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 174 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?

Asthma cases in Americans are about 75% higher today than they were in 1980.

Did you know?

The people with the highest levels of LDL are Mexican American males and non-Hispanic black females.

Did you know?

Adolescents often feel clumsy during puberty because during this time of development, their hands and feet grow faster than their arms and legs do. The body is therefore out of proportion. One out of five adolescents actually experiences growing pains during this period.

Did you know?

Walt Disney helped combat malaria by making an animated film in 1943 called The Winged Scourge. This short film starred the seven dwarfs and taught children that mosquitos transmit malaria, which is a very bad disease. It advocated the killing of mosquitos to stop the disease.

Did you know?

Less than one of every three adults with high LDL cholesterol has the condition under control. Only 48.1% with the condition are being treated for it.

For a complete list of videos, visit our video library