Anatomy Class: Body Fluids Quiz

What is the main component of body fluid?

• Protein

• Lipids

• Water

• Carbohydrates

Which group typically holds a greater percentage of body water?

• Females

• Elderly individuals

• Males

• Obese individuals

Approximately 70% of body water is found in which compartment?

• Plasma

• Extracellular fluid

• Intracellular fluid

• Synovial fluid

Which of the following is not part of the extracellular fluid?

• Cerebrospinal fluid (CSF)

• Plasma

• Cytoplasm

• Lymph

What type of transport involves the movement of molecules without energy?

• Active transport

• Passive transport

• Endocytosis

• Phagocytosis

In a hypotonic solution, what happens to the cell?

• It shrinks

• It stays the same size

• It swells and may burst

• It divides

Which best defines osmosis?

• Movement of solutes against concentration

• Movement of water towards higher solute concentration

• Transport of ions using ATP

• Movement of glucose into the cell

Which of the following is a source of water gain?

• Sweating

• Feces

• Cellular respiration

• Tears

Which organ primarily regulates water output in the body?

• Heart

• Liver

• Kidneys

• Lungs

Which hormone is responsible for increasing water reabsorption in the kidneys?

• Aldosterone

• Estrogen

• ADH (antidiuretic hormone)

• Oxytocin