Why does damaged endothelium present an increased risk of blood clotting?
What will be an ideal response
Blood may come in contact with collagen in the surrounding basal lamina, which activates clotting factor XII, which ultimately leads to the formation of fibrin clots. Platelets also adhere to collagen exposed by damage to the endothelium and begin their release reaction
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List and briefly explain the function of each portion of the male reproductive tract, in order, from where the sperm cells are first produced to the point where they leave the male's body.
What will be an ideal response?
When the amine (NH2) group is stripped off of an amino acid, this amine group is converted to ________.
A. lactate B. glucose C. ammonia D. urea E. glycerol
The triplet codes in DNA needed to specify a specific polypeptide chain are found in the:
A) gene. B) anticodon of tRNA. C) cytoplasm. D) codon of mRNA.
What is an electromyograph?
A) Visual representation of action potentials moving along the sarcolemma B) Transmission of a signal between a neuron and a skeletal muscle cell C) A photograph of a skeletal muscle microscope slide D) Graphic representation of infarcts occurring in a heart