What is the upper range of ventricular contractions in the human heart due to the relatively long refractory period of the AV node?
a. 125 beats per minute
b. 150 beats per minute
c. 165 beats per minute
d. 185 beats per minute
e. 200 beats per minute
e
Anatomy & Physiology
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Oxygenated blood would pass through the mitral valve and pulmonary valves, but would not pass through the tricuspid valve
Indicate whether the statement is true or false
Anatomy & Physiology
In the testis, sperm cells develop in the:
A) efferent ductules. B) interstitial cells (Leydig cells). C) rete testis. D) seminiferous tubules. E) tunica albuginea.
Anatomy & Physiology
The part of the digestive tract that plays the primary role in chemical digestion and nutrient absorption is the
A) cecum. B) jejunum. C) stomach. D) duodenum. E) colon.
Anatomy & Physiology
Why are the bones of young children much more flexible than those of the elderly?
What will be an ideal response?
Anatomy & Physiology