Notes

Histology 2016 first assessment 

Which type of muscle contain intercalated disc ? Cardiac muscle
What of the following originates from the neural crest cells? 
-skin 
-sweat gland
-meninges 
-enamel
Which cell produce the cartilage matrix?
Which arch gives the thymus?
What is the origin of nural crest?
What are the process from 1st arch In that produced at 4th week?
Which is the most abundant fiber in connective tissue?
a. Collagen fiber
b. Elastic fiber
c. Reticular fiber
d. Muscle fibers
answer : a
Which connective tissue cell type produces collagen?
a. Fibroblast
b. Connective tissue macrophage
c. Histiocyte
d. Plasma cell
e. Mast cell

Answer: a
Which of the following can be classified as "embryonic connective tissue"?
a. Adipose tissue
b. Bone
c. Blood
d. Cartilage
e. Mesenchyme

Answer: e
Which connective tissue cell type contains properties of smooth muscle cells?
a. Fibroblast
b. Myofibroblast
c. Histiocyte
d. Plasma cell
e. Mast cell

Answer: b
3.
Which connective tissue cell is a tissue macrophage?
a. Fibroblast
b. Myofibroblast
c. Histiocyte
d. Plasma cell
e. Mast cell

Answer: c
facial malformation occur at ? 
4-12 week

50. The nasolacrimal groove separates the:

A. mandibular and maxillary swellings
B. lateral nasal swelling and maxillary swelling
C. medial nasal swelling and maxillary swelling
D. first and second branchial arches
E. otic and optic vesicles
1.What cell produces the cartilaginous matrix?
a. Chondrocyte
b. Chondroblast
c. Osteocyte
d. Osteoclast
e. Bone lining cell
Answer: b
type of muscles contain intercalated disk ? 
cardiac muscle
What type of muscle has branching cells?
a. Skeletal muscle
b. Cardiac muscle
c. Smooth muscle
d. Both "a" and "b"
answer: b
which pouches form parathyroid gland ? 
3,4

Which of the following have intercalated discs ?
1. Cardiac (correct)
2. Smooth
3. Skeletal 

Which of the following have branched cell ?
1. Cardiac (correct)
2. Smooth
3. Skeletal

Which of the following is an embryonic connective tissue?
1. Mesenchyme (correct)
2. Bone
3. Blood

Which of the following connective tissue cell is a macrophage ?
1. Plasma cell
2. Mast cell
3. Fibroblast 
4. Histcyte
Which of the following cell have smooth muscle properties?
1. Myofibroblast
2. Mast cell
3. Histocyte
What will form in the groove between lateral nasal process and maxillary process?
1. Nasolacrimal duct (correct)

Which one of these cells will form the cartilaginous matrix?
1. Chondroblast (correct)
2. Chondrocyte
3. Osteoblasts 
4. Osteocytes 

Which one of the following forms the nasal pit?
1. Lateral nasal and medial nasal process (correct)
2. The two medial nasal process 
3. Maxillary process with medial nasal process 

Which of the following will form the primary palate?
1. The two medial nasal process (correct)
2. Medial nasal process with frontonasal process 
3. Medial nasal process with maxillary process

What we will occupies a large space in  the nasooral cavity before the formation of the palate?
1. Tongue (correct)
2. Buccopharyngeal membrane

Which brancheal pouch will form the parathyroid gland?
1. Third and fourth (correct)
2. First and third
2. Fourth and fifth

Which brancheal pouch will form the thymus ?
1. Third pouch (correct)
2. Second 
3. Fifth

Regarding rathke's pouch :
1. Form part of pituitary gland (correct)
2. Found in the floor of oronasal cavity

Q.Which type of mucsles has intercalated discs: 
Cardiac muscles.
 
Q.Branched muscles:
Cardiac muscles.

Q.Most abundant fibers in rhe body:
Collagen fibers
Which of the following fiber is most abundant in connective tissue ?
Collagen fibers
Q 3/ Which wil produce collagen 
A- fibroblasts 
B - plasma cell
C- nerve cell 
D- mast cell
The ultimobranchial body develops from which pouch
a) fifth pouch

22- which of the following is an embryonic connective tissue : 
- mesoderm.