Mathes Homeostasis

Humans have ___ for body temperature, blood glucose concentrations, electrolyte concentrations, pH levels, tendon tension and variables.

• positive feedback mechanisms
• set points
• a wide internal range
• no regulation

Tags

NGSS.HS-LS1-3

Homeostasis

• allows for a wildly fluctuating internal environment
• is impossible in vertebrates
• is the maintenance of a relatively stable internal environment and often incorporates a form of feedback regulation
• is the maintenance of a relatively stable external environment and often incorporates a form of feedback regulation

Tags

NGSS.HS-LS1-3

If the environment gets cold, we will often shiver in order to:

• keep body temperature the same as the external temperature
• decrease body temperature
• increase body temperature
• regulate blood pressure

Tags

NGSS.HS-LS1-3

Homeostasis in the human body is often maintained by a:

• neutral feedback loop
• solar feedback loop
• positive feedback loop
• negative feedback loop

Tags

NGSS.HS-LS1-3

The "cause" for something to happen is the

• response
• effect
• stimulus
• homeostasis

Tags

NGSS.HS-LS4-4

NGSS.HS-LS4-5

Most bacteria that cause sickness in humans grow best at 98.6oF. Sometimes a fever is the body's response to the bacteria. What is the reason for developing a fever?

• To lower the temperature of the body to kill the bacteria
• The increase the temperature of the body to kill the bacteria
• To allow the bacteria to take over
• To make you feel miserable

Tags

NGSS.HS-LS1-3

The "effect" of a given stimulus is the...

• response
• stimulus
• cause
• result

An example of Negative Feedback Loop could be

• Hormones released when giving birth
• Fruit remaining unripened
• Water constantly running
• Maintaining Oxygen levels

Tags

NGSS.HS-LS1-3

Platelets act as ___________ during blood clotting

• Stimulus
• Receptor
• Effector
• Response

The following graph shows what type of feedback loop?

• Positive
• Negative
• Nuetral

Tags

NGSS.HS-ESS2-2