Author Question: The function of intrafusal muscle fibers is to a. detect changes in the muscle fiber length. b. ... (Read 96 times)

lak

  • Hero Member
  • *****
  • Posts: 546
The function of intrafusal muscle fibers is to
 
  a. detect changes in the muscle fiber length.
  b. stimulate the muscle to contract.
  c. limit the degree of contraction of the muscle.
  d. coordinate the contraction of extensor and flexor muscles.
  e. detect how hard the muscle is pulling.

Question 2

Alpha motor neurons send information to
 
  a. intrafusal muscle fibers.
  b. extrafusal muscle fibers.
  c. muscle spindles.
  d. gamma motor neurons.
  e. alpha motor neurons.



dpost18

  • Sr. Member
  • ****
  • Posts: 345
Answer to Question 1

Answer: a. detect changes in the muscle fiber length.

Answer to Question 2

Answer: b. extrafusal muscle fibers



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

Opium has influenced much of the world's most popular literature. The following authors were all opium users, of varying degrees: Lewis Carroll, Charles, Dickens, Arthur Conan Doyle, and Oscar Wilde.

Did you know?

Atropine was named after the Greek goddess Atropos, the oldest and ugliest of the three sisters known as the Fates, who controlled the destiny of men.

Did you know?

Drug-induced pharmacodynamic effects manifested in older adults include drug-induced renal toxicity, which can be a major factor when these adults are experiencing other kidney problems.

Did you know?

Since 1988, the CDC has reported a 99% reduction in bacterial meningitis caused by Haemophilus influenzae, due to the introduction of the vaccine against it.

Did you know?

GI conditions that will keep you out of the U.S. armed services include ulcers, varices, fistulas, esophagitis, gastritis, congenital abnormalities, inflammatory bowel disease, enteritis, colitis, proctitis, duodenal diverticula, malabsorption syndromes, hepatitis, cirrhosis, cysts, abscesses, pancreatitis, polyps, certain hemorrhoids, splenomegaly, hernias, recent abdominal surgery, GI bypass or stomach stapling, and artificial GI openings.

For a complete list of videos, visit our video library