23. The ___ limb of the Loop of Henle is impermeable to water.

52.  Osmoregulators carry out excretion of salt through ____.

59. The female external genitalia are collectively called the ____.

Matching #3: Match each term with its definition. Each is only used ONCE.

66. Which of the following fishes excrete large volume of diluted urine?

58. Which of the following patterns of reproduction are found only among invertebrate animals?

Matching #4: Identify each indicated structure of the female reproductive system. Female Reproductuve.jpg

Matching #1: Identify each indicated structure of the human heart.

51.  The process of urination is called ____.

56. The mechanism of regulation, typically between entities and its environment of solutes and the loss and gain of water is known as ____.