This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: The lower respiratory system utilizes a number of different mechanisms that confer protection and ... (Read 98 times)

kamilo84

  • Sr. Member
  • ****
  • Posts: 495
on: Jul 23, 2018
The lower respiratory system utilizes a number of different mechanisms that confer protection and maintain homeostasis. Which of the following physiological processes protects the lower respiratory system?
 
  A) Goblet cells throughout the lower airways produce phagocytes that trap particles and microorganisms.
  B) The carina, where the trachea bifurcates into two bronchi, closes off the lower airway in response to noxious stimuli.
  C) The alveoli produce positive pressure in order to expel particles that have been inhaled.
  D) Cilia sweep foreign material and mucus upward toward the trachea and larynx where they can then be swallowed.

Question 2

A 28-year-old man calls the clinic to report that he has had difficulty sleeping for several nights. The nurse determines that the patient is taking dextroamphetamine for narcolepsy. The patient reports that he tries to go to bed by 10 PM each night.
 
  The nurse will advise the patient that the best time to take the medication would be at
  A) 8 AM
  B) 2 PM
  C) 6 PM
  D) 9 PM


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

britb2u

  • Sr. Member
  • ****
  • Posts: 331
Reply #1 on: Jul 23, 2018
Answer to Question 1

D

Answer to Question 2

A


kamilo84

  • Member
  • Posts: 495
Reply 2 on: Jul 23, 2018
:D TYSM

cam1229

  • Member
  • Posts: 329
Reply 3 on: Yesterday
Wow, this really help

« previous next »
 

Did you know?

About 3% of all pregnant women will give birth to twins, which is an increase in rate of nearly 60% since the early 1980s.

Did you know?

If you could remove all of your skin, it would weigh up to 5 pounds.

Did you know?

Although the Roman numeral for the number 4 has always been taught to have been "IV," according to historians, the ancient Romans probably used "IIII" most of the time. This is partially backed up by the fact that early grandfather clocks displayed IIII for the number 4 instead of IV. Early clockmakers apparently thought that the IIII balanced out the VIII (used for the number 8) on the clock face and that it just looked better.

Did you know?

Parkinson's disease is both chronic and progressive. This means that it persists over a long period of time and that its symptoms grow worse over time.

Did you know?

Only 12 hours after an egg cell is fertilized by a sperm cell, the egg cell starts to divide. As it continues to divide, it moves along the fallopian tube toward the uterus at about 1 inch per day.

Diagram of an endomembrane system Diagram of an endomembrane system
A dual turbocharger system installed on a small block Chevrolet V-8 engine. A dual turbocharger system installed on a small block Chevrolet V-8 engine.
A capless system from a Ford Flex does not use a replaceable cap and instead is spring-loaded ... A capless system from a Ford Flex does not use a replaceable cap and instead is spring-loaded ...
Immunologic and inflammatory mechanisms of the Arthus reaction. Immunologic and inflammatory mechanisms of the Arthus reaction.
The three major mechanisms for facilitated transport The three major mechanisms for facilitated transport
Mechanisms of Transcription Regulation in Bacteria Mechanisms of Transcription Regulation in Bacteria
Video: Basic rhythm - control centers in medulla oblongata, spirograph and normal tidal cycle

For a complete list of videos, visit our video library