Answer: Refractory period of the cardiac action potential
Explanation:
Unlike the skeletal muscle which can be reactivated before it reaches a contraction, cardiac muscle must wait before it is almost completely relaxed to be activated again (because of its long refractory period), so one cannot make an increase in strength of contraction with a high frequency of stimulations.
Answer:
Chemotherapy, surgery, Radiation therapy, Hormone therapy, immunotherapy.
Explanation:
Answer:
Adolescent children adopt unhealthy eating practices and a sedentary lifestyle
Explanation:
Adolescent and children prefer to eat junks foods and fast foods which are high in calories.These foods fill up the stomach,but lack the basic nutrients(CHO, protein) needed by man for survival and healthy living.
Unfortunately this set of individuals do not engage in physical activities but rather adopt sedentary lifestyle -spend hours watching T.V, playing computer games thus proper digestion of these foods does not occur.
The consequences of this are; increase the amount of cholesterol and triglyceride which leads to some heart diseases. Chronic obstructive pulmonary disease COPD.
Due to high fats contents of the junks and fast foods,however because of the sedentary lifestyle, this accumulate in the body thus most are obese.
The high fats and sodium contents of theses foods(fries and chips) also put pressure on the kidney leading to tendency for kidney disease.The sodium raise the blood pressure,leading to many heart complication.,
Colorectal and prostate cancer are other chronic diseases that may results from poor eating choices. Fries,high sugar in junks are the causes.
Lack of CHO and therefore glucose in diet put stress on pancreas to produce insulin,this may lead to type 2 diabetes.
I would choose “A - Refuse to talk about your feelings”. Not talking about your feelings may not help the situation
