Biology, 19.07.2019 18:30 jeffhuffle17
Which statement best explains how the cardiovascular system the body maintain a steady temperature in cold weather? a. the heart muscle contracts, pumping more blood to the extremities. b. the blood vessels in the skin constrict, reducing the rate of blood flow. c. the heart rate rises, increasing the amount of carbon dioxide in the body. d. the blood pressure drops, causing the heart and breathing rates to increase.
Answers: 1
Biology, 22.06.2019 08:00
Has regulatory areas for thirst, hunger, body temperature, water balance, and blood pressure
Answers: 1
Biology, 22.06.2019 08:00
Choose the correct words to complete the sentences related to genetic screening. is a procedure that is used during pregnancy to detect genetic defects. is extracted from the uterus and used to identify genetic disorders?
Answers: 3
Biology, 22.06.2019 08:00
Reactants undergo chemical reaction to form products. this chemical equation represents one such reaction. the coefficient for one of the reactants or products is incorrect. which part of the chemical equation is incorrect?
Answers: 2
Which statement best explains how the cardiovascular system the body maintain a steady temperature...
Mathematics, 24.03.2021 23:40
Biology, 24.03.2021 23:40
Mathematics, 24.03.2021 23:40
English, 24.03.2021 23:40
English, 24.03.2021 23:40
Medicine, 24.03.2021 23:40
Mathematics, 24.03.2021 23:40
Mathematics, 24.03.2021 23:40
Social Studies, 24.03.2021 23:40