Integumentary System (Mastering A&P)
Virus that produces cold sores
Herpes simplex
What is the function of epidermal dendritic cells? - absorb ultraviolet radiation. - produce keratin. - stimulate the sensory nerve endings associated with touch receptors. - ingest foreign substances and activate the immune system.
Ingest foreign substances and activate the immune system.
Cells that produce a pigment known as melanin.
Melanocyte
Which of the following membranes lines body cavities that are open to the exterior? - pleura. - synovial. - mucous. - serous. - cutaneous.
Mucous membrane
Under which of the following conditions would a debucitis ulcer form? - prolonged exposure to UV light. - exposure to human herpesvirus 1. - prolonged bed rest after a severe back injury. - third degree burns.
Prolonged bed rest after a severe back injury.
What type of membrane provides lubrication to the pleural, pericardial, and peritoneal cavities? - cutaneous membrane. - mucous membrane. - serous membrane. - synovial membrane.
Serous membrane
What type of membranes lines the compartments of the ventral body cavity and produces a lubricant that allows organs to move against neighboring organs without friction? - mucous membrane. - cutaneous membrane. - serous membrane. - synovial membrane.
Serous membrane
Which membrane is constructed of a visceral and parietal layer? - serous. - cutaneous. - synovial. - mucous. - peritoneum.
Serous membrane
Which important metabolic compound is produced by skin cells? - carotene. - urea. - vitamin D. - sweat.
Vitamin D
malignancy of the lowest epidermal layer
basal cell carcinoma
inflammation of hair follicles and sebaceous glands
boils and carbuncles
Type of membrane that forms the skin
cutaneous membrane
dry, dead flakes of stratum corneum
dandruff
skin inflammation
dermatitis
Because fair-skinned George suffers from frequent sunburns and he has tested positive for the herpes simplex virus, he is at a high risk for having an outbreak of herpes simplex. In spite of the high risk, George does not have herpes simplex outbreaks. George is protected by very active __________.
epidermal dendritic cells
burn in which only the epidermis becomes red and swollen
first degree burn
When James shaves his face, which portion of the hair is removed?
hair shaft
cell commonly found in the epidermis that produces keratin
keratinocyte
Where are mucous membranes found?
lining the inside of the stomach
cancer of melanocytes
malignant melanoma
Which type of skin cancer is the least common, but is the cause of most skin cancer related deaths?
melanoma
Type of membrane adapted for absorption or secretion
mucous membrane
Type of membrane that lines open body cavities
mucous membrane
Which cavity would be lined with a mucous membrane? - abdominal cavity. - thoracic cavity. - joint cavity. - oral cavity.
oral cavity
Upper layer of the dermis that forms dermal papillae
papillary layer of dermis
What is the function of the keratin found within skin cells?
prevents water loss
Acne is an infection of the __________ glands.
sebaceous
What type of burn does a patient have if blisters are present and the affected area is painful?
second degree burn
Peritoneum, pericardium, and pleura are examples of this type of membrane
serous membrane
Type of membrane that contains a visceral and a parietal layer
serous membrane
Type of membrane that secretes fluids around organs
serous membrane
cancer of stratum spinosum cells
squamous cell carcinoma
What type of tissue makes up the epidermis of the skin?
stratified squamous epithelium
Deepest layer of the epidermis that is situated closest to the dermis.
stratum basale
Superficial layer of the epidermis made of 20-30 cell layers of dead, keratin-filled cells.
stratum corneum
Which layer of the epidermis contains the greatest concentration of keratin? - stratum spinosum. - stratum granulosum. - stratum corneum. - stratum basale.
stratum corneum
Hypodermis
subcutaneous layer
type of membrane that lines the fibrous capsules surrounding joints.
synovial membrane
What type of burn damages the skin so severely that regeneration of the damaged tissue is NOT possible?
third degree burn
what causes hair to stand up and the skin to dimple when one is cold or frightened? - apocrine sweat glands. - contraction of arrector pili muscles. - sebaceous glands. - hair follicles.
Contraction of arrector pili muscles.
The outermost layer of the epidermis is keratinized and known as stratum ___________.
Corneum
what condition occurs when hemoglobin is deprived of oxygen? - pallor. - jaundice. - erythema. - cyanosis
Cyanosis
Cell responsible for alerting and activating the immune response to a bacterial or viral invasion.
Epidermal dendritic cell