Answer the following statements true (T) or false (F)
1. Pulmonary arteries carry oxygen-deprived blood.
2. The pulmonary trunk carries blood to the body cells.
3. The bicuspid valve is the exit of the right ventricle.
4. The pulmonary veins bring blood from the lungs back to the heart.
5. The pacemaker of the heart is the AV node.
1. TRUE
2. FALSE
3. FALSE
4. TRUE
5. FALSE
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An angry child holds his breath since his parents said it is time to come in from playing. His carbon dioxide levels continue to climb and his parents are concerned what will happen to him. Predict how the respiratory system handles the rising carbon
dioxide levels. What will be an ideal response?
In what specific part of the male reproductive system do maturing sperm gain increased motility and their ability to swim?
A) seminiferous tubules B) epididymis C) ductus deferens D) ejaculatory duct E) urethra
The region of a long bone between the end and the shaft is known as the
A) diaphysis. B) epiphysis. C) osseophysis. D) metaphysis. E) medullary cavity.
What does structure "E" represent on the diagram?
A. tendon B. articular cartilage C. bursa D. fibrous capsule E. synovial membrane