Place the following in correct sequence from the formation of a drop of urine to its elimination from the body.
1. major calyx
2. minor calyx
3. nephron
4. urethra
5. ureter
6. collecting duct
A) 3, 1, 2, 6, 5, 4
B) 6, 3, 2, 1, 5, 4
C) 2, 1, 3, 6, 5, 4
D) 3, 6, 2, 1, 5, 4
D) 3, 6, 2, 1, 5, 4
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________ sensations inform us of the position of the head in space by monitoring gravity, linear acceleration, and rotation
A) Nociceptor B) Proprioceptor C) Olfactory D) Gustatory E) Vestibular
The salt level in a nephron is particularly high in comparison to the surrounding environment. In this situation, which of the following events will most likely occur?
A. The salts will move into the descending loop. B. The sodium ions will move from areas of high concentration to areas of low concentration. C. Other dissolved substances will move into the nephron. D. The fluid in the nephron will move into the surrounding environment.
Due to dual innervation of the heart,
A. the autonomic nervous system and somatic motor system control heart function. B. heart rate can increase due to sympathetic regulation and voluntarily through cerebral activity. C. heart rate can decrease due to parasympathetic regulation and voluntarily through cerebral activity. D. heart rate can increase under sympathetic regulation or decrease under parasympathetic regulation, meeting the demands of the body.
What is ankylosis?
A. Arthritis that occurs in people over the age of 40 B. The destruction of cartilage between joints eventually leading to fusion of the articulating bones C. An autoimmune disorder that attacks the joints' synovial membranes D. Creaking noises made when moving arthritic joints