Why do we have natural antibodies?

 A patient has been experiencing severe, persistent allergy symptoms that are reduced when she takes an antihistamine. Before the treatment, this patient was likely to have had increased activity of which leukocyte?

Which is NOT present in the spermatic cord?

Which of the following is NOT a component of the HPG axis?

The neuron is the functional unit of the kidney

ADH stimulates the reabsorption of:

The ________ follicle is surrounded by a single layer of cubodial cells.

Use the letters in the nephron loop diagram to answer the questions below.

What is the function of the corpus luteum?

Diffusion ________.