What is the name of the substance that forms a blood clot when combined with blood cells?
A. fibrin
B. lipoprotein
C. lipids
D. hemoglobin
Answer: A
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The plural form of spermatozoon is ________
Fill in the blank(s) with correct word
Which ordering is correct for the flow of oxygen upon inhalation?
A) ?mouth ?esophagus ? alveoli ? bronchial tubes ? capillaries B) ?nose ? bronchial tubes ? esophagus ? alveoli ? pulmonary veins C) ?mouth ? trachea ? thoracic tubes ? capillaries ? alveoli D) ?nose ? trachea ? bronchial tubes ? alveoli ? capillaries E) ?mouth ? bronchial tubes ? trachea ? alveoli ? pulmonary veins
If joints are not regularly moved through their entire range of motion, their muscles and ligaments will eventually ____
a. degenerate b. bend c. shorten d. lengthen e. tear
Malignant melanoma is the most dangerous form of skin cancer.
Answer the following statement true (T) or false (F)