Quiz about IB Bio Quiz 11.3 - OSMOREGULATION

Question 1

What can be deduced from these data?

Accepted Answer

A. The drug is not fully reabsorbed by the proximal convoluted tubules.

Answer

B. The glomeruli are not permeable to the drug.

Answer

C. The collecting ducts reabsorb all of the drug.

Answer

D. The drug is catabolized by the liver.

Question 2

Which structure found in eukaryotes has a single membrane?

Accepted Answer

B. Lysosome

Answer

A. Nucleus

Answer

C. Chloroplast

Answer

D. Mitochondrion

Question 3

Which kidney adaptation would be expected in the desert kangaroo rat (Dipodomys deserti)?

Accepted Answer

C. Longer loop of Henle

Answer

A. Increased nephron density

Answer

B. Longer proximal convoluted tubule

Answer

D. Increased ADH receptors on the collecting duct

Question 4

In which region of the kidney is the glomerulus found?

Accepted Answer

A. Cortex only

Answer

B. Medulla only

Answer

C. Cortex and medulla

Answer

D. Pelvis

Question 5

Which letter correctly identifies the medulla?

Accepted Answer

C

Answer

A

Answer

B

Answer

D

Question 6

Where are microvilli located in the nephron?

Accepted Answer

B. Proximal convoluted tubule

Answer

A. Glomerulus

Answer

C. Loop of Henle

Answer

D. Collecting duct

Question 7

The diagram shows a nephron from a human kidney. In what part of the nephron would most glucose be reabsorbed?

Accepted Answer

A

Answer

B

Answer

C

Answer

D

Question 8

In a healthy kidney which of these substances would you expect to find in the tubular fluid entering the loop of Henle?

I. Glucose

II. Sodium ions

III. Proteins

Accepted Answer

C. II only

Answer

A. I only

Answer

B. I and II only

Answer

D. II and III only

Question 9

In a mammal that had just ingested a large volume of water, what would be secreted into the bloodstream?

Accepted Answer

D. Less ADH (vasopressin)

Answer

A. More ADH (vasopressin)

Answer

B. Less epinephrine (adrenaline)

Answer

C. More epinephrine (adrenaline)

Question 10

Where are structures I, II and III found in the human body?

Accepted Answer

Option B is correct

Answer

A.

Answer

C.

Answer

D.

Question 11

In which part of the nephron is salt secreted from the tubule to increase osmotic potential?

Accepted Answer

B

Answer

A

Answer

C

Answer

D

Question 12

During urine production, what happens if the water content of the blood is too low?

Accepted Answer

A. Membrane channels are produced in the cells of the collecting duct.

Answer

B. The pituitary gland stops secreting ADH.

Answer

C. The collecting duct becomes less permeable to water.

Answer

D. Large volumes of dilute urine are formed.

Question 13

Which processes are required for the reabsorption of glucose in the kidney tubules?

I. Simple diffusion

II. Facilitated diffusion

III. Active transport

Accepted Answer

B. II and III only

Answer

A. I and II only

Answer

C. I and III only

Answer

D. I, II and III

Question 14

The diagram shows the nephron in a kidney. Which labelled part is permeable to sodium and not to water?

Accepted Answer

C

Answer

A

Answer

B

Answer

D

Question 15

What would result from drinking large quantities of water?

Accepted Answer

D

Answer

A

Answer

B

Answer

C

Question 16

Which processes are required for the reabsorption of glucose in the kidney tubules?

I. Simple diffusion

II. Facilitated diffusion

III. Active transport

Accepted Answer

B. II and III only

Answer

A. I and II only

Answer

C. I and III only

Answer

D. I, II and III

Question 17

In the following diagram of the kidney, which structure contains urine?

Accepted Answer

D

Answer

A

Answer

B

Answer

C

Question 18

Which of the following best describes what happens in the glomerulus?

Accepted Answer

D. High blood pressure forces water and other molecules into the tubule lumen

Answer

A. Selective reabsorption of water and molecules by active transport

Answer

B. Ultrafiltration introduces water and other molecules into the capillaries

Answer

C. Regulation of salt balance leading to the production of urine

Question 19

Dialysis fluid is similar to normal blood plasma. What would be in solution in the dialysis fluid?

Accepted Answer

Sugar and salts only

Answer

Sugar, salts and urea

Answer

Salts and urea only

Answer

Sugar only

Question 20

Damselflies are flying insects. They lay eggs that hatch into larval forms that are aquatic. Adults excrete uric acid while the larval forms excrete ammonia. What is a possible explanation of this?

Accepted Answer

Uric acid can be excreted in a more concentrated form than ammonia.

Answer

Ammonia is less toxic than uric acid.

Answer

Uric acid requires more water for excretion than ammonia.

Answer

Only adult forms can produce uric acid.

Question 21

What is the function of the loop of Henle?

Accepted Answer

To maintain a hypertonic solution in the medulla

Answer

To reabsorb salt

Answer

To transport liquid from the collecting ducts to the convoluted tubules

Answer

To reabsorb glucose

Question 22

How is the movement of materials across the wall of the collecting duct affected by the release of ADH from the pituitary gland?

Accepted Answer

There is increased movement of water in the direction of arrow I.

Answer

There is increased movement of sodium in the direction of arrow I.

Answer

There is increased movement of water in the direction of arrow II.

Answer

There is increased movement of sodium in the direction of arrow II.

IB Bio Quiz 11.3 - OSMOREGULATION

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