Sympathetic Stimulation Increases

question 66

Multiple Choice

Sympathetic stimulation increases

• A)end-diastolic volume.
• B)stroke volume.
• C)end-systolic volume.
• D)blood vessel volume.

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Definitions:

IGF2 Gene

A gene that encodes the insulin-like growth factor 2, playing a crucial role in growth and development, especially fetal growth.

Lactose Repressor

The lactose repressor is a protein that binds to the promoter region of the lactose operon in bacteria, regulating the metabolism of lactose by inhibiting the transcription of lactose-utilizing genes.

Transcription

The process in which the DNA sequence in a gene is copied into mRNA, serving as the first step in gene expression.

Lactose Operon

A gene regulatory mechanism in bacteria that allows the cells to adapt to the presence of lactose, enabling the digestion of this sugar when it is available.