Referring to the Flow Chart, What Directly Causes the Muscles

question 44

Multiple Choice

Referring to the flow chart, what directly causes the muscles of the uterus to contract more forcefully?

• A) cervical stretch
• B) action potentials in cervical nerve cells
• C) oxytocin from the brain
• D) the baby's body pushing on the cervix

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Definitions:

Major Resonance Structures

The resonance structures that contribute more significantly to the hybrid of a molecule due to their lower energy and higher stability.

Sigma Complex

An intermediate stage in certain chemical reactions characterized by a complex in which the central metal atom is bonded to ligands through sigma bonds.

HNO3

Nitric acid, a highly corrosive and toxic strong mineral acid used in the production of fertilizers, explosives, and in the pickling of metals.

P-nitroanisole

An organic compound consisting of an anisole group where a nitro group is attached to the para position of the anisole ring.