CNA Chapter 4 Exam Questions and Answers Updated 2026/2027 Version | Verified Answers

CNA Chapter 4 Exam Questions and Answers Updated 2026/2027 Version | Verified Answers 1. Residents with chronic obstructive pulmonary disease (COPD) have trouble with A.) Breathing B.) Urination C.) Losing weight D.) Vision - ANSWER A.) Breathing 2. Osteoporosis causes A.) Vision important B.) Bones that can break easily C.) Weakening of the immune system D.) Problems with breathing - ANSWER B.) Bones that can break easily 3. Which of the following is a function of the circulatory system? A.) It senses and interprets information from the environment B.) It supplies food, oxygen, and hormones to cells C.) It controls and coordinates all body functions D.) It allows humans to reproduce - ANSWER B.) It supplies food, oxygen, and hormones to cells 4. Respiration consists of A.) Intake and output B.) Inspiration and expiration C.) Systole and diastole D.) Dilation and contraction - ANSWER B.) Inspiration and expiration 5. Which of the following is helpful for a resident who has had a heart attack? A.) High-sodium diet B.) High-fat diet C.) Regular exercise D.) Cold temperatures - ANSWER C.) Regular exercise 6. A(n) ______ stocking is a special stocking that can help with circulation after a knee replacement A.) Anti-embolic B.) Sheer C.) Clothing D.) Sleeve - ANSWER A.) Anti-embolic 7. The respiratory system is made up of A.) Kidneys, ureters, urethra B.) Brain, spinal cord, nerves C.) Trachea, bronchi, lungs D.) Atria, ventricles, aorta - ANSWER C.) Trachea, bronchi, lungs 8. When helping a resident who has had a hip replacement get dressed, how should the nursing assistant (NA) begin? A.) Start with the stronger side B.) Start with the left side C.) Start with the weaker side D.) Start with the feet and move upward - ANSWER C.) Start with the weaker side 9. The best way for an NA to provide foot care for a diabetic resident is to A.) Cut the resident's toenails to keep them short and clean B.) Encourage the resident not to wear socks C.) Make sure the resident is barefoot most of the time D.) Observe the feet regularly for signs of irritation - ANSWER D.) Observe the feet regularly for signs of irritation 10. What is one way a nursing assistant can assist residents with normal changes of aging related to the urinary system? A.) NAs should offer frequent trips to the bathroom B.) NAs should withhold fluids to prevent urinary incontinence C.) NAs should keep residents from using the toilet too often D.) NAs should make sure every resident wears incontinence energy - ANSWER A.) NAs should offer frequent trips to the bathroom 11. What does the abbreviation PWB stand for? A.) Previously-weakened bones B.) Partial weight-bearing C.) Patient's weight before D.) Patient wants baths - ANSWER B.) Partial weight-bearing 12. Which of the following are symptoms commonly experienced by people who have diabetes? A.) Excessive thirst, extreme hunger, frequent urination B.) Weight gain, poor appetite, leg swelling C.) Diarrhea, hyper activity, dark yellow urine D.) Infrequent urination, swollen lymph nodes, excessive energy - ANSWER A.) Excessive thirst, extreme hunger, frequent urination 13. What is one reason why females are more likely to have urinary tract infections than males? A.) The different location of the meatus B.) Having a shorter urethra C.) Not filtering blood properly in the kidneys D.) Urinary incontinence - ANSWER B.) Having a short urethra 14. A normal change of aging for the female reproductive system is A.) The continuation of menstruation B.) An increase in moisture of the vaginal walls C.) A weakening of the voice D.) A loss of calcium - ANSWER D.) A loss of calcium