The number of heartbeats per minute is known as the heart rate, while the volume of blood that is pumped by the ventricles with each heartbeat is the stroke volume.
A normal resting heart rate for adults ranges from 60 to 100 beats per minute. Typically, a lower heart rate at rest indicates more efficient heart function and sounder cardiovascular fitness.
Stroke volume depends on the amount of shortening that the myocardial fibers can reach when functioning against arterial pressure, The normal range of Stroke volume is 50 to 100 ml.
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Answer:
the esophageal sphincter
Explanation:
This muscle opens and lets food and liquid enter the stomach and closes to prevent the food and liquid from leaking back into the esophagus, however if it is not working properly it could open and close at the wrong times
Answer:
La adolescencia es la transición entre la niñez y la adultez, que conlleva cambios físicos, sexuales, cognitivos, sociales y emocionales que pueden generar ansiedad en los adolescentes y tensiones en la relación con sus familias.
Explanation:
El proceso de maduración del sistema nervioso central puede generar nuevos comportamientos, dificultades e incluso actitudes impulsivas que resientan las relaciones familiares.
Tanto durante la pubertad y la adolescencia se desarrolla la maduración del comportamiento, determinado por el sistema nervioso, y la maduración gonadal, determinado por el sistema neuroendocrino. Este último es responsable de los cambios en el comportamiento cognitivo y social que afecta las relaciones familiares.
Answer:
B. Heredity
Explanation:
A genetic predisposition (sometimes also called genetic susceptibility) is an increased likelihood of developing a particular disease based on a person's genetic makeup. A genetic predisposition results from specific genetic variations that are often inherited from a parent.
