Microanatomy Practice Final Exam Flashcards
Which of the following is an advantage of light microscopy?
a) Inexpensive
b) Rapid diagnosis
c) Allows observation of living specimens
d) Resolving power of 0.02μm
e) ‘a’, ‘b’ and ‘c’ are correct
Which of the following is an advantage of light microscopy?
a) Inexpensive
b) Rapid diagnosis
c) Allows observation of living specimens
d) Resolving power of 0.02μm
e) ‘a’, ‘b’ and ‘c’ are correct
In what phase of processing is a 10% buffered formalin used?
a. Dehydration
b. Cleaning
c. Fixation
d. Infiltration
In what phase of processing is a 10% buffered formalin used?
a. Dehydration
b. Cleaning
c. Fixation
d. Infiltration
When using a microtome what is the thickness a sample should be sliced?
a. 1-7mm
b. 7-10mm
c. 1-7μm
d. 7-10μm
When using a microtome what is the thickness a sample should be sliced?
a. 1-7mm
b. 7-10mm
c. 1-7μm
d. 7-10μm
True or false: Cells producing proteins are basophilic and will stain pink when using a Hematoxylineosin (H&E) stain?
a. True
b. False
True or false: Cells producing proteins are basophilic and will stain pink when using a Hematoxylineosin (H&E) stain?
a. True
b. False
There are two types of chromatin, ______ which is inactive and stains _______ and _______ which is active and stains ________.
a. Heterochromatin, dark blue, euchromatin, pale
b. Euchromatin, dark blue, heterochromatin, pale
c. Heterochromatin, pale, euchromatin, dark blue
d. Euchromatin, pale, heterochromatin, dark blue
There are two types of chromatin, ______ which is inactive and stains _______ and _______ which is active and stains ________.
a. Heterochromatin, dark blue, euchromatin, pale
b. Euchromatin, dark blue, heterochromatin, pale
c. Heterochromatin, pale, euchromatin, dark blue
d. Euchromatin, pale, heterochromatin, dark blue
What organelle is shown in the picture below?
a. Nucleus
b. Cytoplasm
c. Mitochondria
d. Rough endoplasmic reticulum
What organelle is shown in the picture below?
a. Nucleus
b. Cytoplasm
c. Mitochondria
d. Rough endoplasmic reticulum
True or false: mitochondria are involved with the initiation of apoptosis.
a. True
b. False
True or false: mitochondria are involved with the initiation of apoptosis.
a. True
b. False
What type of cell is pictured below?
a. Pancreatic islet cell
b. Goblet cell
c. Pancreatic acinar cell
d. None of the above
What type of cell is pictured below?
a. Pancreatic islet cell
b. Goblet cell
c. Pancreatic acinar cell
d. None of the above
Which of the following is not a function of the smooth endoplasmic reticulum?
a. Lipid biosynthesis
b. Glycosylation of glycoproteins
c. Detoxification
d. Sequestration of calcium ions
e. None of the above, all are functions of the smooth endoplasmic reticulum
Which of the following is not a function of the smooth endoplasmic reticulum?
a. Lipid biosynthesis
b. Glycosylation of glycoproteins
c. Detoxification
d. Sequestration of calcium ions
e. None of the above, all are functions of the smooth endoplasmic reticulum
Which of the following is a function of the rough endoplasmic reticulum?
a. Segregate proteins not destined to the cytoplasm
b. Glycosylation of glycoproteins
c. Synthesis of phospholypids
d. Assembly of multichain proteins
e. All of the above
Which of the following is a function of the rough endoplasmic reticulum?
a. Segregate proteins not destined to the cytoplasm
b. Glycosylation of glycoproteins
c. Synthesis of phospholypids
d. Assembly of multichain proteins
e. All of the above
What is the organelle seen in the picture below (note arrow is pointing to structure in question)?
a. Smooth endoplasmic reticulum
b. Rough endoplasmic reticulum
c. Golgi complex
d. Mitochondria
What is the organelle seen in the picture below (note arrow is pointing to structure in question)?
a. Smooth endoplasmic reticulum
b. Rough endoplasmic reticulum
c. Golgi complex
d. Mitochondria
True or false: lysosomes are secretory vesicles associated with phagocytosis and pinocytosis?
a. True
b. False
True or false: lysosomes are secretory vesicles associated with phagocytosis and pinocytosis?
a. True
b. False
True or false: ubiquitin is a small globular protein present in all prokaryotic cells?
a. True
b. False
True or false: ubiquitin is a small globular protein present in all prokaryotic cells?
a. True
b. False
True or false: stereocilia are non-motile projections with an absorptive function.
a. True
b. False
True or false: stereocilia are non-motile projections with an absorptive function.
a. True
b. False
Which is not a function of epithelial tissue?
a. Protection
b. Secretion
c. Absorption
d. Cleaning
e. None of the above, all are functions of epithelial tissue
Which is not a function of epithelial tissue?
a. Protection
b. Secretion
c. Absorption
d. Cleaning
e. None of the above, all are functions of epithelial tissue
True or false: with the exception of the ear all lining epithelium is avascular.
a. True
b. False
True or false: with the exception of the ear all lining epithelium is avascular.
a. True
b. False
Which type of intracellular junction prevents leakage of fluid across a layer of epithelial cells and seen in the stomach?
a. Gap junctions
b. Tight junctions
c. Desmosomes
Which type of intracellular junction prevents leakage of fluid across a layer of epithelial cells and seen in the stomach?
a. Gap junctions
b. Tight junctions
c. Desmosomes
What intracellular junction functions as rivets and adhere epithelial cells of the skin?
