Excretion and Osmoregulation

What is osmoregulation?

• maintaining blood pressure and volume

• maintaining salt and water balance in cells

• controlling the functions of the kidney

Tags

NGSS.HS-LS1-3

Where does osmoregulation occur?

• lung, intestines, kidney

• kidney, pancreas

• kidney, liver, skin

Tags

NGSS.HS-LS1-3

what happens after the receptors in the stimulus-response model of osmoregulation?

• osmoreceptors

• reabsorption of water back into blood

• tubules and ducts remove water from filtrate

Tags

NGSS.HS-LS1-3

factors influencing water/solute balance in osmoregulation:

• drinking water

• increased heart rate

• exercise

• digestion

Tags

NGSS.HS-LS1-3

why is osmoregulation so important?

• water gives support and is an important transport medium

• it hydrates the body

• it regulates hormone secretion

Tags

NGSS.HS-LS1-3

When you are hot, your body sweats to cool you down. This means your temperature went above normal and your body sweats to counteract that change to bring you back to normal. What kind of feedback loop would this be?

• Negative Feedback Loop

• Positive Feedback Loop

• Neutral Feedback Loop

• Linear Feedback Loop

Tags

NGSS.HS-LS1-3

What is the tissue region labelled B called?

• pelvis

• cortex

• medulla

• capsule

Structure C is known as the...

• PCT

• Bowman's capsule

• Glomerulus

• DCT

Which statement is true?

• The efferent arteriole is wider than the afferent arteriole

• The afferent artery is wider than the efferent artery

• The afferent arteriole is wider than the efferent arteriole

• The afferent and efferent arterioles are the same width

Structures B and C are the site of...

• selective reabsorption

• ultrafiltration

• water reabsorption

• macrofiltration