Homeostasis — return questions

1. define

Define homeostasis.

2. state

Supplement: state what happens to (a) the arterioles supplying the skin surface capillaries and (b) the muscles, when the body is too cold.

(a) Arterioles

(b) Muscles

3. state

Supplement: state two responses of the skin when the body is too warm.

First response

Second response

4. state

Supplement: name four of the seven parts of the skin that take part in controlling body temperature.

First part

Second part

Third part

Fourth part

5. explain

Supplement: explain what is meant by negative feedback, using the words set point, receptors and effectors.

6. state

State (a) the organ that secretes insulin and (b) the effect of insulin on the blood glucose concentration.

(a) Organ

(b) Effect

7. state

Supplement: state (a) the hormone secreted when the blood glucose concentration falls and (b) the substance in the liver that it causes to be broken down.

(a) Hormone

(b) Substance broken down

8. outline

Supplement: outline the treatment of Type 1 diabetes.