Most carbon dioxide is transported in the blood
A. in the form of bicarbonate ions.
B. bound to hemoglobin.
C. dissolved in the plasma.
D. by the leukocytes.
E. in the form of carbonic acid.
A
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An increase in cardiac output normally occurs during __________.
a. the process of vasomotion b. widespread parasympathetic stimulation c. widespread sympathetic stimulation d. stimulation of the vasomotor center
The gap between the axon terminal of a motor neuron and the sarcolemma of a skeletal muscle cell is called the ________
A) motor unit B) sarcomere C) neuromuscular junction D) synaptic cleft E) cross bridge
Cartilage
A. is surrounded by a membrane called the periosteum. B. is composed of osteons. C. is well vascularized. D. contains chondrocytes located in lacunae. E. does not need nutrients and oxygen so it has no blood vessels.
The human immunodeficiency virus (HIV) targets CD2 cells.
Answer the following statement true (T) or false (F)