Cardiac muscle fibers
A. are only loosely connected by the intercalated discs.
B. contract as a single unit.
C. have a low oxygen need.
D. utilize hemoglobin as an energy source.
Answer: B
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Describe the structures and functions of the enteric nervous system
What will be an ideal response
Consider the following chart of laboratory test results of four patients:?Red Cell CountHemoglobinHematocritWhite Cell CountPlatelet CountPatient A10 million/mm320g64%7,000/mm3300,000/mm3Patient B4.8 million/mm315 g45%7,500/mm3150,000/mm3Patient C3.2 million/mm38.2g34%6,500/mm3350,000/mm3Patient D5.1 million/mm314.2g48%15,200/mm3300,000/mm3?Which of the patients has thrombocytopenia?
Fill in the blank(s) with the appropriate word(s).
The internal os connects the uterine cavity to the
A) ovary. B) uterine tube. C) vagina. D) urethra. E) cervical canal.
Insulin is a satiety signal that suppresses appetite, whereas glucagon stimulates appetite
Indicate whether the statement is true or false.