Complete the notes by filling in the blanks The _ center In the hypothalamus sen

Question

Complete the notes by filling in the blanks The _ center In the hypothalamus senses the temperature of the _ flowing through the hypothalamus The hypothalamus also receives information via _ neurons from heat receptors in the If the core body _ starts to rise the hypothalamus triggers responses which _ heal losses If the core body temperature starts to _ the hypothalamus triggers responses which either reduce _ losses OR _ more heat _camas heat from the core around the body As Wood flows through the _ dose to the surface of the _. heat is lost to the body's surroundings. The _ which supply the capillaries In the skin have smooth _ walls. This means that the arterioles can dilate or constrict to _ the flow of blood into the capillaries If the core temperature of the body starts to _, then the smooth muscle in the arteriole walls _ and the arteriole dilates (gets wider) _ blood then flows through the capillaries near the surface of the skin This _ the rate of heat loss from the body.

Explanation / Answer

Thermoregulation

1. Brain, Blood

2. Sensory and relay neurons, brain

3. Temperature, body

4. increase, temperature, produce

Vascoconstriction

1. Blood vessels

2. Capillaries constrict, skin

3. Blood vessels,muscles, skin,

Vasodilation

1. Dilate, skin capillaries

2.Capillaries

3. Decreases

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