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Genetic Code and mRNA Translation

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Questions and Answers

What is the primary difference between cells that can divide and non-dividing cells in response to stress?

Ability to undergo both hyperplasia and hypertrophy (correct)
Rate of protein synthesis
Type of growth factors produced
Type of stress that triggers the response

What is the result of exceeding the limits of adaptive responses or exposing cells to damaging insults?

Cell injury (correct)
Hypertrophy
Cell death
Hyperplasia

What is the definition of hypertrophy?

A change in the shape of cells
A decrease in the size of cells
An increase in the number of cells
An increase in the size of cells (correct)

What is the most common stimulus for hypertrophy of skeletal and cardiac muscle?

Increased workload (A) Signup and view all the answers

What is the result of physiologic hypertrophy in muscle cells?

Increased strength and work capacity (A) Signup and view all the answers

What is the primary difference between physiologic and pathologic hypertrophy?

Triggering mechanism (C) Signup and view all the answers

What is the consequence of cellular responses exceeding their adaptive limits?

Cell injury (D) Signup and view all the answers

What is the result of genetic modulation of muscle proteins during hypertrophy?

Increased number of myofilaments (A) Signup and view all the answers

What is the primary role of growth factors in hypertrophy?

Stimulating protein synthesis (D) Signup and view all the answers

What is the characteristic of a hypertrophied organ?

Increased size of cells (B) Signup and view all the answers