Author Question: ______________________ is primarily responsible for maintaining the balance of water in the body and ... (Read 46 times)

ghost!

  • Hero Member
  • *****
  • Posts: 560
___________________ ___ is primarily responsible for maintaining the balance of water in the body and is regulated by the kidney.
 
  a. Calcium
  b. Phosphorus
  c. Sodium
  d. Potassium

Question 2

Which subdivision of the pharynx extends between the level of the hyoid bone and the entrance to the esophagus?
 
  A) Oropharynx B) Laryngopharynx C) Tracheopharynx D) Nasopharynx



Madisongo23

  • Sr. Member
  • ****
  • Posts: 325
Answer to Question 1

c
Rationale: a. Calcium is found mainly in bone tissue and is responsible for structure of bone and teeth as well as other functions.
b. Phosphorus is an anion and does not regulate water.
c. Correct.
d. Potassium is necessary for the transmission and conduction of nerve impulses, maintenance of normal cardiac rhythms, and skeletal muscle contraction.

Answer to Question 2

B



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question


 

Did you know?

Most strokes are caused when blood clots move to a blood vessel in the brain and block blood flow to that area. Thrombolytic therapy can be used to dissolve the clot quickly. If given within 3 hours of the first stroke symptoms, this therapy can help limit stroke damage and disability.

Did you know?

Blood in the urine can be a sign of a kidney stone, glomerulonephritis, or other kidney problems.

Did you know?

It is difficult to obtain enough calcium without consuming milk or other dairy foods.

Did you know?

The first successful kidney transplant was performed in 1954 and occurred in Boston. A kidney from an identical twin was transplanted into his dying brother's body and was not rejected because it did not appear foreign to his body.

Did you know?

Essential fatty acids have been shown to be effective against ulcers, asthma, dental cavities, and skin disorders such as acne.

For a complete list of videos, visit our video library