If a Water Beetle Has Been Using an Air Bubble

question 19

Multiple Choice

If a water beetle has been using an air bubble as a gill for 1 hour, the O₂ partial pressure will be _______ that of air and the N₂ partial pressure will be _______ that of air.

• A) less than; less than
• B) equal to; equal to
• C) less than; equal to
• D) greater than; greater than

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Definitions:

Geniculostriate Pathways

The geniculostriate pathways are a part of the visual system responsible for processing visual information, extending from the retina to the primary visual cortex via the lateral geniculate nucleus.

Tectopulvinar

Refers to the neural pathway involving the superior colliculus (tectum) and the pulvinar nucleus of the thalamus, implicated in visual attention and eye movements.

Retinohypothalamic

Relating to the neural pathway from the retina to the hypothalamus, important in regulating circadian rhythms.

Tectopulvinar System

A neural pathway involved in visual processing, linking the superior colliculus to the thalamus and visual cortex.