____________ occurs when one hormone causes the loss of another hormone's receptors, whereas _____________ is the process of a target cell decreasing the number of receptors for a given hormone due to exposure to sustained high levels of the hormone

Fill in the blank(s) with correct word


Antagonism, down regulation

Anatomy & Physiology

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Which of the following is an effect of aging on the muscular system?

A) Tolerance for exercise increases. B) Skeletal muscles become more elastic. C) Skeletal muscle fibers become smaller in diameter. D) Muscle fibers contain more myoglobin. E) Scar tissue formation does not occur.

Anatomy & Physiology

Name the medication type given to open airways

What will be an ideal response?

Anatomy & Physiology

On axial images, the _________________________ separates the caudate lobe of the liver from the left lobe.

Fill in the blank(s) with the appropriate word(s).

Anatomy & Physiology

The appearance of the external genitalia determines an individual's

A. gender identity. B. genetic sex. C. phenotypic sex. D. genotypic sex.

Anatomy & Physiology