In ___, target cells reduce the number of receptors for a hormone in response to long-term overstimulation.

a. habituation
b. the antagonistic response
c. desensitization
d. down-regulation
e. the synergistic response


Ans: d. down-regulation

Anatomy & Physiology

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Which of the following occurs during repolarization?

A) Voltage-gated potassium channels open, potassium flows into the cell and some voltage-gated sodium channels inactivate. B) Voltage-gated potassium channels open. C) Potassium flows into the cell. D) Some voltage-gated sodium channels inactivate. E) Voltage-gated potassium channels open and potassium flows into the cell.

Anatomy & Physiology

Compared to most interstitial fluid in the body, the interstitial fluid of anĀ inflamed area would have a lower osmolarity and a lower concentration of proteins.

Answer the following statement true (T) or false (F)

Anatomy & Physiology

Proteins comprise ________________________________________ percent of the total dry weight of an animal's body

Fill in the blank(s) with correct word

Anatomy & Physiology

Because of skeletal constraints, what is the maximum percentage that muscles can stretch or shorten relative to their length?

a. 30% b. 35% c. 40% d. 45% e. 50%

Anatomy & Physiology