The heart chamber that has the greatest work load is
a. the right ventricle
b. the left ventricle
c. the left atrium
d. the right atrium
e. both atria
B
You might also like to view...
Hormones that control hormone secretion from other glands are known as:
A) steroid hormones. B) trophic hormones. C) tropic hormones. D) growth hormones.
What is secreted by the pancreatic acini?
A. Digestive hormones B. Digestive enzymes C. Somatostatin D. Insulin and glucagon E. Hydrochloric acid
Answer the following statements true (T) or false (F)
1. The mediastinum is in both the ventral and thoracic cavities. 2. The pleural cavity is in both the thoracic and dorsal cavities. 3. The brain and spinal cord are in the dorsal cavity. 4. The cranial cavity contains the brain and spinal cord. 5. The upper abdominopelvic area consists of the right and left hypogastric and the epigastric regions.
Which of the following is not a structural characteristic that contributes to erythrocyte gas transport functions?
A) produces energy anaerobically B) few organelles provide room for more hemoglobin C) biconcave shape D) mitotically active