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

Author Question: Which of the following pressure gradients is responsible for the actual flow of gas into and out of ... (Read 31 times)

mpobi80

  • Hero Member
  • *****
  • Posts: 519
on: Jul 16, 2018
Which of the following pressure gradients is responsible for the actual flow of gas into and out of the lungs during breathing?
 
  a. Transcanadian pressure gradient (Ppc  Pks)
  b. Transpulmonary pressure gradient (Palv  Ppl)
  c. Transrespiratory pressure gradient (Palv  Pao)
  d. Transthoracic pressure gradient (Ppl  Pbs)

Question 2

Which of the following pressures normally remains negative (relative to atmospheric pressure) during quiet breathing?
 
  a. Palv
  b. Ppl
  c. Pao
  d. Pbs


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

mbcrismon

  • Sr. Member
  • ****
  • Posts: 328
Reply #1 on: Jul 16, 2018
Answer to Question 1

ANS: C
The transrespiratory pressure gradient causes gas to flow into and out of the alveoli during breathing.

Answer to Question 2

ANS: B
Pleural pressure (Ppl) is usually negative (i.e., sub-atmospheric) during quiet breathing.


mpobi80

  • Member
  • Posts: 519
Reply 2 on: Jul 16, 2018
Wow, this really help

mohan

  • Member
  • Posts: 362
Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

« previous next »
 

Did you know?

Common abbreviations that cause medication errors include U (unit), mg (milligram), QD (every day), SC (subcutaneous), TIW (three times per week), D/C (discharge or discontinue), HS (at bedtime or "hours of sleep"), cc (cubic centimeters), and AU (each ear).

Did you know?

You should not take more than 1,000 mg of vitamin E per day. Doses above this amount increase the risk of bleeding problems that can lead to a stroke.

Did you know?

A serious new warning has been established for pregnant women against taking ACE inhibitors during pregnancy. In the study, the risk of major birth defects in children whose mothers took ACE inhibitors during the first trimester was nearly three times higher than in children whose mothers didn't take ACE inhibitors. Physicians can prescribe alternative medications for pregnant women who have symptoms of high blood pressure.

Did you know?

On average, someone in the United States has a stroke about every 40 seconds. This is about 795,000 people per year.

Did you know?

People often find it difficult to accept the idea that bacteria can be beneficial and improve health. Lactic acid bacteria are good, and when eaten, these bacteria improve health and increase longevity. These bacteria included in foods such as yogurt.

How noncyclic electron flow during the light reactions generates ATP and NADPH. How noncyclic electron flow during the light reactions generates ATP and NADPH.
The path of blood flow through the chambers of the left and right side of the heart, including the v The path of blood flow through the chambers of the left and right side of the heart, including the v
Primary factors affecting blood pressure Primary factors affecting blood pressure
The oil pressure switch is connected to a warning lamp that alerts the driver of low oil pressure. The oil pressure switch is connected to a warning lamp that alerts the driver of low oil pressure.
Measuring Air Pressure Measuring Air Pressure
When 1.50 mol of CH4(g) reacts with excess Cl2(g) at constant pressure according to the ... When 1.50 mol of CH4(g) reacts with excess Cl2(g) at constant pressure according to the ...
Video: Introduction to Diabetes

For a complete list of videos, visit our video library