________ bone reduces the weight of the skeleton and reduces the load on muscles
A) Short
B) Irregular
C) Spongy
D) Compact
E) Long
Answer: C
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What is the innermost CNS membrane?
a. dura matter b. arachnoid matter c. inner meninges d. grey neurons e. pia matter
Mean arterial pressure is:
a. diastolic pressure + (systolic/3) b. systolic pressure + (pulse pressure/3) c. diastolic pressure + (pulse pressure/3) d. pulse pressure - (diastolic pressure/3) e. pulse pressure + (systolic pressure/3)
If class-2 MHC molecules were found on ________, donations of this tissue would drastically decrease.
A. red blood cells B. liver cells C. kidneys D. bone marrow
How are endocrine glands and hormones involved in homeostatic reflexes?
A. Endocrine glands can be efferent pathways, and hormones can be effectors. B. They are not involved; reflexes only involve actions of the nervous system. C. Endocrine glands can be receptors, and hormones can be effectors. D. Endocrine glands can be integrating centers, and hormones can be efferent pathways. E. Endocrine glands are not part of reflex mechanisms, but hormones can be afferent or efferent pathways.