Which component of the TMJ secretes synovial fluid?
A. Mandibular condyle
B. Disc of the joint
C. Membrane lining the capsule
D. Temporomandibular ligament
E. Retrodiscal tissue
Answer: C. Membrane lining the capsule
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If a cell is non-selectively engulfing samples of extracellular fluid, for example to absorb nutrients, it will likely utilize ________
A) phagocytosis B) pinocytosis C) receptor-mediated endocytosis D) exocytosis
The relative refractory period occurs after the action potential is complete because of the
a. lingering inactivation of the voltage-gated Na+ channels. b. slowness of the voltage-gated channels. c. the sodium-potassium pump. d. both (a) and (b). e. both (b) and (c).
When blood pH decreases, which of the following occurs to correct the imbalance?
A. Less CO2 is expelled from the lungs. B. The respiratory center increases the breathing rate. C. The carbonic acid/bicarbonate equation is driven to the right. D. The respiratory center decreases the breathing rate. E. More CO2 is expelled from the lungs.
Select the statement that is true about the spleen.
A) The spleen filters the lymph much the same way the lymph nodes filter the blood. B) The spleen harbors eosinophils waiting for parasites to attack the body. C) The spleen is the major site of red and white blood cell production in the adult. D) The spleen filters the blood much the same way the lymph nodes filter the lymph.