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WorksheetsCellular Adaptations Quiz
Total questions: 20
Worksheet time: 10mins
Hyperplasia refers to increase in:
Cell size
Cell number
Intercellular matrix
Cell fluid
Which tissue CANNOT undergo hyperplasia?
Liver
Endometrium
Skeletal muscle
Skin
Physiological hypertrophy occurs in:
Cardiac muscle only
Skeletal muscle during exercise
Neurons
Liver
Left ventricular hypertrophy is mainly due to:
Decreased workload
Hypertension
Hypoxia
Nerve injury
Atrophy due to loss of innervation is called:
Physiological atrophy
Denervation atrophy
Disuse atrophy
Endocrine atrophy
Uterus in menopause shows:
Hyperplasia
Hypertrophy
Atrophy
Metaplasia
Squamous metaplasia in smokers occurs due to:
Vitamin C deficiency
Chronic irritation
Ischemia
Infection
Barrett esophagus is an example of:
Squamous metaplasia
Glandular metaplasia
Hyperplasia
Anaplasia
Myositis ossificans is:
Hyperplasia
Atrophy
Connective tissue metaplasia
Dysplasia
Which of the following is a cause of cellular injury?
Hypoxia
Nutritional imbalance
Infections
All of the above
Which one is a reversible adaptation?
Necrosis
Apoptosis
Metaplasia
Autolysis
Increased protein degradation in atrophy occurs via:
Lysosomal pathway
Ubiquitin-proteasome pathway
Glycolysis
Caspace pathway
Which adaptation is commonly seen in pregnancy?
Liver atrophy
Cardiac hypertrophy
Uterine hypertrophy & hyperplasia
Muscle atrophy
Endometrial hyperplasia occurs due to:
Progesterone deficiency
Excess estrogen
Androgen deficiency
Hypoxia
Which is TRUE about hypertrophy?
Occurs in dividing cells only
Occurs due to increased cell number
Occurs in non-dividing cells like myocardium
Is always pathological
Example of pathological hyperplasia:
Liver regeneration
Wound healing
Endometrial hyperplasia
Exercise-induced muscle growth
Reversible injury begins with:
ATP increase
Membrane damage
Cell swelling
Nuclear fragmentation
Most common cause of cellular injury:
Drugs
Hypoxia
Viruses
Nutritional excess
Smoking commonly leads to which type of metaplasia?
Glandular to squamous
Squamous to columnar
Columnar to squamous
Columnar to transitional
Which of the following causes atrophy?
Increased workload
Increased endocrine stimulation
Loss of blood supply
Protein excess
