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WorksheetsVeterinary General Pathology: The Animal cell and its organelles
Total questions: 30
Worksheet time: 15mins
Which organelle’s dysfunction would most likely impair both detoxification and lipid metabolism in hepatocytes?
Golgi apparatus
Smooth ER
Peroxisome
Lysosome
Which of the following best explains why mature erythrocytes are unable to repair themselves?
Lack of mitochondria
Absence of nucleus and organelles
Thin cell membrane
High hemoglobin content
In a biopsy, the Golgi apparatus appears swollen and disorganized. Which cellular function is most likely compromised?
DNA replication
Protein packaging and secretion
Lipid digestion
ATP synthesis
Which organelle would be most affected in a disease involving defective protein folding and accumulation of misfolded proteins?
Smooth ER
Rough ER
Golgi apparatus
Ribosomes
A cell shows detachment of ribosomes from the ER and reduced protein synthesis. Which function is most directly impaired?
Lipid metabolism
Cell repair and regeneration
DNA transcription
Intracellular transport
Which organelle’s dysfunction is most likely to impair intracellular transport and organelle positioning?
Cytoskeleton
Ribosomes
Nucleolus
Vesicles
Which organelle is most directly involved in the synthesis of polypeptides from mRNA?
Golgi apparatus
Ribosomes
Nucleolus
Smooth ER
Which organelle is most prominent in cells actively synthesizing proteins?
Nucleolus
Peroxisome
Smooth ER
Centriole
Which of the following best explains why ciliary dysfunction leads to respiratory infections?
Reduced ATP production
Impaired mucus clearance
Increased cell division
Enhanced protein synthesis
Which organelle is involved in organizing spindle fibers during mitosis?
Centrioles
Golgi apparatus
Cytoskeleton
Ribosomes
Which organelle’s failure would most directly impair secretion of hormones or enzymes?
Golgi apparatus
Ribosomes
Peroxisomes
Nucleolus
Which of the following best describes the role of the cytoplasm in cell pathology?
DNA replication
Metabolic reactions and organelle support
Protein packaging
Cell division
Which organelle’s dysfunction would most likely impair both intracellular transport and cell shape maintenance?
Golgi apparatus
Cytoskeleton
Smooth ER
Vesicles
A veterinary histologist notes pale, vacuolated mitochondria in renal tissue. What is the most likely implication?
Enhanced respiration
Metabolic failure
Protein accumulation
Lipid synthesis
Which organelle is most vulnerable to rupture during necrosis, leading to enzymatic self-digestion of the cell?
Ribosomes
Lysosomes
Peroxisomes
Golgi apparatus
In a cell with impaired protein secretion and swollen cisternae, which organelle is most likely affected?
Rough ER
Golgi apparatus
Nucleolus
Smooth ER
Which organelle’s failure would most directly impair the breakdown of long-chain fatty acids and detoxification of reactive oxygen species?
Mitochondria
Peroxisomes
Lysosomes
Ribosomes
Which of the following best explains why animal cells can adopt diverse shapes unlike plant cells?
Presence of mitochondria
Lack of rigid cell wall
Presence of centrioles
Semipermeable membrane
A cell shows reduced ribosomal density and impaired protein synthesis. What downstream effect is most likely?
Enhanced lipid metabolism
Impaired cell repair
Increased mitosis
Improved detoxification
Which organelle’s dysfunction is most likely to result in accumulation of undigested substrates visible as vacuoles?
Golgi apparatus
Lysosomes
Ribosomes
Peroxisomes
A sperm cell shows impaired motility due to structural defects. Which organelle is most likely affected?
Cilia
Flagella
Centrioles
Cytoskeleton
A veterinary pathologist observes a cell with intact organelles but a fragmented nucleus. Which nuclear change is most likely present?
Pyknosis
Karyorrhexis
Karyolysis
Apoptosis
Which organelle’s dysfunction would most likely impair both protein synthesis and intracellular transport simultaneously?
Ribosomes
Rough ER
Golgi apparatus
Cytoskeleton
A cell shows loss of nuclear envelope integrity and uncontrolled exchange between nucleus and cytoplasm. What is the most likely consequence?
Enhanced gene expression
Disrupted nuclear stability
Increased protein synthesis
Improved RNA transport
A cell displays excessive lipid droplets and vacuoles in the cytoplasm. Which organelle is most likely dysfunctional?
Smooth ER
Golgi apparatus
Peroxisomes
Lysosomes
A cell shows reduced nucleolar size and irregular shape. What cellular activity is most likely compromised?
DNA replication
Ribosomal RNA synthesis
Lipid metabolism
Protein packaging
Which organelle’s dysfunction would most likely result in accumulation of misfolded proteins and activation of stress responses?
Smooth ER
Rough ER
Golgi apparatus
Ribosomes
A cell undergoing necrosis shows cytoplasmic granularity and loss of staining. What does this most likely indicate?
Enhanced metabolism
Enzyme leakage and degeneration
Protein synthesis
DNA fragmentation
Which organelle’s disruption would most directly impair the directional movement of mucus in respiratory epithelium?
Flagella
Cilia
Cytoskeleton
Vesicles
Which organelle is most directly involved in packaging enzymes for lysosomes?
Ribosomes
Golgi apparatus
Smooth ER
Peroxisomes
