An Inexperienced Pilot Prepares for an Emergency Landing After Her

question 13

Multiple Choice

An inexperienced pilot prepares for an emergency landing after her single-engine plane loses power. Her emotional arousal is likely to be accompanied by

• A) decreased respiration.
• B) pupil constriction.
• C) increased blood sugar levels.
• D) increased salivation.

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Definitions:

Spindle

A cellular structure involved in cell division; it is formed of microtubules and proteins and is responsible for separating chromosomes into daughter cells.

Centrioles

Cylindrical structures found in most eukaryotic cells that play a critical role in cell division by helping to organize the mitotic spindle.

Microtubules

Cylindrical structures made of tubulin proteins that are part of the cytoskeleton in all eukaryotic cells, involved in cell shape, division, and transport mechanisms.

Kinesin

A type of motor protein that moves along microtubule filaments, transporting cellular cargo, crucial for cell division and intracellular transport.