NEWEST HESI A2 A&P EX AM / HESI A2 A&P EXAM / ACTUAL HESI A2 A&P EXAM 2024 -2025 REAL EXAM QUESTIONS AND CORRECT VERIFIED ANSWERS WIT H RATIONALES (FULL REVISED EXAM) LATEST UPDATED VERSION | GUARANTEED PASS. (BRAND NEW!!!) What is the function of parathyroid hormone? A. Increasing energy levels B. Stimulating cell reproduction C. Speeding up metabolism D. Activating vitamin D - Answer -D. The parathyroid hormone regulates calcium in the body through several means, one of which is increasing the production of activated vitamin D. Which feature of the ear is most medial? A. Pinna B. Tympanic membrane C. Co chlea D. Outer canal - Answer -C. The most medial feature is the one closest to the middle of the body. Which of the following are considered normal values for the measure of a person's pulse and blood pressure? A. 55 beats per minute and 75 over 60 mm Hg B. 72 beats per minute and 120 over 80 mm Hg C. 100 beats per minute and 140 over 100 mm Hg D. 160 beats per minute and 100 over 70 mm Hg - Answer -B. The average person in good health has a pulse of about 72 beats per minute and a blood pressure of 120 ove r 80 mm Hg. How does a sagittal section divide the body? A. Into right and left regions B. Into upper and lower regions C. Into front and back regions D. Between the dorsal and ventral cavities - Answer -A. A sagittal section occurs along a longitudinal pl ane, dividing the body into right and left regions. How is pepsin used by the body? A. To break down proteins B. To break down starches C. To emulsify fats and oils D. To absorb water and nutrients - Answer -A. Pepsin aids chemical digestion in the stomach by breaking down proteins. The esophagus is part of the __________ A. endocrine system B. digestive system C. respiratory system D. nervous system - Answer -B. The esophagus is the passage that connects the pharynx to the stomach. Which mineral supports the function of the thyroid? A. Manganese B. Iodine C. Phosphorus D. Zinc - Answer -B. Iodine is the key mineral in thyroid hormone production. Iodine deficiency can cause a goiter, swelling of the thyroid gland. The cheekbones are _ ________ to the nose. A. anterior B. proximal C. deep D. lateral - Answer -D. The cheeckbones are to the right and left of the nose, meaning that they are lateral to it, or away from the body's midline. Which organ system is primarily responsible for gener ating antibodies? A. The endocrine system B. The digestive system C. The lymphatic system D. The nervous system - Answer -C. Antibodies are formed when an antigen stimulates B cells, special lymphocytes, to produce specialized proteins that combat foreign s ubstances or organisms. Which is an anterior muscle? A. Gluteus maximus B. Quadriceps femoris C. Biceps femoris D. Adductor magnus - Answer -B. An anterior muscle is located near the front of the body. Of those listed, the quadriceps( frontal thigh muscle) is the most anterior. How might the headrest on a car prevent traumatic injury? A. By limiting hyperflexion of the neck B. By limiting hyperextension of the neck C. By reducing vertebral compression D. By preventing disc degeneration - Answer -B. The headrest prevents the head from moving to o far backward, or hyperextending the neck beyond its normal range.
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