ATI TEAS 6 PREP 2022: SCIENCE 53 QUESTIONS WITH 100% CORRECT ANSWERS

Which of the following is a vitamin that a person's body synthesizes? A. Vitamin E B. Vitamin C C. Vitamin A D. Vitamin D - D. Vitamin D Vitamin D is the only vitamin the human body synthesizes, and the process of synthesis takes place within the person's skin. At the time this vitamin is inactive, and what makes the process successful is the presence of sunlight. Trypsinogen is one enzyme that the pancreas secretes, and is then converted to trypsin by another enzyme, ___________, within a peron's duodenum. A. Hydrochloric acid B. Pepsin C. Protease D. Enterokinase - D. Enterokinase This enyzme, also known as "enteropeptidase," is responsible for converting this trypsinogen that is not yet active to its active form, which is trypsin. Enterokinase is produced by the duodenum's lining. Hydrochloric acid, pepsin, and protease are all incorrect answers. _________ is/ are responsible for the production of the follicle-stimulating hormone, which enables ovary follicles to mature. A. The ovaries B. The corpus luteum C. The pituitary gland's posterior lobe D. The pituitary gland's anterior lobe - D. The pituitary gland's anterior lobe The pituitary gland's anterior lobe, situated right at the bottom part of the brain, supplies the FSH, which then enters the bloodstream and penetrates the ovaries, causing follicles to mature. When a chemical reaction is taking place, as illustrated here, what does X represent? Sulfuric acid + X = salt + water + carbon dioxide A. Potassium B. Copper (II) oxid