Many Infants Begin "Sleeping Through the Night" Around Four Months

question 12

Multiple Choice

Many infants begin "sleeping through the night" around four months.A couple of months later they may begin waking during the night again.Why?

• A)night terrors
• B)teething pain
• C)growth spurt
• D)no reason

---

Definitions:

Voice Sounds

Voice sounds refer to the audible sounds produced by the vibration of the vocal folds in the larynx during speaking or singing.

Allergic

Pertaining to or suffering from an allergy, which is an immune response to substances that are usually not harmful.

Tertiary Bronchi

The third level of branching in the bronchial tree of the respiratory system, which directs air to specific sections of the lungs.

Respiratory System

The biological system that involves the process of breathing and the exchange of oxygen and carbon dioxide between an organism and its environment.