Answer the following questions true (T) or false (F)
1. When antidiuretic hormone (ADH) levels rise, less water is reabsorbed via the kidneys, the ECF volume decreases, and urine production increases.
2. Aldosterone triggers the secretion of potassium ions (and hydrogen ions) and the reabsorption of sodium ions by the kidney.
3. Calcium ions have important functions in the body such as forming an integral part of the ATP molecule.
1. FALSE
2. TRUE
3. FALSE
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Which of the following is not correct pertaining to a male patient scheduled for internal carotid endarterectomy?
A) He has atherosclerotic thickening of the intima of his internal carotid artery. B) He is at risk for a transient ischemic attack. C) A Doppler color flow study could have been used to detect his condition. D) One of the nerves typically at risk during this procedure is the recurrent laryngeal nerve. E) Nerve damage during the procedure can result in loss of sensory innervation of the larynx superior to the vocal folds.
Which cells secrete thymosin?
A. Suppressor T cells B. Macrophages C. Dendritic cells D. Reticular epithelial cells E. Helper T cells
What is the function of the middle cerebellar peduncles?
A. They contain neurons that monitor body position and movement. B. They carry signals between the cerebellum and pons. C. They carry signals between the cerebellum and midbrain. D. They contain neurons that produce dopamine. E. They carry signals between the cerebellum and the medulla oblongata.
The paired cartilages that articulate with the superior border of the cricoid cartilage and help with opening and closing the glottis to produce sound are the ________ cartilages
A) thyroid B) tracheal C) cuneiform D) corniculate E) arytenoid