BIOL&212 - Chapter 45 Review

Front

What is the role of oxytocin in mammals during nursing?

Back

It stimulates milk release.

Front

What is the difference in response pathways between water-soluble and lipid-soluble hormones?

Back

The location of the target cells’ signal receptors.

Front

What effect does ADH have on the kidneys?

Back

It increases water retention.

Front

Which of the following act as secondary messengers?

Back

Ca2+ and cAMP.

Front

Which hormone is primarily responsible for regulating calcium levels in the blood?

Back

Parathyroid hormone.

Front

Define water-soluble hormones.

Back

Hormones that dissolve in water and typically bind to receptors on the surface of target cells.

Front

Define lipid-soluble hormones.

Back

Hormones that can pass through cell membranes and bind to receptors inside target cells.

Front

What is the function of parathyroid hormone?

Back

Regulates calcium levels in the blood by increasing calcium absorption in the intestines and kidneys.

Front

What is the role of cAMP in cellular signaling?

Back

Acts as a secondary messenger that transmits signals from hormones to target cells.

Front

How does ADH affect blood osmolarity?

Back

It decreases blood osmolarity by increasing water retention.