Cardiac output is the product of _____ times _____.
A) stroke volume; total blood volume
B) total blood volume; heart rate
C) total blood volume; body weight
D) stroke volume; heart rate
Ans: D) stroke volume; heart rate
You might also like to view...
Contractions can occur in striated muscle as long as Ca2+ is present in the cytosol. As cytosolic levels of free Ca2+decrease, so does the ability for myosin to form cross-bridges with actin
This leads to relaxation of the muscle. You have found a novel muscle and are trying to determine if its relaxation processes are regulated in a manner analogous to vertebrate striated muscle. Describe some of the features of Ca2+regulation that you would expect to see in this novel muscle. What will be an ideal response?
Answer the following statements true (T) or false (F)
1. The pinkish hue of individuals with fair skin is the result of the crimson color of oxygenated hemoglobin (contained in red blood cells) circulating in the dermal capillaries and reflecting through the epidermis. 2. Hair growth and density are influenced by hormones, nutrition, and, in some cases, lifestyle. 3. When a patient is said to have "third-degree burns," this indicates that the patient has burns that cover approximately one-third of the body. 4. Sweat glands continuously produce small amounts of sweat, even in cooler temperatures. 5. The shock-absorbing pads between the vertebrae are formed of fibrocartilage.
During times of sexual arousal, the sperm leave their storage area and travel into long tubes called the ____________.
Fill in the blank(s) with the appropriate word(s).
Antibodies bind to
A. antigens. B. foreign substances. C. bacteria. D. All apply.