The Severity of Pulmonary Hypoplasia Depends on Which One of the Following

question 13

Multiple Choice

The severity of pulmonary hypoplasia depends on which one of the following?

• A) When it occurs during pregnancy
• B) Fetal breathing movements
• C) Amniotic fluid volume
• D) Systolic/diastolic ratio of the umbilical artery

---

Definitions:

Synaptic Knob

The part of a neuron that releases neurotransmitters to transmit signals to another neuron or muscle cell.

Neuromuscular Junction

The synapse or junction where a motor neuron transmits a signal to a muscle fiber causing it to contract.

Muscle Fiber

An individual muscle cell, long and cylindrical, which contracts to produce movement.

Neurotransmitters

Chemicals released by neurons that transmit signals across a synapse from one neuron to another.