In Reviewing the Charts of Several Patients in the Clinic

question 14

Multiple Choice

In reviewing the charts of several patients in the clinic, a nurse recognizes which patient as being at highest risk of breast cancer?

• A) A woman who had her first child at age 26
• B) A woman who reached menopause at age 58
• C) A woman who breastfed all four of her children
• D) A woman who states that she reached menarche at age 14

Describe the processes and outcomes of bacterial conjugation.

Understand the mechanisms of genetic penetrance and expressivity.

Explain the biological basis and implications of heterosis (hybrid vigor).

Apply the principles of probability to predict the outcomes of genetic crosses.

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Definitions:

Gustatory

Relating to the sense of taste and the perception of flavors.

Vestibular

Related to the inner ear system responsible for balance and spatial orientation.

Fast Fibers

Sensory receptors in skin, muscles, organs, and membranes around both bones and joints; these myelinated fibers quickly convey intense sensory input to the brain, where it is perceived as sharp, immediate pain.

Slow Fibers

Sensory receptors in skin, muscles, organs, and membranes around both bones and joints; these unmyelinated fibers slowly convey intense sensory input to the brain, where it is perceived as chronic, dull, steady pain.