[Answered] All the circulating red blood cells in an adult originate in the A) heart. B) thymus. C) spleen. ...

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Author Question: All the circulating red blood cells in an adult originate in the A) heart. B) thymus. C) spleen. ... (Read 93 times)

jon_i

Hero Member
Posts: 549

on: Feb 28, 2019

All the circulating red blood cells in an adult originate in the
A) heart.
B) thymus.
C) spleen.
D) red bone marrow.
E) lymph tissue.

Question 2

A cation that is essential for muscle contraction, nerve function, and blood clotting is
A) sodium.
B) potassium.
C) calcium.
D) magnesium.
E) selenium.

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thall411

Sr. Member
Posts: 332

Reply #1 on: Feb 28, 2019

Answer to Question 1

D

Answer to Question 2

C

jon_i

Member
Posts: 549

Reply 2 on: Feb 28, 2019

Thanks for the timely response, appreciate it

xthemafja

Member
Posts: 348

Reply 3 on: Yesterday

Gracias!

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