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ATI LPN · Anatomy and Physiology · Muscular System Multiple Choice Questions

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Showing all 5 practice questions with expert explanatory rationales.

Question 1 of 5

Thick myofilaments are composed of

A. myosin

B. actin, troponin, and tropomyosin

C. myosin, troponin, and tropomyosin

D. actin

Correct Answer: myosin

Question 2 of 5

What type of epithelium is found in the epidermis?

A. Simple cuboidal

B. Simple columnar

C. Stratified squamous

D. Transitional

Correct Answer: Stratified squamous

Question 3 of 5

A patient is learning to use crutches on the stairs. When evaluating this patient, which action indicates that the patient needs further instruction?

A. The patient places the good leg on the step to be climbed first

B. The patient places the affected leg on the step to be climbed first

C. The patient places the crutches on the floor and uses a swing-through method to get to the next step

D. The patient places the crutch on the affected side on the next step first

Correct Answer: The patient places the affected leg on the step to be climbed first

Question 4 of 5

How many cranial bones are there?

A. 10

B. 12

C. 8

D. 14

Correct Answer: 8

Question 5 of 5

Which muscle produces movement that allows you to cross your legs?

A. the gluteus maximus

B. the piriformis

C. the gracilis

D. the sartorius

Correct Answer: the sartorius

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