The Kidneys and Osmoregulatory Organs

Review Questions

The macula densa is/are:

  1. present in the renal medulla.
  2. dense tissue present in the outer layer of the kidney.
  3. cells present in the DCT and collecting tubules.
  4. present in blood capillaries.

Hint:

C

The osmolarity of body fluids is maintained at ________.

  1. 100 mOsm
  2. 300 mOsm
  3. 1000 mOsm
  4. it is not constantly maintained

Hint:

B

The gland located at the top of the kidney is the ________ gland.

  1. adrenal
  2. pituitary
  3. thyroid
  4. thymus

Hint:

A