KROK 1 2014 – Question 93 · KROK (Medicine) · Physiology
In a cat with decerebrate rigidity the muscle tone is to be decreased. This can be achieved by:
- A. Stimulation of the vestibular nuclei of Deiters
- B. Destruction of the vestibular nuclei of Deiters
- C. Stimulation of the vestibulocochlear nerve
- D. Stimulation of the otolithic vestibular receptors
- E. Stimulation of the ampullar vestibular receptors
Hint
Think about which brainstem structure, released from higher inhibition, drives the extensor motoneurons, and what would remove its drive.
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
- When studying the signs of pulmonary ventilation, reduction of forced expiratory volume has been detected. What is the likely cause of this…
- In the course of an experiment adenohypophysis of an animal has been removed. The resulting atrophy of thyroid gland and adrenal cortex has been…
- During the air and bone conduction tests it was revealed that in the left ear the tones were louder by bone conduction. This might be associated…
- Due to the use of poor-quality measles vaccine for preventive vaccination, a 1-year-old child has developed an autoimmune renal injury. The urine…
- When defining blood group according to the AB0 system, using salt solutions of monoclonal antibodies, agglutination didn’t occur with any of the…
- A patient complains of pain in the heart area during acute attack of gastric ulcer. What vegetative reflex can cause this painful feeling?