HESI A2 Practice questions with answers

Newton's First Law - An object at rest stays at rest and an object in motion stays in motion with the same speed and in the same direction unless acted upon by an unbalanced force. Newton's Second Law - Force = mass x acceleration Newton's Third Law - For every action there is an equal and opposite reaction Alveoli - The locations for the exchange of oxygen and carbon dioxide within the lungs Oogenesis - The process whereby primary oocytes undergo meiosis to produce one egg (or ovum) and two or three polar bodies Electromagnetic spectrum - Archaebacteria - Considered ancient life forms that evolved separately from bacteria and blue-green algae Sage - a wise person Resignation - Acceptance of fate Carbohydrates - Used for short-term energy for metabolism and can be converted into lipids for long-term energy storage Energy-source first used Extra will be stored as fatty acids Cellulose - The single most abundant biological molecule on Earth Forms cell walls of plants Lipids - Store more energy than carbohydrates Are less oxidized than carbohydrates Glycolysis - Metabolic pathway of ten steps breaking glucose into two three-carbon pyruvate molecule Produces two ATP and two NADH