Which female organ is analagous (similar in function) to the testes?

All of the following are core functions of the vagina except:

Sperm are produced in the _____ and stored in the _____.

Progesterone secreted by the placenta suppresses _____ to prevent maturation of the ovarian follicles.

Beginning at the ninth week of development, the embryo is referred to as a fetus.

Estrogen and progesterone are produced by the _____.

Which of these shunts exists between the right and left atria?

The diameter of an unfocused, disc-shaped piezoelectric crystal is 1.2 cm. The near zone length is 8 cm. What is the best estimate for the lateral resolution at depth of 16 cm?

To which of the following do the x-axis of a b-mode, the y-axis of an m-mode and the x-axis of an a-mode all relate?

The mode that produces lines related to the changing position of reflectors in the body with respect to time is called _____.