Water and Electrolyte Balance in the Human Body
16 Questions
0 Views

Choose a study mode

Play Quiz
Study Flashcards
Spaced Repetition
Chat to Lesson

Podcast

Play an AI-generated podcast conversation about this lesson

Questions and Answers

What is a dissolved substance in water called?

  • Electrolyte
  • Solute (correct)
  • Hydrate
  • Solvent

Which body part has the highest proportion of water?

  • Brain
  • Kidneys (correct)
  • Heart
  • Lungs

What is the main function of the sodium-potassium pump?

  • Using ATP to move sodium out of a cell and potassium into a cell (correct)
  • Pumping sodium into a cell
  • Balancing water levels in the body
  • Maintaining high potassium levels in the ECF

How do solutes move passively across membranes?

<p>Due to concentration gradients or facilitated transport (C)</p> Signup and view all the answers

What does dehydration mean?

<p>Too little fluid in body tissues (A)</p> Signup and view all the answers

Why are signals sent to increase thirst?

<p>To respond to increased blood plasma osmolarity (D)</p> Signup and view all the answers

What signals are sent to the salivary glands in a dehydrated state?

<p>Decrease saliva production (A)</p> Signup and view all the answers

Which electrolyte is responsible for half of the osmotic pressure gradients between the cell interior and the extracellular space?

<p>Sodium (A)</p> Signup and view all the answers

What is the primary function of phosphate in the body?

<p>Serve as a buffer (A)</p> Signup and view all the answers

Which condition results from too much potassium in the body?

<p>Hyperkalemia (C)</p> Signup and view all the answers

What is the primary role of bicarbonate in the blood?

<p>Balance acid-base levels (A)</p> Signup and view all the answers

What pH value is considered neutral on the pH scale?

<p>7 (D)</p> Signup and view all the answers

Which system controls the balance of acids and bases within minutes?

<p>Respiratory system (C)</p> Signup and view all the answers

What happens to blood pH if hydrogen ions are being captured by sulfates, phosphates, or ammonia?

<p>It becomes more acidic (C)</p> Signup and view all the answers

What is a symptom of physiological acidosis?

<p>Headache (C)</p> Signup and view all the answers

Which electrolyte is important for muscle contraction and blood coagulation?

<p>Calcium (B)</p> Signup and view all the answers

More Like This

Wasser- und Elektrolythaushalt
29 questions

Wasser- und Elektrolythaushalt

BestKnownMoldavite1444 avatar
BestKnownMoldavite1444
Physiology Lecture 8: Water and Electrolytes
42 questions
Use Quizgecko on...
Browser
Browser