All connective tissues have three features in common. They are
A. cells, protein fibers, and mucus.
B. cells, hormones, and protein fibers.
C. protein fibers, a liquid portion, and ground substance.
D. cells, a liquid portion, and protein fibers.
E. cells, protein fibers, and ground substance.
E
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The main effect of the warm-up period of athletes, as the muscle contractions increase in strength, is to ________.
A) increase the myoglobin content B) convert glycogen to glucose C) tone the muscles and stabilize the joints for the workout D) enhance the availability of calcium and the efficiency of enzyme systems
What hormone stimulates gluconeogenesis?
a. aldosterone b. testosterone c. estrogen d. cortisol e. angiotensin
Acetylcholine (ACh) always has an excitatory effect.
Answer the following statement true (T) or false (F)
Which of the following is the most abundant leukocyte?
a. Neutrophil b. Lymphocyte c. Monocyte d. Basophil