Excretory Products and their Elimination Test -5

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Excretory Products and their Elimination Test -5

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Weekly Quiz Competition

Question 1
1 / -0

During micturition, the muscles of urinary bladder and urethral sphincters will

A
Keep expanding

B
show fatigue

C
relaxand contract respectively.

D
contract and relax respectively.

Solution

The CNS passes on motor messages to initiate the contraction of smooth muscles of the bladder and simultaneous relaxation of the urethral sphincter causing the release of urine.
Question 2
1 / -0

Read the following :

i. Infants and toddlers are often under habit of bed wetting since micturition is a reflex process.
ii. Adults and grown up children can control this reflex process, voluntarily to some extent.

A
Statement i) is wrong and ii) is correct

B
Statement i) is correct and ii) is wrong

C
both are correct

D
both are wrong

Solution

The process of release of urine is called micturition and the neural mechanism causing it is called the micturition reflex. Adults and grown up children can control the reflex process of micturition voluntarily to some extent.
Question 3
1 / -0

All of the following organs help in excretion except :

A
Lungs

B
Liver

C
Skin

D
Heart

Solution

Lungs help in excretion of carbon dioxide, liver help in excretion of toxic substance and skin help in removal of extra salts along with sweat. Heart is the organ that pumps the blood in body.
Question 4
1 / -0

Urea cycle operates in :

A
skin cells

B
sweat glands and sebaceous glands

C
Liver

D
Lungs

Solution

Urea cycles operates in liver, where ammonia is converted into urea. Sometimes urea cycle also occurs in kidney.
Question 5
1 / -0

Read the following :

i. Avian kidneys have very short loops of Henle.
ii. Birds are unable to make urine as hypotonic as mammals can.

A
Statement ii) is correct and i) is wrong.

B
Statement ii) is wrong and i) is correct.

C
both are wrong

D
both are correct

Solution

Avian kidneys have very short loops of Henle’s. Loops of Henle’s used in concentration of urine. Birds make urine highly hypotonic.
Question 6
1 / -0

If kidney tissues are supplied with blood low in oxygen then :

A
tubular reabsorption stops

B
ultrafiltration stops

C
both tubular reabsorption and ultrafiltration stops

D
both tubular reabsorption and ultrafiltration continue normally

Solution

If Kidney tissues are supplied with blood having low oxygen in it then tubular reabsorption get stopped as energy is required for active absorption.
Question 7
1 / -0

Diabetes insipidus is caused due to :

A
impaired urea cycle

B
increased secretion of ADH

C
Hypotension

D
reduced secretion of ADH

Solution

Diabetes insipidus is rate variety of diabetes characterized by excessive thrust and excretion of large amount of urine. It is caused due to reduced secretion of antidiuretic hormone (ADH) or vasopressin hormone.
Question 8
1 / -0

Rahul is anaemic and few days ago suffered from massive haemorrhage. Now what problems he may face :

A
very low blood pressure

B
accumulation of waste products in body

C
no glomerular filteration

D
all of these

Solution

If anemic person suffered from massive haemorrhage, the problem he may face includes, very low blood pressure, accumulation of wastes products in body and no glomerular filtration in kidney.
Question 9
1 / -0

Reema is on dialysis and she is unable to conceive due to high levels of waste products in her body fluids. Her doctor can suggest her

A
Laser therapy

B
more frequent hemodialysis

C
Operation of damaged kidney

D
Kidney transplant

Solution

When both kidney of a person get damaged and not able to filter the blood, dialysis is used to remove nitrogenous wastes. High wastes accumulation unable a woman to conceive. The ultimate solution to this problem is kidney transplant.

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Re-Attempt Weekly Quiz Competition

Excretory Products and their Elimination Test -5

Result

Excretory Products and their Elimination Test -5

Score

-

Rank

-

SHARING IS CARING

Question 1

Keep expanding

show fatigue

relaxand contract respectively.

contract and relax respectively.

Solution

Question 2

Statement i) is wrong and ii) is correct

Statement i) is correct and ii) is wrong

both are correct

both are wrong

Solution

Question 3

Lungs

Liver

Skin

Heart

Solution

Question 4

skin cells

sweat glands and sebaceous glands

Liver

Lungs

Solution

Question 5

Statement ii) is correct and i) is wrong.

Statement ii) is wrong and i) is correct.

both are wrong

both are correct

Solution

Question 6

tubular reabsorption stops

ultrafiltration stops

both tubular reabsorption and ultrafiltration stops

both tubular reabsorption and ultrafiltration continue normally

Solution

Question 7

impaired urea cycle

increased secretion of ADH

Hypotension

reduced secretion of ADH

Solution

Question 8

very low blood pressure

accumulation of waste products in body

no glomerular filteration

all of these

Solution

Question 9

Laser therapy

more frequent hemodialysis

Operation of damaged kidney

Kidney transplant

Solution

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