HESI A2 Anatomy and Physiology Quizlet 2024

HESI A2 Anatomy and Physiology Quizlet 2024 Related

Review HESI A2 Anatomy and Physiology Quizlet 2024 related questions and content

How does the endocrine system work with the reproductive system?

  • A. The reproductive system transforms minerals into useful nutrients.
  • B. The endocrine system determines the sex of the embryo.
  • C. The reproductive system controls the growth of secondary sex organs.
  • D. The endocrine system produces chemicals that regulate sexual function.
Correct Answer: D

Rationale: The correct answer is D. The endocrine system plays a vital role in the regulation of sexual functions within the reproductive system. It produces hormones that are responsible for various functions, such as the development of secondary sex characteristics, production of gametes (sperm and egg cells), and the regulation of the menstrual cycle. These hormones are crucial for the proper functioning and coordination of the reproductive system, ensuring the successful reproduction and maintenance of reproductive health. Choices A, B, and C are incorrect because the reproductive system is not primarily responsible for transforming minerals into nutrients, determining the sex of the embryo, or controlling the growth of secondary sex organs. These functions are mainly regulated by the endocrine system in coordination with the reproductive system.

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How many bones are found in the human skull?

  • A. Approximately 5
  • B. Approximately 30
  • C. Approximately 60
  • D. Approximately 210
Correct Answer: B

Rationale: The correct answer is B: Approximately 30. The human skull is composed of 22 bones that are fused together. These 22 bones consist of 8 cranial bones and 14 facial bones, totaling approximately 30 bones in total. Choices A, C, and D are incorrect because the human skull does not have as few as 5 bones, as many as 60 bones, or as many as 210 bones. Understanding the basic anatomy of the skull helps in identifying the correct number of bones it comprises.

Beriberi is a disease caused by a lack of ___________.

  • A. thiamine
  • B. vitamin C
  • C. niacin
  • D. protein
Correct Answer: A

Rationale: Beriberi is a disease caused by a deficiency of thiamine, also known as vitamin B1. Thiamine is essential for the proper functioning of the nervous system and energy metabolism in the body. Without enough thiamine, individuals may develop symptoms such as weakness, fatigue, nerve damage, and heart problems, which are characteristic of beriberi. Vitamin C (choice B), niacin (choice C), and protein (choice D) deficiencies can cause other health issues but are not directly related to beriberi.

Which might be a result of stenosis, or narrowing of a heart valve?

  • A. Abdominal pain
  • B. Blood clots
  • C. Edema (swelling) in organs
  • D. Irregular heartbeat
Correct Answer: D

Rationale: Stenosis, or narrowing of a heart valve, restricts blood flow through the valve, leading to changes in the heart's normal rhythm. This alteration can result in an irregular heartbeat, making it a common consequence of heart valve stenosis. Abdominal pain, blood clots, and organ swelling are not typically associated with stenosis of a heart valve.

Which of the following statements is anatomically correct?

  • A. The knee is distal to the ankle.
  • B. The heart is inferior to the diaphragm.
  • C. The hip is proximal to the knee.
  • D. The wrist is proximal to the elbow.
Correct Answer: C

Rationale: The term 'proximal' refers to a body part being closer to the center of the body or a point of reference. In this case, the hip is closer to the center of the body compared to the knee, which makes the statement anatomically correct. Choice A is incorrect as the knee is proximal to the ankle. Choice B is incorrect as the heart is superior to the diaphragm. Choice D is incorrect as the elbow is proximal to the wrist.

The corpus callosum facilitates communication between which brain structures?

  • A. the left and right brain
  • B. the skeletal and neural systems
  • C. the brain and spinal cord
  • D. the thalamus and hypothalamus
Correct Answer: A

Rationale: The corpus callosum is a structure in the brain that enables communication between the two hemispheres. It allows for the transfer of various types of information, such as motor, sensory, and cognitive, between the left and right brain hemispheres, aiding in overall brain function and integration of tasks. Choices B, C, and D are incorrect as they do not involve the specific brain structures connected by the corpus callosum.

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