Question

question
which of the following statements regarding platelets is/are true?
answer
a microliter of circulating blood contains an average of 10,000 platelets.
all of the listed responses are true.
about one - half of the platelets in the body, at any moment, are held in the spleen and other vascular organs.
platelets are continually replaced, and an individual platelet circulates for 10 - 12 days before being removed by phagocytes.
i dont know yet

Explanation:

• Platelets are small cell - fragments in the blood. A microliter of circulating blood contains an average of about 10,000 platelets.
• Approximately half of the platelets in the body at any given time are sequestered in the spleen and other vascular organs.
• Platelets have a relatively short lifespan. They are continuously replaced, and an individual platelet circulates for about 10 - 12 days before being removed by phagocytes.

Answer:

All of the listed responses are true.