1. Which of the following best defines epithelial tissue?
Anonymous Quiz
12%
A. Tissue rich in extracellular matrix
8%
B. Tissue composed of loosely arranged cells
74%
C. Tissue made of tightly packed cells with minimal intercellular substance
5%
D. Tissue always containing blood vessels
❤7
The apical surface of epithelial cells faces:
Anonymous Quiz
6%
A. Blood vessels
15%
B. Basement membrane
8%
C. Connective tissue
71%
D. Free surface or lumen
❤4
Which germ layer gives rise to the epidermis of the skin?
Anonymous Quiz
18%
A. Mesoderm
22%
B. Endoderm
57%
C. Ectoderm
3%
D. Neural crest
❤7
Which of the following is NOT a function of epithelial tissue?
Anonymous Quiz
7%
A. Absorption
7%
B. Secretion
6%
C. Protection
80%
D. Conduction of nerve impulses
❤5
Regeneration in epithelial tissue is possible mainly because:
Anonymous Quiz
7%
A. Presence of blood vessels
56%
B. High mitotic activity
25%
C. Thick basement membrane
12%
D. Rich ECM
❤7
Connective tissue is mainly characterized by:
Anonymous Quiz
13%
A. Abundant cells
70%
B. Abundant extracellular matrix
6%
C. Absence of fibers
11%
D. Lack of blood supply
❤5
All connective tissues originate embryologically from:
Anonymous Quiz
6%
A. Ectoderm
11%
B. Endoderm
77%
C. Mesenchyme
5%
D. Epithelium
❤4
White adipose tissue cells are characterized by:
Anonymous Quiz
21%
A. Multiple small lipid droplets
7%
B. Central nucleus
65%
C. Single large lipid droplet
8%
D. Abundant mitochondria
❤4
Osteogenesis imperfecta is due to a defect in:
Anonymous Quiz
24%
A. Type II collagen
11%
B. Type III collagen
58%
C. Type I collagen
7%
D. Type IV collagen
❤4
In apocrine excretion, the secretory product is
eliminated:
eliminated:
Anonymous Quiz
5%
A. Along with the entire glandular cell.
70%
B. With the apical pole of the glandular cell.
11%
C. Simply by exocytosis.
9%
D. With the basal pole of the cell.
5%
E. Along with goblet cells.
❤4
Regarding skeletal striated muscle?
Anonymous Quiz
65%
A. Multinucleated muscle fibers are found.
16%
B. Primary muscle fascicles are surrounded by epimysium.
11%
C. Satellite cells provide muscle protection.
7%
D. Muscle fibers are poor in myoglobin.
❤5
During a blood sampling, blood is composed of:
Anonymous Quiz
7%
Collagen and elastic fibers.
88%
55% plasma and 45% formed elements of blood.
2%
Chondrocytes and chondroblasts.
3%
Lipofuscin granules.
❤5
. About bone tissue:
Anonymous Quiz
29%
A. Endochondral (intramembranous) ossification leads to the formation of reticular bone tissue.
33%
B. During secondary diaphyseal ossification, primary bone is replaced by spongy bone tissue.
38%
C. Primary endochondral ossification leads to the formation of lamellar bone tissue.
❤5
Regarding skeletal striated muscle?
Anonymous Quiz
65%
A. Multinucleated muscle fibers are found.
16%
B. Primary muscle fascicles are surrounded by epimysium.
11%
C. Satellite cells provide muscle protection.
7%
D. Muscle fibers are poor in myoglobin.
❤5
During a blood sampling, blood is composed of:
Anonymous Quiz
7%
Collagen and elastic fibers.
88%
55% plasma and 45% formed elements of blood.
2%
Chondrocytes and chondroblasts.
3%
Lipofuscin granules.
❤5
Forwarded from دُفعة الوتِين ARTERIA M22 4ème (🔻أسمـــاء)
السلام عليكم ورحمة الله
بعد حادثة احتراق رواق في الإقامة الجامعية للذكور تضررت غرفة لزميلينا في الدفعة
وإثر هذا نفزع بإذن الله لمساعدتهم بما يتيسر لنا بحول الله مصداقا لقوله صلى الله عليه وسلم " «المؤمنُ للمؤمنِ كالبُنيانِ يشُدُّ بعضُه بعضًا»
وشبَّك بين أصابعه ﷺ
إليكم حساب بريدي موب للتبرع
004013279661
بعد حادثة احتراق رواق في الإقامة الجامعية للذكور تضررت غرفة لزميلينا في الدفعة
وإثر هذا نفزع بإذن الله لمساعدتهم بما يتيسر لنا بحول الله مصداقا لقوله صلى الله عليه وسلم " «المؤمنُ للمؤمنِ كالبُنيانِ يشُدُّ بعضُه بعضًا»
وشبَّك بين أصابعه ﷺ
إليكم حساب بريدي موب للتبرع
004013279661
❤27🫡2
🔴 وزير الصحة : المستشفى المختلط بالاغواط - 240 سرير - سيصبح مستشفى جامعي في آجال قريبة
DOCTORS | دكاترة
DOCTORS | دكاترة
❤44🫡4🔥1