GED 102 The Human Body unit 4 Examination

Multiple Choice Questions (Enter your answers on the enclosed answer sheet)

1. The three mucosa-covered projections into the nasal cavity that greatly increase surface area of

mucosa exposed to air are called ________.

1. tonsils
2. adenoids
3. conchae
4. paranasal sinuses

2. The posterior portion of the palate that is not supported by bone is called the ________.
3. soft palate
4. paranasal sinus
5. epiglottis
6. hard palate

3. From superior to inferior, the three regions of the pharynx are the ________.
4. oropharynx, nasopharynx, laryngopharynx
5. nasopharynx, oropharynx, laryngopharynx

c laryngopharynx, oropharynx, nasopharynx

1. nasopharynx, laryngopharynx, oropharynx

4. The ________ tonsil, or adenoid, is located high in the nasopharynx region.
5. lingual
6. laryngeal
7. pharyngeal
8. palatine

5. The ________ routes air and food into their proper channels and plays a role in speech.
6. tongue
7. pharynx
8. nasal conchae
9. larynx

6. The mucosa-lined windpipe that extends from the larynx to the level of the fifth thoracic

vertebra is called the ________.

1. trachea
2. oropharynx
3. main (primary) bronchus
4. nasopharynxUnit 4 Examination 172 GED 102 The Human Body

7. ________ lining the mucosa of the trachea beat continuously to propel contaminated mucus to

the throat.

1. Microvilli
2. Coarse hairs
3. Cilia
4. Flagella

8. The process of physically and chemically breaking food particles down is referred to as

________.

1. digestion
2. defecation
3. ingestion
4. absorption

9. The ________ runs from the pharynx through the diaphragm to the stomach.
10. trachea
11. esophagus
12. larynx
13. small intestine

10. The innermost layer of the alimentary canal is referred to as the ________.
11. serosa
12. submucosa
13. mucosa
14. muscularis externa

11. The two intrinsic nerve plexuses serving the alimentary canal are the ________.
12. solar; sympathetic
13. submucosa; myenteric
14. autonomic; somatic
15. mucosa; submucosa

12. The ________ sphincter, or valve, controls food movement from the stomach into the small

intestine.

1. ileocecal
2. cardioesophageal
3. pyloric
4. analUnit 4 Examination 173 GED 102 The Human Body

13. Large wrinkle-like folds in the stomach lining, present when the stomach is empty, that allow

for expansion when the stomach is filling are called ________.

1. villi
2. haustra
3. microvilli
4. rugae

14. The medial indentation where the ureter, blood vessels, and nerves are connected to the kidney

is called the ________.

1. renal capsule
2. renal column
3. renal pyramid
4. renal hilum

15. There are three regions of the kidney; the outermost region is known as the ________.
16. renal medulla
17. renal cortex
18. renal pelvis
19. renal hilum

16. Renal (medullary) pyramids are separated by extensions of cortex-like tissue called the

________.

1. renal columns
2. renal pelvis
3. renal hilum
4. renal capsule

17. The blood vessel carrying blood from the aorta into the kidney is the ________.
18. hepatic artery
19. renal artery
20. renal vein
21. glomerulus

18. The functional unit of the kidney that filters blood and forms urine is the ________.
19. glomerulus
20. nephron
21. renal pyramid
22. renal pelvisUnit 4 Examination 174 GED 102 The Human Body

19. The blood vessel directly feeding the glomerulus with blood from the cortical radiate artery is

the ________.

1. peritubular capillary
2. efferent arteriole
3. renal vein
4. afferent arteriole

20. The gonads produce sex cells, also known as ________,
21. zygotes
22. interstitial cells
23. gametes
24. spermatids

21. Sperm are formed in tightly coiled tubes called seminiferous tubules that are found within

each ________.

1. spermatic cord
2. testis
3. ductus (vas) deferens
4. epididymis

22. The glands that produce a thick, yellowish secretion which nourishes and activates sperm are

the ________.

1. bulbo-urethral glands
2. prostate
3. seminal glands (vesicles)
4. ejaculatory duct

23. The ________ gland surrounds the upper portion of the urethra just below the junction with the

urinary bladder.

1. ejaculatory
2. seminal
3. bulbo-urethral
4. prostateUnit 4 Examination 175 GED 102 The Human Body

24. The enlarged tip of the penis is called the ________.
25. glans penis
26. shaft
27. scrotum
28. prepuce (foreskin)

25. The male external genitalia include the ________ and the ________.
26. testes; ductus (vas) deferens
27. spermatic cord; glans penis
28. penis; scrotum
29. seminal glands (vesicles); ejaculatory duct