a. Gap junctions
b. Tight junctions
c. Desmosomes
What intracellular junction functions as rivets and adhere epithelial cells of the skin?
a. Gap junctions
b. Tight junctions
c. Desmosomes
What intracellular junction functions as a means of communication between adjacent cells?
a. Gap junctions
b. Tight junctions
c. Desmosomes
What intracellular junction functions as a means of communication between adjacent cells?
a. Gap junctions
b. Tight junctions
c. Desmosomes
What do goblet cells secrete?
a. Mucinogen/mucus granules
b. Mucus
c. None of the above
What do goblet cells secrete?
a. Mucinogen/mucus granules
b. Mucus
c. None of the above
What type of gland is shown in the picture below?
a. Mucus gland
b. Serous gland
c. Mixed gland
d. Sebaceous gland
What type of gland is shown in the picture below?
a. Mucus gland
b. Serous gland
c. Mixed gland
d. Sebaceous gland
What type of gland secretion method is shown in the picture below?
a. Merocrine
b. Apocrine
c. Holocrine
d. Endocrine
What type of gland secretion method is shown in the picture below?
a. Merocrine
b. Apocrine
c. Holocrine
d. Endocrine
What type of gland secretion method is shown in the picture below?
a. Merocrine
b. Apocrine
c. Holocrine
d. Endocrine
What type of gland secretion method is shown in the picture below?
a. Merocrine
b. Apocrine
c. Holocrine
d. Endocrine
What type of gland secretion method is shown in the picture below?
a. Merocrine
b. Apocrine
c. Holocrine
d. Endocrine
What type of gland secretion method is shown in the picture below?
a. Merocrine
b. Apocrine
c. Holocrine
d. Endocrine
Which type of collagen is only found in basement membranes?
a. Type 1
b. Type 2
c. Type 3
d. Type 4
Which type of collagen is only found in basement membranes?
a. Type 1
b. Type 2
c. Type 3
d. Type 4
Which type of collagen is found in cartilage?
a. Type 1
b. Type 2
c. Type 3
d. Type 4
Which type of collagen is found in cartilage?
a. Type 1
b. Type 2
c. Type 3
d. Type 4
Which type of collagen is found in bone, dentin, dermis, tendons and resists tensile forces?
a. Type 1
b. Type 2
c. Type 3
d. Type 4
Which type of collagen is found in bone, dentin, dermis, tendons and resists tensile forces?
a. Type 1
b. Type 2
c. Type 3
d. Type 4
Which type of collagen is found in stroma of expandable organs such as the spleen, lymph nodes and liver?
a. Type 1
b. Type 2
c. Type 3
d. Type 4
Which type of collagen is found in stroma of expandable organs such as the spleen, lymph nodes and liver?
a. Type 1
b. Type 2
c. Type 3
d. Type 4
True or false: the aorta contains elastic fibers.
a. True
b. False
True or false: the aorta contains elastic fibers.
a. True
b. False
True or false: mesenchymal cells differentiate to form stellate cartilage precursors called chondroblasts.
a. True
b. False
True or false: mesenchymal cells differentiate to form stellate cartilage precursors called chondroblasts.
a. True
b. False
Which is true of appositional growth?
a. Occurs by activation of chondroblasts with differentiation into chondrocytes
b. Takes place in chondrogenic cellular layer of the perichondrium
c. Results in increase of diameter or thickness of cartilage
d. All of the above
Which is true of appositional growth?
a. Occurs by activation of chondroblasts with differentiation into chondrocytes
b. Takes place in chondrogenic cellular layer of the perichondrium
c. Results in increase of diameter or thickness of cartilage
d. All of the above
Which is not true of interstitial growth?
a. Occurs in early stages and in growth plates
b. Results in increase of cartilage mass and occurs from within
c. Chondrocytes undergo mitosis within their lacuna and extend beyond the matrix
d. None of the above
Which is not true of interstitial growth?
a. Occurs in early stages and in growth plates
b. Results in increase of cartilage mass and occurs from within
c. Chondrocytes undergo mitosis within their lacuna and extend beyond the matrix
d. None of the above
What is the most common type of cartilage?
a. Hyaline cartilage
b. Elastic cartilage
c. Fibrocartilage
What is the most common type of cartilage?
a. Hyaline cartilage
b. Elastic cartilage
c. Fibrocartilage
True or false: fibrocartilage has the capacity to regenerate.
a. True
b. False
True or false: fibrocartilage has the capacity to regenerate.
a. True
b. False
What type of bone cell is capable of mitosis?
a. Osteoblasts
b. Osteocytes
c. Osteoclasts
d. Osteoprogenitor cells
What type of bone cell is capable of mitosis?
a. Osteoblasts
b. Osteocytes
c. Osteoclasts
d. Osteoprogenitor cells
True or false: the neurovascular channels are known as Haversian canals?
a. True
b. False
True or false: the neurovascular channels are known as Haversian canals?
a. True
b. False
When bone occurs directly in primitive connective tissue is called ______, when bone develops in preexisting cartilage, it is called _________.
a. Intramembranous ossification, endochondral ossification
b. Endochondral ossification, intramembranous ossification
When bone occurs directly in primitive connective tissue is called ______, when bone develops in preexisting cartilage, it is called _________.
a. Intramembranous ossification, endochondral ossification
b. Endochondral ossification, intramembranous ossification
Which osteogenic processes requires a preformed cartilage model?
a. Intramembranous ossification
b. Endochondral ossification
Which osteogenic processes requires a preformed cartilage model?
a. Intramembranous ossification
b. Endochondral ossification
