HESI A2 - ANATOMY PHYSIOLOGY PRACTICE TEST

PDF Download HESI A2 - ANATOMY & PHYSIOLOGY (PRACTICE TEST) Actual Qs and Ans Expert-Verified Explanation

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-Guarantee passing score -52 Questions and Answers -format set of multiple-choice -Expert-Verified Explanation Question 1: All actions of the nervous system depend on the transmission of nerve impulses over which of the following?

Answer:

Neurons Question 2: All the nutrients that enter the hepatic portal vein are routed where for decontamination?

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Liver Question 3: Vasodilation and vasoconstriction result from which of the following?

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Relaxation and contraction of smooth muscle in the arterial wall Question 4: In what area of the body would you expect to find an especially thick stratum corneum?

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Heel of the foot

Question 5: What does the parathyroid hormone regulate?

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Calcium Question 6: Which of the followingepithelial types is correctly matchedwith its major function?

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Simple columnar epithelium - secretion or absorption Question 7: You have been given a sample of tissue that has open spaces partially filled by an assemblage of needlelike structures. What is the tissue?

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Spongy bone Question 8: What is the exchange of gases between the atmosphere and the blood through the alveoli called?

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External respiration Question 9: The heart has an intrinsic beat that is initiated by which of the following?

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Sinoatrial node Question 10: During pregnancy, what organ produces the hormones that maintain the endometrium and prepare the breasts for milk production?

Answer:

Placenta

Question 11: In men, spermatozoa develop within the _______ of each testis.

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Seminiferous tubules Question 12: If an impulse is traveling from a sense receptor toward the spinal cord, it is traveling along what type of neuron?

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Sensory neuron

Question 13: In which of the following locations would the urinary bladder and internal reproductive organs be found?

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Pelvic cavity Question 14: A tissue examined under the microscope exhibits the following characteristics: cells found on internal surface of stomach, no extracellular matrix, cells tall and thin, no blood vessels in the tissue. What type of tissue is this?

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Epithelial

Question 15: In order for inhalation to occur, what must happen?

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Contraction of the diaphragm, which enlarges the chest cavity and draws air into the lungs Question 16: What is the role of progesterone in the female reproductive system?

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Stimulates the development of the endometrium Question 17: Which of the following bones is the only moveable bone of the skull?

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Mandible Question 18: Which leukocytes are correctly matched with their function or description? (Select all that apply)

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Monocytes - become macrophages Lymphocytes - important in immune response Neutrophils - phagocytize microorganisms Question 19: Which of the following are tropic hormones? (Select all that apply)

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Somatotropin Follicle-stimulating hormone Thyroid-stimulating hormone

Question 20: If you wanted to separate the abdominal cavity from the thoracic cavity, which plan would you use?

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transverse Question 21: What are chemical messengers that control growth, differentiation, and the metabolism of specific target cells called?

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Hormones

Question 22: Where are the pressoreceptors and chemoreceptors located?

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carotid body Question 23: Going from superior to inferior, the sequence of the vertebral column is:

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cervical, thoracic, lumbar, sacral, and coccyx

Question 24: Motor or ______ neurons transmit nerve impulses away from the CNS.

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Efferent Question 25: The orthopedic surgeon informs you that you have broken the middle region of the humerus. What is he describing?

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Diaphysis Question 26: Jeff has contracted bulbar poliomyelitis, and it has affected the medulla oblongata.The doctors warned the family that his condition is grave and death may be imminent. What functions of the medulla oblongata have warrated such a dire prognosis?

Answer:

The medulla oblongata contains vital centers that control heart action, blood vessel diameter, and respiration