QUESTIONS
Question 1
The right lung has ________ and the left lung has________.
- three lobes; three lobes
- four lobes; three lobes
- three lobes; two lobes
- two lobes; three lobes
Question 2
A blood clot blocking flow through the liver might cause a condition in which the blood pressure in the liver is impacted, this is called
- indigestion.
- jaundice.
- liver cancer
- portal hypertension.
Question 3
The coordinated contractions of the muscularis externa in the small intestine play a vital role in the movement of materials along the tract, through
- peristalsis.
- eccentric
- concentric
- mixing
Question 4
The pancreatic duct extends within the attached mesentery to reach the duodenum, where it meets the _____________________ from the liver and gallbladder
- large intestine
- mediastinum
- common bile duct
- hepatic portal system
Question 5
The complete catabolism of one molecule of glucose provides a typical body cell a net gain of ________ molecules of ATP.
- 36
- 26
- 6
- 100
Question 6
The strategy of eating starchy foods for several days before an athletic event is known as
- carbohydrate loading.
- overeating.
- anorexia.
- the Atkins diet.
Question 7
Which of the following IS NOT a fat soluble vitamin?
- vitamin C
- Vitamin A
- Vitamin E
- vitamin D
Question 8
Lipogenesis can use almost any organic substrate, because lipids, amino acids, and carbohydrates can be converted to ______________.
- ADP
- electron transport chain
- ATP
- Acetyl-CoA
Question 9
This phase of gastric secretion is directed by the CNS, prepares the stomach to receive food.
- intestinal phase
- gastric phase
- metabolic phase
- cephalic phase
Question 10
The citric acid cycle is an aerobic process because
- citric acid molecules have oxygen atoms.
- ADP is phosphorylated.
- FADH2 is produced.
- oxygen is needed to remove carbon atoms as carbon dioxide.
Question 11
Material arriving from the ileum of the small intestine, first enters an expanded pouch called the ________.
- cecum
- rectum
- appendix
- transverse colon
Question 12
Match the gastric phase on the left with the correct description on the right:
- intestinal phase
- gastric phase
- cephalic phase
Question 13
Where all gas exchange between air and blood takes place in the lungs:
- bronchi
- trachea.
- blood vessels.
- alveoli
Question 14
This is also known as the throat, it is a chamber shared by the digestive and respiratory systems.
- trachea
- pharynx
- esophagus
- larynx
Question 15
The part of a tooth that contains blood vessels and nerves is the
- enamel
- pulp cavity
- dentin
- cement
Question 16
The movement of nutrients from the digestive tract lumen across the epithelium walls of the small intestine (villi & micro villi)
- ingestion.
- chemical digestion.
- secretion.
- absorption.
Question 17
____________ is the modification of sounds by voluntary movements of other structures such as tongue length, teeth, and lips to form words.
- respiration
- phonation.
- articulation
- digestion
Question 18
This is a condition in which there is a compromise in the blood air barrier and develops an infection within the lung, this results in the lung (s) filling with fluid.
- common cold
- sinus infection
- pneumonia
- gastritis
Question 19
The stomach is different from other digestive organs in that it
- has folds in the mucosa.
- has three layers of muscle in the muscularis externa.
- secretes thyroid hormones.
- secretes pancreatic juice.
Question 20
The part of the small intestine most likely to develop an ulcer from exposure to gastric juice is the
- ileum.
- jejunum.
- gall bladder.
- duodenum.
Question 21
The portion of the small intestine that attaches to the cecum is the
- duodenum.
- appendix.
- jejunum.
- ileum.
Question 22
The majority of nutrient absorption occurs in the
- large intestine.
- colon.
- small intestine.
- stomach.
Question 23
The absorption of nutrients from food is called _____________.
- energy
- absorption
- nutrition
- digestion
Question 24
The enzyme pepsin digests _____________ in the stomach.
- fat.
- carbohydrates.
- proteins.
- lipids.
Question 25
The ____________________ is areolar tissue that supports the respiratory epithelium as it changes structure along the respiratory tract.
- lamina propria
- pharynx
- conchae
- nasal vestibule
Question 26
__________________ is an enzyme that breaks down certain starches, it is almost identical to salivary amylase.
- malt
- pancreatic amylase
- lipase.
- pepsin
Question 27
Muscles known as the pharyngeal constrictors in the pharynx function in
- moving the tongue.
- mastication.
- swallowing.
- spitting.
Question 28
A blockage of the ducts from the parotid glands would
- cause excessive saliva.
- interfere with carbohydrate digestion in the mouth.
- prevent emulsification of lipids.
- cause mumps.
Question 29
The dangling process that aids in keeping food out of the nasopharynx is known as the
- hard palate.
- tongue.
- uvula.
- tonsil.
Question 30
_________________ is the sound production at the larynx
- phonation
- respiration
- articulation
- snoring
Question 31
A condition that increases lung compliance and ultimately decreases lung capacity.
- emphysema.
- hypoventilation
- hyperventilation.
- cirrhosis.
Question 32
During inhalation, air continues to move into the lungs until
- the lungs recoil.
- the internal pressure is the same is atmospheric pressure.
- the compliance of the lung decreases.
- the internal pressure is less than atmospheric pressure.
Question 33
Surfactant is produced by what cell type in the alveolus?
- alveoli
- smooth muscle cells
- alveolar macrophages
- pneumocytes Type II
Question 34
When the diaphragm and external intercostal muscles contract,
- the volume of the thorax increases resulting in inhalation.
- the lungs shrink.
- expiration occurs.
- the volume of the lungs decreases.
Question 25
The actual sites of gas exchange within the lungs are the
- blood air barrier of the alveoli.
- atria of the heart
- terminal bronchioles.
- bronchioles.
Question 36
Children have slender, short vocal cords so their voices tend to be
- screechy.
- low pitch.
- deep.
- higher pitched.
Question 37
Which bone does not form part of the walls of the nasal cavity?
- sphenoid
- vomer
- maxilla
- mandible
Question 38
The most common unit of measurement for measuring pulmonary pressures is
- centigrade.
- psi.
- torr.
- mm Hg.
Question 39
Air entering the body is filtered, warmed, and humidified by the
- nares.
- upper respiratory tract.
- trachea
- pneumothorax.
Question 40
The condition resulting from inadequate production of surfactant and the resultant collapse of alveoli is
- respiratory distress syndrome.
- shortness of breath.
- heart attack.
- pulmonary edema.
Question 41
Increasing the alveolar ventilation rate will
- do nothing.
- decrease the partial pressure of carbon dioxide in the alveoli.
- cause hyperventilation
- hardly affect either the partial pressure or diffusion of gases.
Question 42
For maximum loading of hemoglobin with oxygen at the lungs, the
- O2 levels should abnormally high.
- the pH should be 14
- O2 levels should be as high as possible.
- pH should be slightly acidic.
Question 43
The end products of aerobic respiration (Krebs cycle) are
- carbon dioxide, water, and ATP.
- carbon dioxide and alcohol.
- oxygen and water.
- nothing.
Question 44
Factors that influence an individual’s BMR (basal metabolic rate) include all of the following EXCEPT:
- gender
- genetics
- age
- physical exertion
Question 45
Which of the following is NOT a way to conserve or generate heat?
- nonshivering thermogenesis
- release of thyroxine to increase body temperature
- increasing the depth of respirations
- shivering thermogenesis
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