This topic contains a solution. Click here to go to the answer

Author Question: In 1870, Fritsch and Hitzig reported that electrical stimulation of the ________ in dogs resulted in ... (Read 181 times)

SGallaher96

  • Hero Member
  • *****
  • Posts: 509
In 1870, Fritsch and Hitzig reported that electrical stimulation of the ________ in dogs resulted in muscle contractions of ________.
 
  a. pineal gland; the facial muscles
  b. parietal cortex; the opposite side of the body
  c. corpus callosum; both hind legs
  d. primary motor cortex; the opposite side of the body
  e. globus pallidus; the same side of the body

Question 2

In his studies of nerve conduction velocity, Hermann von Helmholtz noted that
 
  a. electrical signal speeds differ from nerve to nerve.
  b. nerve conduction velocity is at the speed of light.
  c. nerves conduct signals faster than do electrical wires.
  d. the velocity of nerve conduction is slower in nerves than in wires.
  e. different sensory systems use different conduction speeds.



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

chreslie

  • Sr. Member
  • ****
  • Posts: 307
Answer to Question 1

Answer: d. primary motor cortex; the opposite side of the body

Answer to Question 2

Answer: d. the velocity of nerve conduction is slower in nerves than in wires.





 

Did you know?

Addicts to opiates often avoid treatment because they are afraid of withdrawal. Though unpleasant, with proper management, withdrawal is rarely fatal and passes relatively quickly.

Did you know?

Recent studies have shown that the number of medication errors increases in relation to the number of orders that are verified per pharmacist, per work shift.

Did you know?

Glaucoma is a leading cause of blindness. As of yet, there is no cure. Everyone is at risk, and there may be no warning signs. It is six to eight times more common in African Americans than in whites. The best and most effective way to detect glaucoma is to receive a dilated eye examination.

Did you know?

According to the American College of Allergy, Asthma & Immunology, more than 50 million Americans have some kind of food allergy. Food allergies affect between 4 and 6% of children, and 4% of adults, according to the CDC. The most common food allergies include shellfish, peanuts, walnuts, fish, eggs, milk, and soy.

Did you know?

Patients who cannot swallow may receive nutrition via a parenteral route—usually, a catheter is inserted through the chest into a large vein going into the heart.

For a complete list of videos, visit our video library