Veins of the brain empty into
A) coronary sinuses.
B) the dural sinuses.
C) the circle of Willis.
D) carotid arteries.
E) vertebral veins.
Answer: B
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The connecting tissue of the two hemispheres of the cerebrum is the ____________________.
Fill in the blank(s) with the appropriate word(s).
Which vein directly drains the blood returning from the face and scalp?
A. Internal jugular vein B. External jugular vein C. Internal carotid veins D. External carotid veins
Which of the following organelles possesses oxidase enzymes that function in neutralizing harmful free radicals?
A)peroxisome B)ribosome C)mitochondrion D)nuclear envelope E)centriole
Which diagnostic test removes a piece of tissue from the body so that it can be analyzed in the laboratory?
A. Skin scraping B. Skin biopsy C. Wood's light D. Wood's biopsy