Which of the following is NOT one of the four regions into which the spinal cord is divided?
A) coccygeal
B) lumbar
C) sacral
D) thoracic
Answer: A) coccygeal
You might also like to view...
Considering the left ventricle, why does isovolumetric ventricular contraction occur during ventricular systole?
A) The ventricle needs to pressurize the blood to close the aortic valve. B) Ventricular pressure is greater than atrial pressure so the ventricle cannot eject blood. C) The bicuspid valve needs time to shut before the ventricle can eject blood. D) Aortic pressure is higher than ventricular pressure and the ventricle must pressurize the blood to open the aortic valve. E) The ventricle is still filling with blood and therefore cannot eject blood during this time.
Transmission of sound through the middle ear results in
a. amplification of the pressure vibrations b. stimulation of middle ear receptor cells c. opening of the eustachian tube d. increased firing rate in sensory axons associated with the tympanic membrane e. none of the above
The watery fluid component of blood is called
A) plasma. B) lymph. C) interstitial fluid. D) intracellular fluid. E) pus.
The function of the platelet plug is to block the blood vessel so that blood cannot flow through it.
Answer the following statement true (T) or false (F)