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A by-product of involuntary muscle contraction and relaxation is:
Select one:
a. heat.
b. lactic acid.
c. nitrogen.
d. oxygen. - ✔✔heat
A patient has a blood pressure of 130/70 mm Hg. The "130" in this measurement represents:
Select one:
a. ventricular relaxation.
b. atrial contraction.
c. ventricular filling.
d. ventricular contraction. - ✔✔ventricular contraction
Bile is produced by the liver and concentrated and stored in the: - ✔✔gallbladder
If a patient's chest barely moves during inhalation, even if the patient's respiratory rate is normal, you
should suspect that:
Select one:
a. minute volume is decreased.
b. overall tidal volume is increased.
c. expiratory reserve volume is decreased.
d. inspiratory reserve is increased. - ✔✔minute volume is decreased
Large amounts of adenosine triphosphate (ATP) are generated when:
Select one:
,a. the cells function with adequate oxygen.
b. the cells function without oxygen.
c. circulating blood glucose levels fall.
d. carbon dioxide levels in the blood are high. - ✔✔the cells function with adequate oxygen
The brain connects to the spinal cord through a large opening at the base of the skull called the:
Select one:
a. spinous foramen.
b. vertebral foramen.
c. foramen magnum.
d. foramen ovale. - ✔✔foramen magnum
The central nervous system is composed of the:
Select one:
a. motor and sensory nerves.
b. brain and spinal cord.
c. brain and sensory nerves.
d. spinal cord and sensory nerves. - ✔✔brain and spinal cord
The waste products of aerobic metabolism include:
Select one:
a. carbon dioxide and water
b. glucose and lactic acid.
c. ATP and glucose.
d. uric acid and nitrogen - ✔✔carbon dioxide and water
The _______________ is a muscular dome that forms the inferior boundary of the thorax, separating the
thorax from the abdomen.
Select one:
, a. costovertebral angle
b. diaphragm
c. mediastinum
d. costal arch - ✔✔diaphragm
Urine is transported from the kidneys to the urinary bladder via the:
Select one:
a. urethra.
b. renal duct.
c. ureters.
d. prostate. - ✔✔ureters
What happens when blood volume is lost from the body?
Select one:
a. Arterial blood is diverted to the skin and muscles.
b. The veins dilate to increase systemic perfusion.
c. Widespread vasodilation causes blood pressure to decrease.
d. The arteries contract to increase the blood pressure - ✔✔The arteries contract to increase the blood
pressure
What is the function of the fallopian tubes?
Select one:
a. To connect the ovaries
b. To produce progesterone and estrogen
c. To supply blood to the uterine lining
d. To transport a mature egg to the uterus - ✔✔To transport a mature egg to the uterus
Which of the following is NOT true of the lymphatic system?
Select one: