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In addition to the urinary tract, what is considered an excretory organ? A. Heart B. Skin C. Larynx D. Muscles
Weegy: Skin is considered an excretory organ. (More)
Question
Expert Answered
Updated 8/25/2014 12:41:19 PM
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The endocrine system acts through chemical messengers called ________. A. Tissue B. Blood cells C. Neurotransmitters D. Hormones
Weegy: The endocrine system acts through chemical messengers called Hormones. User: ________ in the pancreatic islets secrete the hormone insulin in response to a high concentration of glucose in the blood. A. Beta cells B. Alpha cells C. Gamma cells D. Sigma cells (More)
Question
Expert Answered
Updated 8/25/2014 12:42:08 PM
1 Answer/Comment
BETA CELLS in the pancreatic islets secrete the hormone insulin in response to a high concentration of glucose in the blood.
Added 8/25/2014 12:42:08 PM
This answer has been confirmed as correct, not copied, and helpful.
The long continuous tube that is the digestive tract is about ________ in length. A. 3 meters B. 9 meters C. 5 meters D. 12 meters
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Expert Answered
Updated 7/7/2014 5:46:49 AM
1 Answer/Comment
The long continuous tube that is the digestive tract is about 9 meters in length.
Added 7/7/2014 5:46:49 AM
This answer has been confirmed as correct, not copied, and helpful.
Confirmed by jeifunk [7/7/2014 5:57:34 AM]
Marijuana increases heart rate by ________ percent shortly after smoking; this effect can last up to 3 hours. A. 50 B. 75 C. 20-100 D. 10
Question
Not Answered
Updated 1/11/2016 4:30:57 AM
1 Answer/Comment
Marijuana increases heart rate by 20-100 percent shortly after smoking; this effect can last up to 3 hours.
Added 1/11/2016 4:30:57 AM
This answer has been confirmed as correct, not copied, and helpful.
Confirmed by jeifunk [1/11/2016 5:55:55 AM]
People who smoke any kind of cigarette are at _________ of developing lung cancer than people who do not smoke. A. Much lower risk B. Much greater risk C. Very little risk D. No risk
Question
Expert Answered
Updated 5/14/2012 2:30:44 AM
1 Answer/Comment
People who smoke any kind of cigarette are at
B. much greater risk
Added 5/14/2012 2:30:44 AM
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