How would removal of calcium ions from a blood sample affect coagulation?
A) The coagulation pathway would be more sensitive to activation.
B) Coagulation would be prevented.
C) There would be no important effect because magnesium can substitute for calcium.
D) Coagulation would occur only in Rh positive individuals.
E) More blood cells would be produced.
B
You might also like to view...
Which is not a function of cerebrospinal fluid?
A. CSF provides a liquid cushion to protect the brain from sudden movements. B. CSF transports nutrients and chemicals to the brain. C. CSF helps to reduce the effective weight of the brain. D. CSF helps to promote mitosis within neuronal tissue. E. CSF helps to remove waste products from the brain.
Pulmonary gas exchange occurs in the:
a) larynx. b) conducting zone. c) respiratory zone. d) upper respiratory tract.
Which of the following is NOT true of the brachial plexus?
A. It is mainly derived from spinal nerves C5-C8, and T1. B. It gives rise to the musculocutaneous, axillary, radial, median and ulnar nerves. C. Its nerves control the shoulder and upper limb muscles. D. It contains the phrenic nerve and the ansa cervicalis. E. All of these are true of the brachial plexus.
The consequences of mutations are invariably harmful
Indicate whether the statement is true or false.