Most of the Asteroids Orbit the Sun in a Belt

question 48

Multiple Choice

Most of the asteroids orbit the sun in a belt between the orbits of

• A) Venus and Earth.
• B) Earth and Mars.
• C) Jupiter and Saturn.
• D) Mercury and Venus.
• E) Mars and Jupiter.

---

Definitions:

Endometrium

The inner lining of the uterus, which thickens during the menstrual cycle in preparation for implantation of a fertilized egg or is shed during menstruation if no pregnancy occurs.

Embryo Implantation

The process by which a fertilized egg attaches itself to the lining of the uterus to begin pregnancy.

Perimetrium

The outermost layer of the uterus, part of the serous membrane that covers the exterior of the uterus.

Myometrium

The Myometrium is the middle layer of the uterine wall, consisting of smooth muscle fibers, responsible for the contractions during menstruation and childbirth.