Author Question: Barriers include all of the following EXCEPT ________. (Read 84 times)

CQXA

  • Hero Member
  • *****
  • Posts: 546

Barriers include all of the following EXCEPT ________.


◦ mucous membranes
◦ skin
◦ sebaceous glands
◦ nails


Bsand8

  • Sr. Member
  • ****
  • Posts: 327

Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question

CQXA

  • Hero Member
  • *****
  • Posts: 546

Bsand8

  • Sr. Member
  • ****
  • Posts: 327

 

Did you know?

The top 10 most important tips that will help you grow old gracefully include (1) quit smoking, (2) keep your weight down, (3) take supplements, (4) skip a meal each day or fast 1 day per week, (5) get a pet, (6) get medical help for chronic pain, (7) walk regularly, (8) reduce arguments, (9) put live plants in your living space, and (10) do some weight training.

Did you know?

According to the Migraine Research Foundation, migraines are the third most prevalent illness in the world. Women are most affected (18%), followed by children of both sexes (10%), and men (6%).

Did you know?

All patients with hyperparathyroidism will develop osteoporosis. The parathyroid glands maintain blood calcium within the normal range. All patients with this disease will continue to lose calcium from their bones every day, and there is no way to prevent the development of osteoporosis as a result.

Did you know?

About one in five American adults and teenagers have had a genital herpes infection—and most of them don't know it. People with genital herpes have at least twice the risk of becoming infected with HIV if exposed to it than those people who do not have genital herpes.

Did you know?

The word drug comes from the Dutch word droog (meaning "dry"). For centuries, most drugs came from dried plants, hence the name.

For a complete list of videos, visit our video library