Most nondisjunction embryos fail to survive.
Answer the following statement true (T) or false (F)
True
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Answer the following statements true (T) or false (F)
1. Afferent vessels carry lymph toward the lymph node. 2. Lymph typically has several efferent vessels. 3. Efferent vessels carry lymph away from the lymph node. 4. Lymph nodes can trap cancer cells that have been carried away from the primary cancer site. 5. The lymphatic system may be the route that some cancers use to spread to other parts of the body.
Which of these hormones causes the kidney to increase the body's content of sodium?
a) epinephrine b) aldosterone c) cortisone d) ADH
The structure in the nephron which has simple cuboidal epithelium with microvilli and numerous mitochondria is the ___.
a) proximal convoluted tubule b) distal convoluted tubule c) collecting duct d) loop of Henle e) glomerular capsule
Disease condition in which food accumulates in the esophagus as a result of the deficiency of the myenteric plexus?
A. Constipation B. Hirshsprung Disease C. Addisons Disease D. Alchalasia