KROK 1 2008 – Question 162 · KROK (Medicine) · Physiology
Vagi of an experimental animal were cut on both sides. What respiration changes will be observed?
- A. It will become shallow and frequent
- B. It will become deep and infrequent
- C. No changes will be observed
- D. It will become shallow and infrequent
- E. It will become deep and frequent
Hint
Consider what the lung stretch receptors signal through these nerves to end inspiration, and what happens to depth and frequency when that feedback is lost.
The answer, the explanation and a note on every option are available once you log in. The account is free: topic tests, a mock exam, mistake review and statistics.
More questions on Physiology
- A cardiac electric stimulator was implanted to a 75 year old man with heart rate of 40 bpm. Thereafter the heart rate rose up to 70 bpm. The…
- A patient came to the hospital complaining about quick fatigability and apparent muscle weakness. Examination revealed an autoimmune disease that…
- A 60 y.o. patient has a reduced perception of high-frequency sounds. What structures’ disorder of auditory analyzer caused these changes?
- Power inputs of a boy increased from 500 to 2000 kJ pro hour. What can be the cause of it?
- In course of an experiment a skeletal muscle is being stimulated by a series of electric impulses. What type of muscle contraction will arise, if…
- A patient has a transverse disruption of spinal cord below the IV thoracic segment. What changes of respiration will it cause?