Carbon dioxide is transported by all the following means except ________.
A. dissolved gas
B. bicarbonate ions
C. carbonate
D. carbonic acid
E. carbaminohemoglobin
Answer: C
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Match the following:
A) Erythropoietin B) Prostaglandin derivates such as Thrombozane A2 C) Spectrin D) Interleukins and CSFs E) Heparin 1) Produced by platelets. 2) A fibrous protein that gives shape to an RBC plasma membrane. 3) Hormone that stimulates production of RBCs. 4) Stimulates WBC production. 5) Natural anticoagulant found in basophils.
The incisive foramen and palatine process are features of which bone?
A. Palatine bone B. Vomer C. Maxilla D. Temporal bone E. Mandible
Where is the highest concentration of bicarbonate ion found?
A. plasma B. intracellular fluid C. interstitial fluid D. lymph
Which germ layer are the tonsils derived from?
A. ectoderm B. mesoderm C. endoderm