A Barefoot Child Steps on a Bee, Then Jerks His

question 298

Multiple Choice

A barefoot child steps on a bee, then jerks his or her foot back in response to the sting. This response has likely involved all parts of the nervous system EXCEPT

• A)the brain.
• B)the spinal cord.
• C)motor neurons.
• D)connector neurons.

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Definitions:

Active Transport

The movement of molecules across a cell membrane from a region of lower concentration to a region of higher concentration, requiring energy in the form of ATP.

Distal Convoluted Tubule

A portion of the nephron in the kidney where salt and water balance are regulated, and certain substances are reabsorbed into the blood.

Glucose

A basic form of sugar that serves as a crucial source of energy in living beings and forms a part of various carbohydrates.

Reabsorbed

The process by which substances are taken back into the bloodstream from the kidneys or other organs during filtration.