Thick skin is not found in
Anonymous Quiz
0%
Sole of the feet
4%
Palm of the hand
79%
Face
18%
A and B
The layer which is abscent in thin skin
Anonymous Quiz
13%
S corneum
70%
S lucidum
15%
S granulosum
2%
S basale
The cells filled with acidophilic scaly horny structure of mature keratin filament.
Anonymous Quiz
8%
S basale
4%
S spinosum
10%
S granulosum
78%
S corneum
The cytoplasmic extensions of ………. resemble spines
Anonymous Quiz
70%
Prickle cell layer
15%
S basale
13%
S granulosum
2%
S lucidum
The other name of s basale is
Anonymous Quiz
6%
Prickle cell
12%
Granulosum
80%
Germinativum
2%
Spinosum
loose connective tissue that
bind the dermis and the subcutaneous tissue contain a pad of adipose connective
tissue.
bind the dermis and the subcutaneous tissue contain a pad of adipose connective
tissue.
Anonymous Quiz
15%
Epidermis
11%
Dermis
74%
Hypodermis
The open ends of the cartilage rings of trachea are on the posterior surface and are bridged by
Anonymous Quiz
15%
Elastic membrane
67%
Trachealis muscle
19%
Directly by the anterior wall of the esophagus
0%
Directly by anterior wall of esophagus
What is the primary function of respiratory bronchioles?
Anonymous Quiz
32%
Gas exchange only
11%
Air conduction only
57%
Both air conduction and gas exchange
0%
Neither air conduction nor gas exchange
What is the average diameter of an alveolus?
Anonymous Quiz
25%
0.1 mm
52%
0.2 mm
11%
0.3 mm
11%
0.4 mm
Type I alveolar cells line what percentage of the alveolar surface?
Anonymous Quiz
23%
40%
16%
55%
59%
95%
2%
100%
Which cells constitute the alveolar side of the blood-air barrier?
Anonymous Quiz
13%
Type II alveolar cells
63%
Type I alveolar cells
16%
Brush cells
8%
Capillary endothelial cells
What is the role of pinocytotic vesicles in Type I alveolar cells?
Anonymous Quiz
13%
Secretion of surfactant
19%
Gas exchange
61%
Turnover of surfactant and removal of small foreign particles
6%
Cell division
Type II alveolar cells are also known as:
Anonymous Quiz
15%
Septal cells
21%
Pneumocytes
55%
Both A and B
9%
Neither A nor B
What percentage of the alveolar surface do Type II alveolar cells cover?
Anonymous Quiz
59%
5%
14%
40%
16%
60%
11%
95%
Type II alveolar cells are precursors for:
Anonymous Quiz
6%
Type I alveolar cells only
13%
Type II alveolar cells only
81%
Both Type I and Type II alveolar cells
0%
Neither Type I nor Type II alveolar cells
Lamellar bodies in Type II alveolar cells contain:
Anonymous Quiz
0%
Only lipids
7%
Only proteins
89%
A variety of lipids, phospholipids, and proteins
4%
Only phospholipids
The primary function of pulmonary surfactant is to:
Anonymous Quiz
14%
Increase surface tension
76%
Decrease surface tension
8%
Facilitate gas exchange
2%
Promote cell division
What is the shape of Type I alveolar cells?
Anonymous Quiz
30%
Cuboidal
6%
Columnar
58%
Squamous
6%
Spherical