Which of the Following Are Components of the Contact Group

question 21

Multiple Choice

Which of the following are components of the contact group of factors?

• A)fibrinogen and thrombin
• B)VIII and VWF
• C)XII and prekallikrein
• D)calcium and IX

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Definitions:

Presynaptic Terminal

The end portion of an axon, responsible for releasing neurotransmitters into the synaptic cleft to communicate with a neighboring neuron's dendrite.

Sarcolemma

The cell membrane of a muscle fiber that encloses its cytoplasm and helps transmit action potentials.

Neuromuscular Junction

The neuromuscular junction is the site where a nerve fiber connects to a muscle cell, facilitating the transmission of electrical impulses that prompt muscle contraction.

Synaptic Vesicles

Membrane-bound sacs in the synapse, storing neurotransmitters that are released during neural communication.