A patient of yours is diagnosed with emphysema. In emphysema, the alveoli have trouble exchanging gases between the atmosphere and the blood. It would be true to say that this patient has difficulty with what type of respiration?
A. Internal
B. External
C. Subliminal
D. Encapsulating
Deflections of the EKG represent which of the following?
A. The contraction of the heart.
B. The relaxation of the heart.
C. The electrical activity that precedes contraction and relaxation.
D. The physical movement that precedes contraction and relaxation.
What is the most widely distributed type of sweat gland?
A. Apocrine
B. Endocrine
C. Eccrine
D. Submucosal
A normal human body temperature in Celsius is:
A. 32 degrees.
B. 35 degrees.
C. 37 degrees.
D. 39 degrees.
Cyclic adenosine monophosphate is a substance that performs which of the following?
A. Acts as part of the cell membrane
B. Acts as energy for the cell
C. Acts as a secondary messenger
D. Acts as a hormone
The neuron is composed of a/n ________, which transmits signals toward the cell body, and a/n _______, which transmits signals away from the cell body.
A. dendrite, axon
B. axon, dendrite
C. filament, axon
D. axon, filament
The pectoralis major muscle is located in which general area?
A. The chest.
B. The back.
C. The feet.
D. The buttocks.
The soleus muscle is located in which general area?
A. The head.
B. The arms.
C. The chest.
D. The legs.
Which of the following is responsible for differentiation, or specialization, of cells?
A. Platelets.
B. Hormones.
C. Neurons.
D. Brain cells.
Choose the statement that best describes the alimentary canal.
A. The alimentary canal consists of the large intestine, rectum, and anus and is the location of compaction of feces.
B. The alimentary canal consists of the small intestine, large intestine, rectum, and anus and includes some, but not all, of the digestive tract.
C. The alimentary canal consists of the mouth, pharynx, esophagus, stomach, small intestine, large intestine, rectum, and anus.
D. The alimentary canal consists of the mouth, pharynx, esophagus, and stomach only.
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