The white pulp of the spleen is populated by
A) lymphocytes.
B) trabeculae.
C) arteries.
D) veins.
E) fibrous connective tissue.
Answer: A
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If someone were to decrease their food intake and increase aerobic exercise, they might lose adipose tissue and condition their muscles. These changes would also influence their blood vessels, as there would be
A. regression of blood vessels in adipose tissue and angiogenesis in skeletal muscle. B. angiogenesis in both adipose tissue and skeletal muscle. C. regression of blood vessels in both adipose tissue and skeletal muscle. D. angiogenesis in adipose tissue and regression of blood vessels in skeletal muscle. E. changes in the diameter of blood vessels, but no angiogenesis nor regression.
All of the following are true of muscle tone except
A) exists for long periods of time B) depends on multiple motor units contracting in phase with each other C) helps maintain the head upright D) Tension in the whole muscle remains constant.
The ciliary body is a smooth muscle structure to which the lens is attached
Indicate whether the statement is true or false
Which is TRUE regarding the structure and synthesis of hormones?
A. Steroid hormones are synthesized from cholesterol. B. Thyroid hormones are catecholamines. C. The hormones of the adrenal cortex have the same structure as the neurotransmitters of adrenergic neurons. D. Most peptide hormones require binding proteins for transport in the blood. E. Vasopressin is synthesized in the posterior pituitary.