Author Question: Sphincter, or dilator, muscles are special circular muscles that open and close to control the ... (Read 62 times)

rl

  • Hero Member
  • *****
  • Posts: 579
Sphincter, or dilator, muscles are special circular muscles that open and close to control the passage of substances.
 
 Indicate whether the statement is true or false

Question 2

Cardiac muscle is an example of a voluntary muscle.
 
 Indicate whether the statement is true or false



LP

  • Sr. Member
  • ****
  • Posts: 302
Answer to Question 1

True

Answer to Question 2

False



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

Interferon was scarce and expensive until 1980, when the interferon gene was inserted into bacteria using recombinant DNA technology, allowing for mass cultivation and purification from bacterial cultures.

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?

The National Institutes of Health have supported research into acupuncture. This has shown that acupuncture significantly reduced pain associated with osteoarthritis of the knee, when used as a complement to conventional therapies.

Did you know?

Most childhood vaccines are 90–99% effective in preventing disease. Side effects are rarely serious.

Did you know?

When taking monoamine oxidase inhibitors, people should avoid a variety of foods, which include alcoholic beverages, bean curd, broad (fava) bean pods, cheese, fish, ginseng, protein extracts, meat, sauerkraut, shrimp paste, soups, and yeast.

For a complete list of videos, visit our video library