The arteries are responsible for carrying the blood away from the heart. Arterioles is the name used for the smallest arteries. AĪrteries become thinner as they get farther away from the heart. The dermis rests on subcutaneous tissue that connects the skin to the superficial muscles.Įpidermal cells contain melanin, which protects against radiation from the sun. The layers of the epidermis from the inner layer to the outer layer are as follows: stratum germinativum (includes stratum basale and stratum spinosum), stratum granulosum, stratum lucidum, stratum corneumĭermis: The dermis is the underlying layer of connective tissue with blood vessels and nerve endings. The skin is the largest organ in the body and consists of two layers:Įpidermis: The epidermis is the outermost protective layer made of dead, keratinized epithelial cells. Engulf and destroy foreign material to the body
Respond to histamine-releasing allergensĭ. Attack and destroy bacteria and virusesī. Neutrophils, eosinophils, and basophils are white blood cells that are collectively known as granulocytes. Where is the motor cortex located in the brain?ġ0. The motor cortex helps the brain by monitoring and controlling the body’s movement. Which of the following best describes the type of cell that the lab technician was viewing?ĩ. The cells in his sample were thin, flat, and bulged around the nucleus. The lab technician was looking through a microscope at a cell sample. Which of these is not a formed element found in whole blood?Ĩ. Controls calcium and phosphorous levelsħ. The antidiuretic hormone does which of the following?ī. The antidiuretic hormone is produced by the posterior pituitary gland. Which part of the eye converts light into electrical impulses?Ħ. The double-layered membrane that surrounds the heart is known as which of the following?ĥ. The principal functions of which organ system are hormone production and internal communication and coordination?Ĥ. What happens to arteries as they get farther from the heart?ģ. What is located within epidermal cells that protect them against the sun’s radiation?Ģ. Check out our app for more HESI A2 A&P practice questions! HESI A2 Anatomy and Physiology Practice Test Questionsġ. Answer the questions and then scroll down for the answers and detailed answer explanations. Need some HESI A2 practice for the Anatomy and Physiology section? Pocket Prep has got you covered with a sample of 10 of our HESI A2 Anatomy and Physiology practice questions. This test evaluates your scholastic aptitude for nursing programs and measures your overall general education. If you’re interested in going to nursing school, you’ll likely be required to pass the HESI A2 exam.
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