subject
Chemistry, 24.07.2019 08:00 StudentLife336

Which statement best describes the function of capillaries, arteries, and veins in the circulatory system? a. capillaries deliver blood to individual cells; arteries bring oxygen-depleted blood back to the heart; veins deliver oxygen-rich blood to the heart. b. capillaries deliver oxygen-rich blood to the heart; arteries bring oxygen rich-blood away from the heart; veins deliver blood to individual cells. c. capillaries deliver blood to individual cells; veins generally deliver oxygen-depleted blood to the heart; arteries generally bring oxygen-rich blood away from the heart. d. capillaries bring oxygen-rich blood away from the heart; arteries deliver blood to individual cells; veins deliver oxygen-rich blood to the heart.

ansver
Answers: 2

Another question on Chemistry

question
Chemistry, 22.06.2019 06:30
Three cards with holes are arranged in a straight line. a light is shined through the first card’s hole and travels through all three cards. what does this tell you about light rays? a) that light is reflected b) that light is refractive c) that light travels in a straight line d) that light does not travel in a straight line
Answers: 1
question
Chemistry, 22.06.2019 20:10
The lattice enthalpy (formation of ionic solid from ions in the gas phase) for agcl(s) is -916 kj/mol and the hydration enthalpy (dissolution of gaseous ions into water) is -850 kj/mol. how much heat (in joules) is involved in forming 1l of saturated agcl solution (1.8 × 10-4 g / 100 ml water) by dissolving agcl(s)? assume solution volume does not change much upon dissolution. the equations are given below. ag+(g) + cl−(g) æ agcl(s)
Answers: 3
question
Chemistry, 22.06.2019 22:00
Imagine one batch of soup (batch “a”) is made with 8.19 g/can of salt, according to the recipe, and a second batch of soup (batch “b”) is made with 8.32 g/can of salt. explain which batch would be more resistant to frost damage if it is shipped a great distance in winter and explain why.
Answers: 2
question
Chemistry, 23.06.2019 13:30
Malik formed a hypothesis that an increase in atmospheric oxygen levels by 10% would cause red-legged grasshoppers to grow larger than normal. suppose that malik performs an experiment to test his hypothesis. which of these actions would represent a scientific mistake in his experiment? a. he experiments on live grasshoppers instead of preserved ones. b. he focuses on red-legged grasshoppers instead of all kinds of grasshoppers. c. he varies the nitrogen and carbon dioxide levels in the air from one trial to the next. d. he conducts the experiment in a controlled lab setting with a lab partner. e. he measures the mass and length of his specimens at the start of each trial.
Answers: 1
You know the right answer?
Which statement best describes the function of capillaries, arteries, and veins in the circulatory s...
Questions