HESI A2
HESI A2 Anatomy and Physiology Quizlet 2024
1. The arteries are part of which system?
- A. Nervous system
- B. Endocrine system
- C. Lymphatic system
- D. Cardiovascular system
Correct answer: D
Rationale: The correct answer is D, Cardiovascular system. Arteries are blood vessels that carry oxygen-rich blood away from the heart to various parts of the body. They are a key component of the cardiovascular system, which is responsible for transporting blood, nutrients, and oxygen throughout the body. The other options (A, B, and C) are incorrect because arteries are not part of the nervous system, endocrine system, or lymphatic system.
2. Enlargement of the thyroid, commonly known as a goiter, might be expected to affect ___________.
- A. swallowing
- B. insulin levels
- C. sleep
- D. digestion
Correct answer: A
Rationale: Enlargement of the thyroid, known as a goiter, can compress the nearby structures in the neck, including the esophagus. This compression can lead to symptoms such as difficulty swallowing (dysphagia) or a sensation of pressure in the throat. Therefore, an enlarged thyroid gland is expected to affect swallowing. Choices B, C, and D are incorrect because a goiter primarily affects structures in the neck due to its physical enlargement, rather than directly impacting insulin levels, sleep, or digestion.
3. Which structure is part of both the male reproductive system and the urinary system?
- A. Testes
- B. Urethra
- C. Prostate
- D. Penis
Correct answer: B
Rationale: The correct answer is the Urethra. The urethra is a structure that plays a role in both the male reproductive system, by carrying semen, and the urinary system, by carrying urine. It serves as a common pathway for both reproductive and excretory functions in males. The Testes (Choice A) are part of the male reproductive system but not the urinary system. The Prostate (Choice C) is also part of the male reproductive system but not the urinary system. The Penis (Choice D) is primarily involved in the male reproductive system as the organ that delivers semen during sexual intercourse.
4. What is a common finding in a whiplash injury?
- A. Cardiopulmonary issues
- B. Side-to-side spinal curvature
- C. Eventual herniation of discs
- D. Traumatic injury to ligaments
Correct answer: D
Rationale: A common finding in a whiplash injury is a traumatic injury to ligaments. Whiplash occurs due to sudden hyperextension and hyperflexion of the neck, leading to strain or tearing of ligaments in the neck. This can manifest as neck pain, stiffness, and limited range of motion. While other complications like cardiopulmonary problems, side-to-side spinal curvature, or eventual herniation of discs are not typically associated with whiplash injuries.
5. Which gland is located superior to the kidney?
- A. Pituitary
- B. Adrenal
- C. Hypothalamus
- D. Pancreas
Correct answer: B
Rationale: The adrenal gland is located superior to the kidney. Each kidney is surrounded by an adrenal gland, also known as the suprarenal gland, situated on top of the kidneys. The pituitary gland (A) is located in the brain, while the hypothalamus (C) is also in the brain, above the pituitary gland. The pancreas (D) is located in the abdomen, near the stomach and small intestine, not superior to the kidney.
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