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

Author Question: A chemical that minimizes changes in the pH of a body fluid by releasing or binding hydrogen ion is ... (Read 66 times)

misspop

  • Hero Member
  • *****
  • Posts: 540
A chemical that minimizes changes in the pH of a body fluid by releasing or binding hydrogen ion is called a(n)
 A) electrolyte.
  B) acid.
  C) alkali.
  D) compensation.
  E) buffer.

Question 2

Tetanic muscle contractions don't occur in a normal cardiac muscle because
 A) cardiac muscle tissue contracts on its own.
  B) neural stimulation is lacking.
  C) the refractory period lasts until the muscle relaxes.
  D) the refractory period ends before the muscle reaches peak tension.
  E) potassium channels outnumber sodium channels.



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

mcni194

  • Sr. Member
  • ****
  • Posts: 311
Answer to Question 1

E

Answer to Question 2

C





 

Did you know?

Excessive alcohol use costs the country approximately $235 billion every year.

Did you know?

The top five reasons that children stay home from school are as follows: colds, stomach flu (gastroenteritis), ear infection (otitis media), pink eye (conjunctivitis), and sore throat.

Did you know?

In 2012, nearly 24 milliion Americans, aged 12 and older, had abused an illicit drug, according to the National Institute on Drug Abuse (NIDA).

Did you know?

A recent study has found that following a diet rich in berries may slow down the aging process of the brain. This diet apparently helps to keep dopamine levels much higher than are seen in normal individuals who do not eat berries as a regular part of their diet as they enter their later years.

Did you know?

About 60% of newborn infants in the United States are jaundiced; that is, they look yellow. Kernicterus is a form of brain damage caused by excessive jaundice. When babies begin to be affected by excessive jaundice and begin to have brain damage, they become excessively lethargic.

For a complete list of videos, visit our video library