Fertilization of the egg must occur within 48 hours.

Deciduous teeth are:

The __________ surrounds the __________.

Sudoriferous glands have secretions that reduce body temperature.

The ejaculatory duct is the junction of the ductus deferens and the __________.

The __________ connects the kidney to the urinary bladder.

With reference to the collecting tubules: __________ is removing water from the interstitial fluid and returning it to the tubules for excretion out of the body.

In vasodilation, where muscles in the vessel wall are relaxed, the central lumen is __________.

This type of muscle tissue has branched cells and intercalated discs.

A group of muscle fibers is called a(n) __________.