Sue Has Begun to Lactate, but She Has Not Recently

question 24

Multiple Choice

Sue has begun to lactate, but she has not recently given birth. Which of the following might be causing this abnormality?

• A) excess estrogen
• B) progesterone production
• C) hyperthyroidism
• D) pituitary tumor

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Definitions:

Unconditioned Stimulus

In the process of classical conditioning, a stimulus instinctively and effortlessly elicits a reaction without the need for any previous learning.

Reliable Indicator

A metric or sign that consistently and accurately measures or predicts a specific outcome or condition.

Conditioned Stimulus

A previously neutral stimulus that, after becoming associated with an unconditioned stimulus, now elicits a response.

Bumblebee

A large, hairy, social insect known for its ability to gather nectar and pollinate plants.