Answer the following statements true (T) or false (F)
1. The medically correct name for a “heart attack” is angina pectoris.
2. The coronary sinus carries blood from the aorta to the muscle of the heart.
3. The terms “cardiac output” and “stroke volume” mean the same thing.
4. The P wave, QRS complex, and T wave in an ECG all record depolarizations in different parts of the heart.
5. Both arteries and veins have the ability to dilate and constrict to regulate the amount of blood passing through them.
1. FALSE
2. FALSE
3. FALSE
4. FALSE
5. TRUE
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Which of the following directly regulates the secretion of insulin?
A) parasympathetic nervous system B) sympathetic nervous system C) blood glucose concentration D) hypothalamus E) tropic hormones from the pituitary gland
Bone ________________________________________ manufactures blood cells
Fill in the blank(s) with correct word
The larger posterior cavity between the lens and the retina contains a clear, jellylike substance, the vitreous humor
a. True b. False Indicate whether the statement is true or false
Which hormone class would utilize second messenger systems?
a. lipophillic b. hydrophilic c. steroids d. those with receptors inside the cell e. all of these answers.