Histo 1st Sem Compiled - (2019) Flashcards
Protein on released with the presence of stimuli
Regulated
Make the cell distinguishable
Staining
Preserves morphology and structure of the
tissue
Fixation
Stain red except:
Aniline red
Organelle for hydrogen chuchu
Peroxisome
Has its own dna and rna
Mitochondrion
Site of krebs cycle
Mitochondrial matrix
Beta oxidation of very long fatty acid chain
Peroxisome
Restricts movement of other components in the cell membrane
Cholesterol
What happens to a damaged organelle?
Engulfed
Doc Padilla asks you to view Liver (Hepatocytes). What is the white etc?
Storage form of Glucose
1 micrometer is equals to:
None of the above
- memorize the conversion table
True about formalin except:
Penetrates all of the cell
Cryostat/frozen section
all of the above stain (methylene blue, h & e pas)
If there’s an infection, wbc will bind to get out from rbc
Carbohydrates
Non-membrane bound organelles?
FCRV (Filaments, centrioles, ribosomes, microtubules)
Makita sa alveoli:
Hemosiderin
Cardiac muscle something:
Wear and tear
Outer membrane something:
Rough ER
Sorts out newly endocytocized substances
Early lysosome
Cristae
Organelle for Kreb’s cycle
All are acid dyes except?
Pyronin G
All of the following are true of the mucosa of the respiratory region except:
a. Warming of inhaled air
b. Moistens air
c. Filters inspired air
d. NOTA
d. NOTA
Olfactory epithelium is composed of except:
a. Basal cells
b. Sustentacular cells
c. Goblet cells
d. Brush cells
e. NOTA
c. Goblet cells
What is the first portion of the respiratory tree that allows gas exchange?
a. Terminal Bronchiole
b. Respiratory bronchioles
c. Both
d. Neither
b. Respiratory bronchioles
Also known as septal cells
a. Clara cells
b. Granular pneumocytes (aka type 2 pneumocytes)
c. Type 1 pneumocytes
d. Dust cells
e. NOTA
b. Granular pneumocytes (aka type 2 pneumocytes)
Alveolar macrophage is also known as:
Dust cells
The following are true of the olfactory mucosa except:
a. Presence of olfactory cells
b. Regular outline
c. Both
d. Neither
*No answer
Which is not decreasing among the following choices?
a. Cilia
b. Amount of cartilage
c. Goblet cells
d. Elastic fiber
e. Smooth muscle
d. Elastic fiber
Pulmonary acina, alveolary and:
a. Terminal bronchiole
b. Respiratory bronchiole
c. Both
d. Neither
c. Both
Which cell type is most numerous in olfactory mucosa?
a. Brush cells
b. Basal cells
c. Sustentacular cells
d. Olfactory cells
c. Sustentacular cells
What do the natural killer cells need to detect to signal the “killing” of the cell?
a. Absence of MHC Class 2
b. Absence of MHC Class 1
c. Activating ligand
d. MHC Class 1 found on the membrane
e. NOTA
b. Absence of MHC Class 1
What class is found intracellularly?
a. MHC Class 1
b. MHC Class 2
a. MHC Class 1
MHC Class 1 is recognized by:
a. T helper cell
b. Cytotoxic cell
c. Natural killer cell
b. Cytotoxic cell
What type of epithelioreticular cell serves as a blood-thymic barrier?
a. Type 1
b. Type 3
c. Type 5
d. Type 6
a. Type 1
What type of epithelioreticular cells forms the Hassall’s corpuscle?
a. Type 1
b. Type 3
c. Type 5
d. Type 6
d. Type 6
All of the following are true in the lymphatic system except:
a. Lymphatic vessels remove fluid form extracellular spaces
b. Large substances including bacteria, proteins and even cells can enter the lymphatic
vessels
c. Walls are less permeable than blood capillaries
c. Walls are less permeable than blood capillaries
Lymphocyte in the blood enters to the spleen through?
a. Afferent lymphatic vessel
b. High endothelial venule
c. Lymphatic trunk
d. Efferent lymphatic vessel
b. High endothelial venule
Which structure is transparent?
Cornea
Avascular?
Cornea
What structure is responsible for adjusting the lens?
Ciliary muscle
Region where the optic nerve exits the eye?
Optic disc
Space anterior to the lens?
Posterior chamber
Layer in cornea that is acellular?
Descemet’s membrane
Where does aqueous humor from the anterior chamber collect into?
Canal of Schlemm
Region associated with maximal visual acuity?
Fovea centralis
Vascular pigmented structure?
Choroid
Type of epithelium on the surface of cornea?
Stratified squamous
Not found in the retina?
Henle’s layer
Blind spot?
Optic disc
How many layers does retina have?
10
Layer not found in the heart valve?
Epicardium
Purkinje fiber is found in?
Endocardium
Present in epicardium but absent in endocardium?
Adipose
Function of iris?
Amount of light entering
True of Purkinje fiber?
For impulse conduction
Pacemaker?
SA Node
Intercalated disc are composed primarily of what junction?
Gap junction
Thickest layer in the heart?
Myocardium
Endothelium is what kind of epithelium?
Simple squamous epithelium
What kind of blood vessel has an elastic lamina?
Muscular artery
Veins?
Capacitance
What comprises microvasculature?
Arterioles, capillaries, venules
Cells found in capillaries?
Pericytes
Type of capillary found in the muscle?
Continuous capillary
Type of capillary found in the liver?
Sinusoidal capillary
Type of capillary found in renal glomeruli?
Fenestrated capillary
Directly connect the arterial and venous system?
AV shunt
