Myopia and Hypermetropia can be corrected by
A. Concave and plano-convex lens
B. Concave and convex lens
C. Convex and concave lens
D. Plano-concave lens for both defects.
Select your answer:
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Cholera Integumentary and Musculoskeletal Systems Pulmonary Edema and CHF Genetics Vocabulary Renal Pharmacology Eye and Ear Thyroid Immunity Pathogens, Disease and Immunity Anatomy and Histology of Stomach Urinary System and Fluid Balance Anatomy and Physiology Skeletal System Warm up Water Macromolecules Medical Terminology Gastroinestinal GastroenterologyOther quiz:
Nature of Science › ViewScientific theories are based on
A. general assumptions of how systems work.
B. mathematical principles that can be proven true.
C. large amounts of data collected over time.
D. observations from within only one scientific discipline.
The Vascular System and Blood Flow › View
What is the main role of the nervous system in the return of blood to the heart?
A. Assisting in the distribution of blood to different organs
B. Pushing or massaging blood back to the heart with each muscle contraction
C. Causing veins to slightly constrict to return more blood to the heart
D. Creating a difference in pressure between the veins in the chest and abdominal cavities