What does 20/100 vision mean?

A) A person sees at 20 feet what average people see at 100 feet.
B) A person can see only 20% of what most people can see.
C) A person can see 20% further than what most people can see.
D) A person sees 20 feet further than what most people can see.


Answer: A

Anatomy & Physiology

You might also like to view...

The liver stores vitamins A, B12, K, and C.

Answer the following statement true (T) or false (F)

Anatomy & Physiology

_____ is a state of high metabolic activity in which the cell does most of its growing.

A. Prophase B. Metaphase C. Anaphase D. Telophase E. Interphase

Anatomy & Physiology

The tiny cavities in the osteon called lacunae contain ____

a. osteocytes b. osteoblasts c. osteoclasts d. chondroblasts

Anatomy & Physiology

The abundant, clear cells found in eccrine sweat glands are specialized for:

a. Contraction during the production of sweat b. Secretion of lipid molecules onto the skin c. Synthesis of antibiotic molecules like dermicidin d. Synthesis of melanin e. Transport of sodium, chloride, and water

Anatomy & Physiology