Histology of the Nephron Tubules

Q. The epithelial cells of Bowman’s capsule are called

1. erythrocytes
2. thrombocytes
3. adipocytes
4. podocytes

Q. Epithelial tissue is characterized by each of these traits, except that ____________.

1. epithelial cells are loosely packed and have much intercellular material
2. it is anchored to a basement membrane
3. it functions in secretion, absorption, and excretion
4. it lacks blood vessels

Q. Ciliated epithelium is found in __________.

1. oesophagus
2. fallopian tube
3. stomach
4. both (a) and (b)

Q.

All cells respire except

1. epidermal cells

2. cortical cells

3. sieve tube cells

4. erythrocytes

Q.

The tissue that helps in the transportation of substances through semi-permeable membrane is ________.

Q.

Brush border surface can be taken as a characteristic feature of _______ and this part has a massive amount of _____.

1. Proximal convoluted tubule and mitochondria

2. Distal convoluted tubule and thiazide

3. Henle's loop and mitochondria

4. Bowman's capsule and podocytes

Q. Label the parts of the nephron.

1. DCT
2. PCT
3. Collecting duct
4. Loop of Henle

Q.

Brush border surface can be taken as a characteristic feature of _______ and this part has a massive amount of _____.

1. Distal convoluted tubule and Thiazide

2. Proximal convoluted tubule and Mitochondria

3. Henle's loop and Mitochondria

4. Bowman's capsule and Podocytes

Q. In which one of the following preparation are you likely to come across cell junctions most frequently?

1. Thrombocytes
2. Tendon
3. Hyaline cartilage
4. Ciliated epithelium

Q. Blood vessels are absent in epithelial tissue.(given in material) . But the location of squamous epithelium is blood vessels. Then how blood vessels are absent in epithelial tissue?

Q. Protein molecules that form huge pores in the membranes of the plastids, mitochondria and some bacteria are called as

1. Stomata
2. Porins
3. Coherin
4. Subarins

Q. Epithelial cells serves the function of protection, secretion and absorption and is separated from the other tissues below by a _____.

1. Basal lamina
2. Lamina propria
3. Stratum granulosum
4. Connective tissue

Q.

The cells named podocytes occur in

1. The inner wall of Bowman’s capsule
2. The outer wall of Bowman’s capsule
3. In the wall of the glomerulus

4. In the wall of Henle’s loop

Q. A scientist observed the presence of pseudostratified epithelium. What might be the organ observed by the scientist?

1. Kidney
2. Trachea
3. Urinary bladder
4. None of the above

Q. The epithelial cells of Bowman’s capsule are called

1. erythrocytes
2. podocytes
3. thrombocytes
4. adipocytes

Q. The proximal convoluted tubules of many nephrons open into a straight tube called collecting duct

1. True
2. False

Q. Match the following components of the nephron with the type of cells they have:

1. Cuboidal epithelium
2. Squamous epithelium
3. Brush border cells
4. Principal cells

Q. Which of the following prevents the reabsorption of toxic wastes and pathogens from blood?

1. Glandular epithelium
2. Transitional epithelium
3. Muscle tissue
4. None of these

Q.

Match the following components of the glomerular filtration barrier with the type of cells they have:

$\begin{array}{cc}ColumnI& ColumnII\\ i.\text{PCT Lumen}& a.\text{Principal and intercalated cells}\\ ii.\text{Thin Loop of Henle}& b.\text{Brush border cells}\\ iii.\text{DCT}& c.\text{Simple Squamous epithelium}\\ iv.\text{Collecting Ducts}& d.\text{Simple cuboidal cells}\end{array}$

1. i).a., ii). c., iii). d., iv). b

2. i). b., ii). c., iii). d., iv). a

3. i). c., ii). b., iii). d., iv). a

4. i).a., ii). d., iii). b., iv). c

Q.

Brush border surface can be taken as a characteristic feature of _______ and this part has a massive amount of _____.

1. Proximal convoluted tubule and Mitochondria

2. Henle's loop and Mitochondria

3. Distal convoluted tubule and Thiazide

4. Bowman's capsule and Podocytes

Q.

Brush border is a characteristic of

1. Proximal convoluted tubule

2. Bowman’s capsule

3. Glomerulus

4. All of the above

Q.

Match the following components of the glomerular filtration barrier with the type of cells they have:

$\begin{array}{cc}ColumnI& ColumnII\\ i.\text{PCT Lumen}& a.\text{Principal and intercalated cells}\\ ii.\text{Thin Loop of Henle}& b.\text{Brush border cells}\\ iii.\text{DCT}& c.\text{Simple Squamous epithelium}\\ iv.\text{Collecting Ducts}& d.\text{Simple cuboidal cells}\end{array}$

1. i $\Rightarrow$ a, ii $\Rightarrow$ c, iii $\Rightarrow$ d, iv).$\Rightarrow$ b

2. i $\Rightarrow$ b, ii $\Rightarrow$ c, iii $\Rightarrow$ d, iv $\Rightarrow$ a

3. i $\Rightarrow$ c, ii $\Rightarrow$ b, iii $\Rightarrow$ d, iv $\Rightarrow$ a

4. i $\Rightarrow$ a, ii $\Rightarrow$ d, iii $\Rightarrow$ b, iv $\Rightarrow$ c

Q. The proximal convoluted tubules of many nephrons open into a straight tube called collecting duct

1. True
2. False

Q.

Match the following components of the glomerular filtration barrier with the type of cells they have:

$\begin{array}{cc}ColumnI& ColumnII\\ i.\text{PCT Lumen}& a.\text{Principal and intercalated cells}\\ ii.\text{Thin Loop of Henle}& b.\text{Brush border cells}\\ iii.\text{DCT}& c.\text{Simple Squamous epithelium}\\ iv.\text{Collecting Ducts}& d.\text{Simple cuboidal cells}\end{array}$

1. i $\Rightarrow$ a, ii $\Rightarrow$ c, iii $\Rightarrow$ d, iv).$\Rightarrow$ b

2. i $\Rightarrow$ b, ii $\Rightarrow$ c, iii $\Rightarrow$ d, iv $\Rightarrow$ a

3. i $\Rightarrow$ c, ii $\Rightarrow$ b, iii $\Rightarrow$ d, iv $\Rightarrow$ a

4. i $\Rightarrow$ a, ii $\Rightarrow$ d, iii $\Rightarrow$ b, iv $\Rightarrow$ c

Q.

Assertion: Large amount of mitochondria are present in the epithelial cells near the basolateralsurface of proximal convoluted tubule.

Reason: Mitochondria supply energy for the reabsorption of salts by active transport.

• A )If both Assertion and Reason are true and Reason is the correct explanation of Assertion
• B )If both Assertion and Reason are true but Reason is not the correct explanation of Assertion
• C )If Assertion is true but Reason is false
• D ) If Assertion is false but Reason is true

Q. Mention if the following statement is true (T) or false (F)
Epithelial cells leave space in between.

1. True
2. False

Q. Match the following components of the nephron with the type of cells they have:

1. Cuboidal epithelium
2. Squamous epithelium
3. Brush border cells
4. Principal cells

Q. Label the parts of the nephron.

1. DCT
2. PCT
3. Collecting duct
4. Loop of Henle