Which of the Following Happens When a Person Stands in One

question 153

Multiple Choice

Which of the following happens when a person stands in one place for a long period of time?

• A)Gravity causes an increased accumulation of blood in the veins in the feet and legs.
• B)Blood pressure rises in the venules of the feet.
• C)Without muscular movement the pressure at the venous end of the capillaries increases.
• D)Edema may occur in the lower extremities.
• E)All of these choices are correct.

---

Definitions:

Adjustable Opening

A mechanism or feature that allows the size of an opening to be altered or adjusted as needed.

Pupil

The opening in the center of the iris of the eye, which adjusts in size to regulate the amount of light reaching the retina.

Upside-down Image

The phenomenon where images projected onto the retina are perceived as upright due to the brain's processing, despite being inverted.

Retina

The light-sensitive layer of tissue at the back of the inner eye that converts light images into electrical signals sent to the brain.