Which Is TRUE About Sperm Delivery

question 55

Multiple Choice

Which is TRUE about sperm delivery?

• A)Most of the ejaculated sperm arrive in the vicinity of the ovum (if there is one).
• B)Sperm transport through the cervix is made possible by actions of progesterone on the cervical mucus.
• C)Of the several hundred million sperm in an ejaculation,only about 100 to 200 reach the fallopian tube.
• D)Sperm are able to fertilize an egg from the instant they arrive in the female reproductive tract.
• E)Sperm can survive for up to 2 weeks in the mucus of the cervix.

---

Definitions:

Lithium

A soft, silver-white metal, the lightest metal and the lightest solid element, used in batteries and certain medicines.

Transition Metals

Elements found in the d-block of the periodic table that have the capability to form positive ions with incomplete d-orbitals.

Metalloids

Elements with properties that are intermediate between those of metals and solid nonmetals.

Atomic Symbols

Abbreviations assigned to elements based on their names, used for representing elements in chemical formulas and equations.