If You Raise Your Eyebrows While Looking in a Mirror

question 12

Multiple Choice

If you raise your eyebrows while looking in a mirror, you will also

• A) See your ears rise up because the same muscles are involved in eyebrow raising and ear raising
• B) See your ears rise up because, according to Darwin's theory of evolution, humans evolved from animals and the animals with which humans share evolutionary ancestors also perk up their ears and raise their eyebrows in response to unexpected sounds
• C) See your ears raise because of mirror neurons
• D) a and b

---

Definitions:

Spermatic Cord

A bundle of fibers and tissues that run through the abdomen to the testes, containing blood vessels, nerves, and the vas deferens.

Ductus Deferens

A muscular tube in the male reproductive system that transports sperm from the epididymis to the ejaculatory ducts.

Epididymis

A long, coiled tube attached to the back of each testis where sperm mature and are stored.

Testis

A male reproductive organ responsible for the production of sperm and testosterone.