In the Odorant Cells of Mammals, Specific Odorants Are Detected

question 52

Multiple Choice

In the odorant cells of mammals, specific odorants are detected by binding to ________.

• A) G protein-coupled receptors.
• B) ligand-gated ion channels
• C) acetylcholine receptors
• D) glutamate receptors

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Definitions:

Newborn Weighs

The body weight of a baby immediately after birth, typically measured in pounds and ounces or kilograms. A standard range is considered normal, indicating health status.

Fontanelles

Soft spots on a baby's head which, during birth, enable the bony plates of the skull to flex, allowing the child's head to pass through the birth canal.

Postnatal Brain Expansion

The significant growth of the brain's structure and volume after birth, influenced by both genetic factors and environmental stimuli.

Birth Canal

The passageway through which a fetus travels during birth, consisting of the cervix, vagina, and vulva.