Type II alveolar cells secrete surfactant to:
Anonymous Quiz
85%
Prevent lung collapse during expiration
4%
Increase oxygen absorption
7%
Enhance carbon dioxide release
4%
Stimulate immune response
The alveolar epithelium is composed of:
Anonymous Quiz
3%
Only Type I alveolar cells
3%
Only Type II alveolar cells
93%
Type I alveolar cells, Type II alveolar cells, and occasional brush cells
0%
Type I alveolar cells and capillary endothelial cells
Which statement is true regarding Type I alveolar cells?
Anonymous Quiz
3%
They are capable of cell division
69%
They are not capable of cell division
21%
They are the main source of surfactant
7%
They are cuboidal in shape
Type II alveolar cells are characterized by:
Anonymous Quiz
71%
A rounded central nucleus with nucleolus
0%
A thin squamous shape
13%
Absence of lamellar bodies
17%
Presence of cilia
The connective tissue between adjacent alveoli is known as:
Anonymous Quiz
30%
Alveolar sac
59%
Alveolar septum
8%
Respiratory bronchiole
3%
Capillary bed
What is the primary component of the blood-air barrier inside the interalveolar septum?
Anonymous Quiz
9%
Type II Alveolar cells
9%
Macrophages
76%
Type I Alveolar cells and associated structures
6%
Leucocytes
......... are the most numerous cells in respiratory epithelium
Anonymous Quiz
13%
Mucus cells
70%
Ciliated
7%
Brush
9%
Basal
........ act as receptor for cough reflex
Anonymous Quiz
9%
Olfactory neurons
76%
Brush
11%
Small granule cells
4%
Ciliated
Which cells form the alveolar side of the blood-air barrier?
Anonymous Quiz
15%
Endothelial cells
72%
Type I alveolar cells
8%
Type II alveolar cells
5%
Macrophages
The trachea include all the following except
Anonymous Quiz
2%
Submucosa
68%
Muscularis mucosa
8%
Adventitia
9%
Mucosa
13%
Non of the above
#renal_Histology
Urinary pole of the renal capsule is connected with:
Urinary pole of the renal capsule is connected with:
Anonymous Quiz
66%
Proximal convoluted tubules.
5%
Descending thin limb of loop of Henle.
5%
Ascending thin limb of loop of Henle
17%
Collecting ducts.
6%
Distal convoluted tubules.
#renal_Histology
In the kidney, renin is produced by which of the following?
In the kidney, renin is produced by which of the following?
Anonymous Quiz
15%
Cells of the PCT.
69%
Juxtaglomerular cells.
5%
Lacis cells
11%
Cells of the distal convoluted tubules
#renal_Histology
โIt is double walled capsules that surround the glomerular blood capillaries and
terminate in the PCTโ identifies the capsule:
โIt is double walled capsules that surround the glomerular blood capillaries and
terminate in the PCTโ identifies the capsule:
Anonymous Quiz
91%
Bowmanโs capsule
3%
Tenonโs capsule
5%
Pleural capsule
1%
Basilar capsule
#renal_Histology
Structure that extends from PCT to join DCT is
Structure that extends from PCT to join DCT is
Anonymous Quiz
89%
Loop of Henle
4%
Loop of Bertin
4%
Minor calyx
3%
Major calyx
The simple squamous epithelium lines..
Anonymous Quiz
78%
Bowman's capsule of the kidney
4%
Gall bladder
7%
Thyroid follicles
11%
Urinary bladder
5) in nephron, which of the following tubule parts drains fluid from bowmanโs capsule ?
Anonymous Quiz
57%
A) proximal convoluted tubule
9%
B) Distal convoluted tubule
4%
C) loop of Henle
30%
D) all of the above