Monthly Quiz - Dec 2016
.
- 1.
Long bones are adapted for all of the following, except:
- A.
Protecting internal organs
- B.
Absorbing stress
- C.
Supporting body weight
- D.
Facilitating movement
Correct Answer
A. Protecting internal organs -
- 2.
Smooth muscle does all of the following, except:
- A.
Move food along the digestive tract
- B.
Generate peristalsis
- C.
Contract voluntarily to move blood through the vasculature
- D.
Form part of the walls of the airways of the respiratory system
Correct Answer
C. Contract voluntarily to move blood through the vasculature -
- 3.
Smooth muscle can be found in which of the following systems?
- A.
Circulatory
- B.
Respiratory
- C.
Digestive
- D.
All of the above
Correct Answer
D. All of the above -
- 4.
When you lift your chin when nodding, which muscles are contracting?
- A.
Prevertebral muscles
- B.
Platysma
- C.
Mastication muscles
- D.
Upper back muscles
Correct Answer
D. Upper back muscles -
- 5.
How is air modified as it passes over the nasal mucosa?
- A.
Particles are filtered out by mucus and coarse hairs
- B.
Bacteria are destroyed by antibiotics secreted by seromucous glands
- C.
Air is warmed by capillaries
- D.
All of the above
Correct Answer
D. All of the above -
- 6.
The buildup of pressure in the lungs during a sneeze functions to:
- A.
Propel irritants forcefully out of the nasal cavity
- B.
Draw mucus into the pharynx
- C.
Facilitate inhalation
- D.
Inhibit the reflex arc
Correct Answer
A. Propel irritants forcefully out of the nasal cavity -
- 7.
The main function of the epiglottis is to:
- A.
Produce sound during phonation
- B.
Filter air passing through the oropharynx
- C.
Close off the trachea to direct food into the esophagus
- D.
Begin the process of peristalsis
Correct Answer
C. Close off the trachea to direct food into the esophagus -
- 8.
The components of the lower respiratory system are:
- A.
Trachea, bronchi, bronchioles, lungs
- B.
Pharynx, larynx, trachea, lungs
- C.
Larynx, trachea, bronchi, lungs
- D.
Bronchi and lungs
Correct Answer
A. Trachea, bronchi, bronchioles, lungs -
- 9.
Which muscles are used during normal inhalation?
- A.
Internal intercostals, external intercostals
- B.
Scalenes, pectoralis minor
- C.
Abdominals, transversus thoracis
- D.
Diaphragm, external intercostals
Correct Answer
D. Diaphragm, external intercostals -
- 10.
Why does air move out of the lungs during exhalation?
- A.
Smooth muscle forces the air out through the trachea
- B.
Relaxation of the diaphragm makes the lungs expand
- C.
Pressure inside the lungs is higher than atmospheric pressure
- D.
B and c
Correct Answer
C. Pressure inside the lungs is higher than atmospheric pressure -
- 11.
Food is broken down mechanically in the oral cavity by:
- A.
Teeth
- B.
Tongue
- C.
Saliva
- D.
A and b
Correct Answer
D. A and b -
- 12.
If the epiglottis fails to perform its main function, which of the following is likely to occur?
- A.
Choking
- B.
Vomiting
- C.
Acid reflux
- D.
Drooling
Correct Answer
A. Choking -
- 13.
What percentage of saliva is water?
- A.
85%
- B.
90%
- C.
95%
- D.
Over 99%
Correct Answer
D. Over 99% -
- 14.
The only muscle the esophagus passes through is the:
- A.
Transversus thoracis
- B.
Sternothyroid
- C.
Internal oblique
- D.
Diaphragm
Correct Answer
D. Diaphragm -
- 15.
Gastric juice contains which type of acid?
- A.
Lactic
- B.
Sulfuric
- C.
Hydrochloric
- D.
Phosphoric
Correct Answer
C. Hydrochloric -
- 16.
The main function of the hepatic portal system is to:
- A.
Drain deoxygenated blood from the liver
- B.
Supply the liver with oxygenated blood
- C.
Drain blood from the digestive tract into the liver for processing
- D.
Supply blood into the digestive tract
Correct Answer
C. Drain blood from the digestive tract into the liver for processing -
- 17.
Bile is produced by the ________ and stored by the ________ until it drains into the ________.
- A.
Gall bladder, liver, duodenum
- B.
Pancreas, liver, gall bladder
- C.
Liver, gall bladder, duodenum
- D.
Liver, gall bladder, stomach
Correct Answer
C. Liver, gall bladder, duodenum -
- 18.
Which of the following vitamins is released by bacteria in the colon?
- A.
C
- B.
A
- C.
B
- D.
D
Correct Answer
C. B -
- 19.
Because of their position between the posterior abdominal wall and the peritoneum, the kidneys are said to be:
- A.
Intraperitoneal
- B.
Retroperitoneal
- C.
Subperitoneal
- D.
Infraperitoneal
Correct Answer
B. Retroperitoneal -
- 20.
Normal urine is composed of about 95%:
- A.
Urea
- B.
Water
- C.
Nitrogenous wastes
- D.
Uric acid
Correct Answer
B. Water -
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Mar 20, 2022Quiz Edited by
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Dec 28, 2016Quiz Created by
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