Which of the following is not considered an embryonic membrane?
A. The allantois
B. The placenta
C. The amnion
D. The yolk sac
E. The chorion
Answer: B
Anatomy & Physiology
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Because it is found outside of (rather than within) cells, plasma is considered to be an ________ fluid.
Fill in the blank(s) with the appropriate word(s).
Anatomy & Physiology
A circular muscle band that contracts at an orifice is also known as a _______________
Fill in the blank with correct word.
Anatomy & Physiology
________ is the ability to produce a normal immune response upon exposure to an antigen.
A) Versatility B) Complement activation C) Neutralization D) Specificity E) Immunological competence
Anatomy & Physiology
In the lipid bilayer of the plasma membrane, the hydrophobic tails of the phospholipids orient toward the center of the membrane, away from water
Indicate whether the statement is true or false
Anatomy & Physiology