Author Question: To complete gas exchange, ____________________ have thin, flexible membrane walls surrounded by a ... (Read 22 times)

lbcchick

  • Hero Member
  • *****
  • Posts: 550
To complete gas exchange, ___________________ _ have thin, flexible membrane walls surrounded by a network of microscopic capillaries.
 Fill in the blank(s) with correct word

Question 2

The ___________________ _ acts like a lid, covering the larynx during swallowing.
 Fill in the blank(s) with correct word



welcom1000

  • Sr. Member
  • ****
  • Posts: 298
Answer to Question 1

alveoli

Answer to Question 2

epiglottis



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

Aspirin may benefit 11 different cancers, including those of the colon, pancreas, lungs, prostate, breasts, and leukemia.

Did you know?

Each year in the United States, there are approximately six million pregnancies. This means that at any one time, about 4% of women in the United States are pregnant.

Did you know?

More than 30% of American adults, and about 12% of children utilize health care approaches that were developed outside of conventional medicine.

Did you know?

Anti-aging claims should not ever be believed. There is no supplement, medication, or any other substance that has been proven to slow or stop the aging process.

Did you know?

About 3.2 billion people, nearly half the world population, are at risk for malaria. In 2015, there are about 214 million malaria cases and an estimated 438,000 malaria deaths.

For a complete list of videos, visit our video library