Which Properties Must the Sperm Possess for Conception to Occur

question 32

Multiple Choice

Which properties must the sperm possess for conception to occur? (select all that apply)

• A) High motility
• B) Uniform size
• C) Ability to secrete enzymes that dissolve the membrane surrounding the egg
• D) Life span of at least 3 hours

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Definitions:

Hypothalamus

A region of the brain below the thalamus; it coordinates both autonomic nervous system and the activity of the pituitary, controlling body temperature, thirst, hunger, and other homeostatic systems.

Stained Cells

Cells that have been treated with specific dyes to highlight particular components under a microscope.

Posterior Lobe

The back part of an organ or gland, such as the posterior lobe of the pituitary gland in the brain.

Homeostasis

The process by which living organisms regulate their internal environment to maintain stable, life-supporting conditions.