While looking at a sample of blood in a microscope, you see a purple-stained cell that is markedly larger than a red blood cell (about two to three times larger). It has a large kidney-shaped nucleus. What type of blood cell is this?
A. An eosinophil
B. A basophil
C. A neutrophil
D. A monocyte
Answer: D
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Which of the following bony features is mismatched with its description?
A. Occipital condyles - articulation points between the skull and vertebral column B. Styloid process - point of articulation of mandible with skull C. Alveolar process - ridge containing the teeth D. Mandibular fossa - point of articulation of mandible with skull E. Crista galli - point of attachment of one of the meninges
The chordae tendineae anchor the semilunar valves to the walls of the ventricles
Indicate whether the statement is true or false
Polymorphonuclear granulocytes are leukocytes that have no granules in their cytoplasm.
Answer the following statement true (T) or false (F)
Matching
A) Aortic semilunar valve B) Mitral (bicuspid) valve C) Tricuspid valve D) Pulmonary semilunar valve 22) Prevents backflow into the left ventricle. 23) Prevents backflow into the right atrium. 24) Prevents backflow into the left atrium. 25) Prevents backflow into the right ventricle. 26) Atrioventricular (AV) valve with two flaps. 27) Atrioventricular (AV) valve with three flaps.