The region of a lymph node through which blood vessels and nerves pass is called the

A) nodule. B) hilum. C) capsule. D) sinus.


B

Anatomy & Physiology

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What do muscarine and nicotine have in common?

A. They are both agonists for their respective receptors. B. They are both always excitatory. C. They are both antagonists for their respective receptors. D. They both activate-protein coupled channels.

Anatomy & Physiology

Which of the following is NOT a part of the swallowing reflex?

A. Respiration is inhibited. B. The glottis closes. C. The upper esophageal sphincter relaxes. D. The lower esophageal sphincter relaxes. E. The pyloric sphincter relaxes.

Anatomy & Physiology

An increase in the osmolarity of the blood supplying the hypothalamus is a powerful stimulus for thirst.

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

Anatomy & Physiology

The respiratory areas are in the medulla oblongata and the ________ of the brainstem.

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

Anatomy & Physiology