10. Cell Signaling

Which of the following is a mechanism by which hormones exert their effects on target cells?

The minute-to-minute blood flow through the capillary beds is determined by the __________.

Which of the following events causes a drop in female hormone levels such as estrogen and progesterone?

When a nerve impulse reaches the terminal buttons, chemical communicators called _____ are released.

Which of the following correctly matches a gut-brain peptide with its principal pathway in appetite regulation?

Oxygen and carbon dioxide are transported between the blood and interstitial fluid by way of:

After ovulation, high levels of _____ inhibit _____ secretion.

Where is insulin produced in the human body?

The gap between two communicating neurons is termed:

Which of the following is a key component of cell signaling?

What occurs when outer hair cells of the spiral organ are stimulated by motor neurons from the pons?

Which of the following is NOT a type of hormone interaction?

Which hormone is synthesized from molecules of the neurotransmitter serotonin in the pineal gland?

Which hormone does NOT play a direct role in triggering the adolescent musculoskeletal growth spurt?

T cells can recognize antigens because they: