Normal Expiration Is Brought on by

question 82

Multiple Choice

Normal expiration is brought on by

• A)contraction of the external intercostals
• B)contraction of the internal intercostals
• C)contraction of the diaphragm
• D)elastic recoil of inspiratory muscles
• E)elastic recoil of expiratory muscles

---

Definitions:

Overpopulation

A condition where the number of individuals exceeds the carrying capacity of their environment, leading to potential environmental and resource depletion problems.

Women-Headed Households

Families in which the primary caregiver and breadwinner is a woman.

Single Mothers

Women who are raising their children without the involvement or support of a partner.

Mifepristone

A medication used to induce abortion by blocking the hormone progesterone, necessary for pregnancy to continue.