Which of the Following Openings Is Found in the Base

question 36

Multiple Choice

Which of the following openings is found in the base of the skull?

• A) mental foramen
• B) foramen spinosum
• C) inferior orbital fissure
• D) infraorbital foramen
• E) pterygomaxillary fissure

---

Definitions:

Crossing Over

A process during meiosis where homologous chromosomes exchange genetic material, enhancing genetic diversity.

Diploid Parent Cell

A cell that contains two complete sets of chromosomes, one from each parent, and is the precursor to gametes in sexual reproduction.

Double Division

A term often related to meiosis, the process by which cells divide to produce gametes (sex cells) involving two rounds of nuclear division resulting in four genetically distinct cells.

Trophoblast

A layer of cells forming the outer shell of a blastocyst, providing nutrients to the embryo and developing into a large part of the placenta.