The pancreas belongs to the endocrine system, and is an accessory organ of this organ system
A) digestive B) lymphatic C) nervous D) reproductive
Answer: A
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Skeletal muscles are able to contract ________ times faster than smooth muscle
A) 40 B) 50 C) 20 D) 60
In the midbrain, descending tracts going from the cerebrum to the spinal cord are called the
A) cerebral peduncles. B) red nuclei. C) superior colliculus. D) substantia nigra. E) tegmentum.
In which of the following situations might Rh incompatibility develop?
A. Mother is Rh negative; fetus is Rh positive B. Mother is Rh positive; fetus is Rh negative C. Mother is Rh positive; father is Rh positive D. Mother is Rh negative; fetus is Rh negative E. Mother is Rh positive; fetus is Rh positive
During muscle contraction, the I band
a. hides the H zone. b. shortens or narrows. c. overlaps the Z line. d. always remains the same length.