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

Author Question: The adult human trachea is about ________ in diameter and contains ________ tracheal cartilages. A) ... (Read 62 times)

student77

  • Hero Member
  • *****
  • Posts: 567
on: Feb 28, 2019
The adult human trachea is about ________ in diameter and contains ________ tracheal cartilages.
 A) 1.0 cm; 15-20
  B) 1.0 cm; 10-15
  C) 2.5 cm; 15-20
  D) 2.5 cm; 40-50
  E) 4.5 cm; 60-80

Question 2

Control of the diameter of the respiratory passages depends upon
 A) sympathetic stimulation only.
  B) parasympathetic stimulation only.
  C) somatomotor stimulation only.
  D) both parasympathetic and sympathetic levels of stimulation.
  E) sensory receptors sensitive to changes in lung ventilation.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

reelove4eva

  • Sr. Member
  • ****
  • Posts: 332
Reply #1 on: Feb 28, 2019
Answer to Question 1

C

Answer to Question 2

D


student77

  • Member
  • Posts: 567
Reply 2 on: Feb 28, 2019
YES! Correct, THANKS for helping me on my review

jackie

  • Member
  • Posts: 324
Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

« previous next »
 

Did you know?

Nearly all drugs pass into human breast milk. How often a drug is taken influences the amount of drug that will pass into the milk. Medications taken 30 to 60 minutes before breastfeeding are likely to be at peak blood levels when the baby is nursing.

Did you know?

In Eastern Europe and Russia, interferon is administered intranasally in varied doses for the common cold and influenza. It is claimed that this treatment can lower the risk of infection by as much as 60–70%.

Did you know?

When Gabriel Fahrenheit invented the first mercury thermometer, he called "zero degrees" the lowest temperature he was able to attain with a mixture of ice and salt. For the upper point of his scale, he used 96°, which he measured as normal human body temperature (we know it to be 98.6° today because of more accurate thermometers).

Did you know?

Drying your hands with a paper towel will reduce the bacterial count on your hands by 45–60%.

Did you know?

Interferon was scarce and expensive until 1980, when the interferon gene was inserted into bacteria using recombinant DNA technology, allowing for mass cultivation and purification from bacterial cultures.

Many human diseases are caused by mutations in single genes Many human diseases are caused by mutations in single genes
A tracheotomy tube in place, inserted through an opening in the front of the neck and anchored withi A tracheotomy tube in place, inserted through an opening in the front of the neck and anchored withi
20 weeks old human fetus 20 weeks old human fetus
A Human Element Emerges A Human Element Emerges
Occurrence of Barr bodies in various human karyotypes Occurrence of Barr bodies in various human karyotypes
Events in human fertilization. The light micrograph shows a fertilized human oocyte. Events in human fertilization. The light micrograph shows a fertilized human oocyte.
Video: Sperm Formation

For a complete list of videos, visit our video library