how does the nervous system work with the muscular system
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Nursing Elites

HESI A2

Anatomy HESI A2

1. How does the nervous system work with the muscular system?

Correct answer: B

Rationale: The correct answer is B because the nervous system communicates with the muscular system to control voluntary and involuntary muscle movements. The nervous system sends signals to the muscles, instructing them on how to respond to various stimuli in the environment. This communication allows for coordinated movement and responses to external and internal changes. Choice A is incorrect because muscles do not produce chemicals to feed the nerves. Choice C is incorrect because the nervous system does not release chemicals to remove waste from the muscles. Choice D is incorrect because the muscular system does not provide input for the nerves to make decisions.

2. Where would you be likely to find a Schwann cell?

Correct answer: B

Rationale: Schwann cells are a type of neuroglia found in the peripheral nervous system. They are responsible for producing the myelin sheath around axons of neurons, which helps with the conduction of nerve impulses. Therefore, Schwann cells are typically found in the nervous system. Choices A, C, and D are incorrect because Schwann cells are specifically associated with the nervous system and are not found in the digestive, skeletal, or muscular systems.

3. To which system do the ovaries belong?

Correct answer: D

Rationale: The correct answer is D: reproductive system. The ovaries are essential organs of the female reproductive system. They play a vital role in producing eggs and secreting hormones like estrogen and progesterone. The skeletal system (choice A) consists of bones and tissues that support the body, the nervous system (choice B) controls body functions and responses, and the lymphatic system (choice C) helps the body fight off infections. Therefore, the ovaries belong to the reproductive system.

4. What is the function of parathyroid hormone?

Correct answer: D

Rationale: The correct answer is D. Parathyroid hormone plays a crucial role in activating vitamin D. This activation occurs in the kidneys, where parathyroid hormone stimulates the conversion of inactive vitamin D to its active form. Active vitamin D is essential for maintaining proper levels of calcium and phosphorus in the body, which are important for bone health and other physiological functions. Choices A, B, and C are incorrect because parathyroid hormone is not involved in increasing energy levels, stimulating cell reproduction, or speeding up metabolism. Its primary function is related to calcium and phosphorus homeostasis through the activation of vitamin D.

5. The lateral side of the right knee would be ___________.

Correct answer: C

Rationale: The lateral side of the right knee is the side that is farthest from the left knee when looking at the knee joint from the front. The term 'lateral' refers to the side of the body that is farther away from the midline or center of the body. In this case, the lateral side of the right knee is on the outer side of the knee joint, away from the other knee. Choice A is incorrect as the kneecap is located at the front of the knee. Choice B is incorrect as it describes the medial side, not the lateral side. Choice D is incorrect as it refers to the underside, which is not related to the lateral aspect of the knee.

Similar Questions

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The motor cortex is essential for monitoring and controlling body movements. Where is the motor cortex located within the brain?
Which of the following is not a principal organ of the nervous system?
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Which gland is known as the 'master gland' of the body?

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