Subject: Anatomy and Physiology

#233

Which feedback loop stabilizes systems?

A) Positive

B) Negative

C) Both

D) Neither

Answer:   B

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#234

Fever progression is an example of:

A) Negative feedback

B) Positive feedback

C) Feedforward

D) Homeostatic balance

Answer:   B

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#235

The thermostat in a home heating system is analogous to:

A) Receptor

B) Control center

C) Effector

D) Stimulus

Answer:   B

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#236

Which is a receptor in blood glucose regulation?

A) Pancreatic alpha cells

B) Pancreatic beta cells

C) Liver cells

D) Muscle cells

Answer:   B

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#237

Effectors in blood pressure regulation include:

A) Baroreceptors

B) Heart and blood vessels

C) Hypothalamus

D) Kidneys

Answer:   B

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#238

Which component processes information in a feedback loop?

A) Receptor

B) Control center

C) Effector

D) Stimulus

Answer:   B

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#239

Sweat glands act as effectors in:

A) Thermoregulation

B) Osmoregulation

C) Glycemic control

D) Blood clotting

Answer:   A

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#240

Aging impacts homeostasis by:

A) Enhancing feedback loops

B) Reducing organ efficiency

C) Stabilizing internal conditions

D) Increasing hormone production

Answer:   B

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