HESI A2 Anatomy and Physiology
Questions and correct Answers
1. How many cervical vertebrae are in the skeletal column?
A. 5
B. 7
C. 12
D. 33
Answer: B
2. What is the length of the spinal cord?
A. 12 inches
B. 18 inches
C. 24 inches
D. 36 inches
Answer: B
3. How many pairs of nerves exit the spinal cord?
A. 12 pairs
B. 24 pairs
C. 31 pairs
D. 33 pairs
Answer: C
4. What percentage of blood is plasma?
A. 45%
B. 50%
C. 55%
,D. 60%
Answer: C
5. Which valve is on the right side of the heart?
A. Bicuspid
B. Tricuspid
C. Mitral
D. Aortic
Answer: B
6. Which valve is on the left side of the heart?
A. Bicuspid
B. Tricuspid
C. Semilunar
D. Aortic
Answer: A
7. What is the enzyme in saliva that starts complex carbohydrate digestion?
A. Pepsin
B. Lipase
C. Amylase
D. Trypsin
Answer: C
8. How many bones make up the skeletal column?
A. 24
B. 28
C. 33
D. 206
,Answer: C
9. Where is testosterone produced?
A. Seminiferous tubules
B. Epididymis
C. Interstitial cells
D. Vas deferens
Answer: C
10. What is the usual second messenger used by protein hormones?
A. Adenosine monophosphate (AMP)
B. ATP
C. GTP
D. cGMP
Answer: A
11. Which gland is considered the "master gland"?
A. Thyroid
B. Adrenal
C. Pituitary
D. Pineal
Answer: C
12. How many lumbar vertebrae are in the skeletal column?
A. 3
B. 5
C. 7
D. 12
Answer: B
, 13. How many thoracic vertebrae are in the skeletal column?
A. 5
B. 7
C. 12
D. 14
Answer: C
14. What is the name for the contraction phase of the cardiac cycle?
A. Diastole
B. Systole
C. Asystole
D. Presystole
Answer: B
15. What is the name for the relaxation phase of the cardiac cycle?
A. Diastole
B. Systole
C. Asystole
D. Presystole
Answer: A
16. At which day of the female cycle does a surge of LH occur?
A. Day 7
B. Day 14
C. Day 21
D. Day 28
Answer: B
17. In which renal structure does filtration actually occur?
Questions and correct Answers
1. How many cervical vertebrae are in the skeletal column?
A. 5
B. 7
C. 12
D. 33
Answer: B
2. What is the length of the spinal cord?
A. 12 inches
B. 18 inches
C. 24 inches
D. 36 inches
Answer: B
3. How many pairs of nerves exit the spinal cord?
A. 12 pairs
B. 24 pairs
C. 31 pairs
D. 33 pairs
Answer: C
4. What percentage of blood is plasma?
A. 45%
B. 50%
C. 55%
,D. 60%
Answer: C
5. Which valve is on the right side of the heart?
A. Bicuspid
B. Tricuspid
C. Mitral
D. Aortic
Answer: B
6. Which valve is on the left side of the heart?
A. Bicuspid
B. Tricuspid
C. Semilunar
D. Aortic
Answer: A
7. What is the enzyme in saliva that starts complex carbohydrate digestion?
A. Pepsin
B. Lipase
C. Amylase
D. Trypsin
Answer: C
8. How many bones make up the skeletal column?
A. 24
B. 28
C. 33
D. 206
,Answer: C
9. Where is testosterone produced?
A. Seminiferous tubules
B. Epididymis
C. Interstitial cells
D. Vas deferens
Answer: C
10. What is the usual second messenger used by protein hormones?
A. Adenosine monophosphate (AMP)
B. ATP
C. GTP
D. cGMP
Answer: A
11. Which gland is considered the "master gland"?
A. Thyroid
B. Adrenal
C. Pituitary
D. Pineal
Answer: C
12. How many lumbar vertebrae are in the skeletal column?
A. 3
B. 5
C. 7
D. 12
Answer: B
, 13. How many thoracic vertebrae are in the skeletal column?
A. 5
B. 7
C. 12
D. 14
Answer: C
14. What is the name for the contraction phase of the cardiac cycle?
A. Diastole
B. Systole
C. Asystole
D. Presystole
Answer: B
15. What is the name for the relaxation phase of the cardiac cycle?
A. Diastole
B. Systole
C. Asystole
D. Presystole
Answer: A
16. At which day of the female cycle does a surge of LH occur?
A. Day 7
B. Day 14
C. Day 21
D. Day 28
Answer: B
17. In which renal structure does filtration actually occur?
