Explain the structural and functional significance of the location of the juxtaglomerular apparatus
A) This location allows the macula densa cells to receive information about the results of the three processes of urine formation and give instructions to the afferent arteriole thus changing activity levels for future urine production.
B) This location allows the macula densa cells to receive information about the results of the three processes of urine formation and give instructions to the efferent arteriole thus changing activity levels for future urine production.
C) This location provides the best opportunity to affect rates of reabsorption.
D) This location has a higher interstitial osmolarity allowing regulation of salt concentrations in urine.
Answer: A
You might also like to view...
The following are important steps in the process of endochondral ossification. What is the correct order for these events? 1. Enlarged chondrocytes die. 2. Osteoblasts replace calcified cartilage with spongy bone. 3. Chondrocytes enlarge and the surrounding matrix begins to calcify. 4. Blood vessels grow around the edges of the cartilage. 5. Perichondrial cells become osteoblasts and produce a
superficial layer of bone. A) 3, 1, 5, 4, 2 B) 1, 3, 5, 4, 2 C) 1, 5, 3, 4, 2 D) 2, 3, 1, 5, 4 E) 3, 1, 4, 5, 2
Answer the following statements true (T) or false (F)
1. A tropic hormone causes another endocrine gland to release its hormone or grow. 2. The target organ for TSH is the thyroid gland. 3. ACTH stimulates the adrenal glands to release adrenaline. 4. FSH is frequently called the ovulating hormone. 5. The target organ for FSH is the ovarian follicle.
How would you classify an articulation between two flat bones joined by short, collagenous fibers that allows little movement?
A. As a gomphosis B. As a symphysis C. As a suture D. As a synchondrosis E. As a synostosis
Which of the following structures is contained within the abdominopelvic cavity?
A. Liver B. Lower esophageal sphincter C. Spleen D. Pancreas E. Superior vena cava