HESI A2 ANATOMY & PHYSIOLOGY QUESTION AND ANSWERS | 100% CORRECT Q&A | BEST EXAM PREP FOR ANATOMY & PHYSIOLOGY | ENTERANCE EXAM 2022/2023.

HESI A2 ANATOMY & PHYSIOLOGY QUESTION AND ANSWERS | 100% CORRECT Q&A | BEST EXAM PREP FOR ANATOMY & PHYSIOLOGY | ENTERANCE EXAM 2022/2023. 1. What is a clear, watery fluid found in the anterior and posterior chambers of the eye? A. Vitreous humor B. Ciliary body C. Lacrimal gland D. Aqueous humor Answer: D Rationale: Aqueous humor is a clear, watery fluid similar in composition to blood plasma and is commonly found chambers. The posterior cavity, located dorsal to the lens, contains the (A) vitreous humor, a thick, clear, gelatinostructure of the eye that releases the aqueous humor. The (C) lacrimal gland continually secretes tears which mosurface of the eyes. 2. What is correct about the aqueous humor? A. It balances absorption and pressure in the anterior chamber B. It is secreted by the epithelium of the ciliary bodies C. Its inability to circulate freely can cause elevated intraocular pressure D.All of the above Answer: D Rationale: All three choices describe how the aqueous fluid forms and circulates in the eye. The aqueous humordevelop into an increased intraocular pressure which may lead to blindness when the pressure is transmitted to 3. All of the following are phagocytes EXCEPT: A. Neutrophil B. Lymphocytes C. Eosinophil D. Monocytes Answer: B Rationale: (A) Neutrophils are capable of phagocytosis, or destruction of bacteria. (B) Lymphocytes offer mediatantigen-antibody reactions. (C) Eosinophils are phagocytes that protect you from parasites. (D) Monocytes are pbacteria and viruses. 4. When a person is seen walking in heels, the ankle is described as being in what position? A. Plantar flexion B. Dorsiflexion C. Eversion D. Abduction Answer: A Rationale: (A) Plantar flexion is the movement which decreases the angle between the sole of the foot and the dancing. (B).Dorsiflexion decreases the angle between the dorsum of the foot and the leg (C) Eversion is a turnina turning of the foot outward at the ankle. (D) Abduction refers to a motion that pulls a body part away from thearms when you open them out like a bird. 5. Which of the following statements best illustrates a correct anatomical position? A. Standing erect without moving facing down and thumbs pointing towards the body B. Standing erect with palms facing forward and thumbs pointing away from the body C. Standing erect with palms facing forward and thumbs pointing towards the body D. Standing erect with palms facing down and thumbs pointing away from the body Answer: B Rationale: A correct anatomical position is exactly as described in answer choice B. This position is used as a refebody planes and regions. 6. A frontal section divides the body into: A. Right and left parts B. Anterior and posterior parts C. Midsagittal and median section D. Superior and inferior parts Answer: B Rationale: Frontal or coronal plane divide the body into front and back (also called dorsal and ventral or posteriodescribes the sagittal or lateral plane, a left to right cut. (C) explains that the plane may be in the centre of the b(midsagittal). (D) refers to transverse planes, also known as the axial or horizontal planes, dividing the body intoand bottom sections also called the superior and inferior sections.