NGSS.HS-LS1-3

Blood glucose is regulated by what hormone?

• Lipase
• Pancrease
• Prolactin
• Insulin

Tags

NGSS.HS-LS1-3

A positive feedback loop

• is when feedback into a system increases a rate of response

• is when feedback into a system decreases a rate of response

• may be seen in some examples of population growth

• both a and c

Tags

NGSS.HS-LS1-3

What is the function of insulin?

• it regulates the amount of glucose in the blood

• it regulates the amount of glucagon in the blood

• it works with glucose to allow cells to make proteins

• it works with glucose to regulate body temperature

Tags

NGSS.HS-LS1-3

An individual suffering from hypothermia, _____ body temperature, may begin to turn blue, or experience ________.

• high, cyanosis

• high, jaundosis

• low, cyanosis

• low, jaundosis

Tags

NGSS.HS-LS1-3

A steady or balanced state of the body

• Homeostasis
• Homeopathy
• Negative feedback
• Postive feedback

Tags

NGSS.HS-LS1-3

What will most likely occur when a cell is placed into a saline solution that has a higher salt concentration than inside the cell?    

• Water molecules will move into the cell
• Salt molecules will move out of the cell 
• Salt molecules will move until the salt concentration is the same inside and outside the cell 
• Water molecules will move until the salt concentration is the same inside and outside of the cell.

Tags

NGSS.HS-LS1-3

Which part of the brain controls heart rate, regulates blood pressures, and is involved in breathing, swallowing, and vomiting?

• Medulla

• Thalamus

• Midbrain

• Cerebellum

Tags

NGSS.HS-LS1-3

Which statement best explains how sweating during exercise maintains homeostasis?

• It regulates mineral concentrations in cells.

• It regulates body temperature.

• It maintains water balance.

• It maintains sugar balance in cells.

Tags

NGSS.HS-LS1-3

A thermostat in a central heating system can determine the temperature of your living room. It switches the air conditioner on when the temperature increases to a predetermined level and shuts it off when it cools to another level. The room temperature remains within a comfortable level regardless of the temperature outside.

• Positive Feedback Loop

• Negative Feedback Loop

Tags

NGSS.HS-LS1-3

Negative feedback loops result in stabilization of a system.

Negative feedback is a process that _______ the effects of a change.

• reduces

• amplifies

• has no effect

Tags

NGSS.HS-LS1-3