answer 6

Tactile

Question 7

:light pressure and cold receptors

Answer 7

Meissner’s corpuscles

Question 8

:long term pressure and heat receptors

Answer 8

Ruffini’s corpuscles

Question 9

:deep pressure and pain receptors

Answer 9

Pacinian corpuscles

Question 10

:pressure and pain receptors

Answer 10

Krause’s end bulbs

Question 11

the _____ _____, is in direct contact with the next layer of skin, the subcutaneous layer.

Answer 11

Reticular Dermis

Question 11

protects the skin from bacterial invasion by creating an acidic environment that is hostile to bacterial growth.

Answer 11

Acid Mantle

Question 11

the body’s cushioning acts as a shock absorber and insulator to protect the bones and help support other delicate structures.

Answer 11

Subcutaneous Layer

Question 11

the adipose tissue cells of this layer give contour and shape to the body and serve as an emergency reservoir for nutrients and water as well as an energy source.

Answer 11

Subcutaneous Layer

Question 11

epidermis:

Answer 11

Epithelial

Question 11

dermis:

Answer 11

Connective

Question 11

muscles:

Answer 11

Muscular

Question 11

nerves:

Answer 11

Nerve

Question 11

blood and lymph:

Answer 11

Liquid

Question 11

which hold bones to other bones (to form joints).

Answer 11

Ligaments

Question 11

which “tie” muscles to bones.

Answer 11

Tendons

Question 11

this layer contains the collagen and elastin fibers that provide the skin with its strength and flexibility.

Answer 11

Reticular Dermis

Question 11

produce sweat, a mixture of water, urea, electrolytes and lactic acid.

Answer 11

Sudoriferous glands

Question 11

the sweat glands located under the arms, in the genitals and the nipples. these glands secrete an odorless substance, which is triggered by emotions rather than by hormones.

Answer 11

Apocrine glands

Question 11

the sweat glands located throughout the entire body and are most abundant on the forehead, the palms of the hands and soles of the feet.

Answer 11

Eccrine glands

Question 11

like the thyroid gland, release their secretions (hormones) into the blood and are known as ductless glands.

Answer 11

Endocrine glands

Question 11

release their secretions into ducts. these ducts deposit the glandular secretions on the surface of the skin.

Answer 11

Exocrine glands

Question 11

lowering body temperature. if the body overheats.

Answer 11

Thermoregulation

Question 11

continually produce and secrete sebum. | largest found on the forehead, nose and back.

Answer 11

Sebaceous glands

Question 11

a male hormone present in both men and women.

Answer 11

Androgen

Question 11

sebum mixes with the secretions of the sweat glands, creating a layer of oil and moisture called the.

Answer 11

Acid Mantle