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MT3Practice.pdf
MT3Practice.pdf
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MT3Practice.pdf-Name: ______________________ ID: A 1 NPB
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MT3Practice.pdf-Name: ______________________ ID: A 1 NPB
Page 1
Name: ______________________
ID: A
1
NPB 10 Midterm 3 Win 2015
Multiple Choice
Identify the choice that best completes the statement or answers the question.
____
1.
What is digested by stomach acid?
a.
Dietary proteins
b.
Dietary fats
c.
Dietary starches
d.
Dietary carbohydrates
e.
Water
____
2.
What muscle do we contract during inspiration?
a.
The muscles of the mouth
b.
The muscles around our neck
c.
The diaphragm
d.
The tongue
e.
ALL
of the above
____
3.
TRUE or FALSE:
Foodstuff can be temporarily stored in the upper stomach.
a.
TRUE
b.
FALSE
____
4.
Which of the following parts of the respiratory system is NOT an airway?
a.
The bronchi
b.
The trachea
c.
The bronchioles
d.
The alveoli
____
5.
What blood vessels within the respiratory system allow gas exchange across their
vessel walls?
a.
The pulmonary veins
b.
The right side of the heart
c.
Systemic arterioles
d.
Pulmonary capillaries
e.
The aorta
Page 2
ID: A
2
____
6.
What is a role of the salivary gland secretions?
a.
They provide lubrication to the chyme as it moves through the small
intestine
b.
They digest proteins
c.
They wrap around fat droplets to stabilize them
d.
They lubricate foodstuff during a swallow
____
7.
We would increase our respiration in response to...
a.
exercise
b.
a decrease in the blood acidity
c.
a decrease in blood carbon dioxide content
d.
a rise in the blood oxygen content
____
8.
TRUE or FALSE:
The interior of the GI tract (the lumen of the tract) is considered to be
outside the body.
a.
TRUE
b.
FALSE
____
9.
What statement regarding muscle contractions in the gastrointestinal (GI) tract is
CORRECT?
a.
We voluntarily control smooth muscle contraction in the GI tract
b.
During the defecation reflex, we can voluntarily contract the external/outer
anal sphincter to delay defecation
c.
Segmentation refers to contractions that propel a bolus through the tract
d.
Peristalsis is a contraction that mechanically breaks apart foodstuff in
the esophagus
____
10.
Dr Bautista noted that the tidal volume is the amount of air that you breathe into and out
of the respiratory system.
For a person at (and is not exercising), what is the
approximate tidal volume?
a.
~ 150 ml
b.
~ 5000 ml
c.
~ 500 ml
d.
~ 1000 ml
e.
~ 100 ml
Page 3
ID: A
3
____
11.
Approximately how much of the atmospheric air is made of Oxygen (O
2
)?
a.
~10%
b.
20-21%
c.
~100%
d.
78-80%
e.
52-55%
____
12.
What connects the mouth to the stomach?
a.
The esophagus
d.
The small intestine
b.
The tongue
e.
The sinus
c.
The trachea
____
13.
With respect to gastrointestinal tract function, the term absorption means moving
molecules or ions from the lumen of the tract into ...
a.
the saliva
b.
the muscle cells
c.
the stomach
d.
the skin
e.
the blood stream
____
14.
Which part of the gastrointestinal tract forms feces?
a.
The esophagus
b.
The ileum
c.
The stomach
d.
The large intestine
e.
The duodenum
____
15.
The molecule hemoglobin...
a.
can bind oxygen
b.
is found in red blood cells
c.
is called oxyhemoglobin after oxygen sticks to it
d.
contains iron
e.
ALL
of the above
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School:
Elementary_Human_Physiology
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Leland P.
Santa Clara University
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