In which region of the diagram would you find the medullary cavity?
a) A
b) B
c) C
d) D
e) E
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Question 2) The coxal bones unite anteriorly at a joint called the
a) pubic symphysis.
b) sacroiliac joint.
c) hip.
d) acetabulum.
e) None of these choices are correct.
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Question 3) Na+/K+ATPase is considered to be an electrogenic pump because
a) it contributes to the negativity of the resting membrane potential.
b) the sodium ions are negatively charged.
c) it exhibits low permeability.
d) both it contributes to the negativity of the resting membrane potential and the sodium ions are negatively charged.
e) all of these choices
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Question 4) Chuck has a rotator cuff injury. Which muscles and associated structures are most commonly involved in this type of injury? What sorts of activities commonly cause this injury?
What will be an ideal response
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Question 5) The amount of energy (measured in calories) required to increase the temperature of 1 gram of a substance by 1 degree Celsius is known as ____________.
Fill in the blank with correct word.
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Question 6) Surfactant is necessary to prevent collapse of the alveoli in the lung because in its absence water molecules
A. vaporize and take up much less space.B. are more strongly attracted to each other by van der Waals forces.C. are more strongly attracted to each other by cohesive forces.D. congregate around nearby proteins to which they adhere.
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Question 7) The hydrogen bonds in a sample of water result in ________ cohesion and a _____ heat of vaporization.
A.
increased; high
B.
increased; low
C.
decreased; high
D.
decreased; low
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Question 8) Water has a
A. high specific heat, and this tends to cause large amounts of sweating.B. high specific heat, and this tends to keep body temperature relatively constant.C. low specific heat, and this tends to lead to variability in body temperature.D. low specific heat, and this tends to minimize sweating.E. low specific heat, and this tends to result in chills and shivering.
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Question 9) Spinal nerves
1. Are parts of PNS.
2. connect the CNS to sensors and effectors in all parts of the body.
3. are named according to the region of the cord from which they emerge.
a) 1 only
b) 2 only
c) 3 only
d) both 1 & 3
e) 1, 2 & 3
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Question 10) An individual water molecule contains ______ atoms and enters into ______ hydrogen bonds with other water molecules.
A.
two; two
B.
three; two
C.
three; three
D.
three; four
E.
three; six
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