Term
Functions of the urinary system include...
A) regulating blood volume.
B) conserving nutrients by preventing their excretion in the urine.
C) regulating blood pressure.
D) regulating plasma concentrations of ions by controlling the amount lost in the urine.
E) all of the above. |
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Definition
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Term
The urinary system includes all but which of the following?
A) adrenal glands
B) kidneys
C) ureters
D) urinary bladder
E) urethra |
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Definition
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Term
The glomerular capsule and the glomerulus make up the...
A) renal pyramid.
B) juxtaglomerular apparatus.
C) loop of Henle.
D) renal corpuscle.
E) renal papilla. |
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Definition
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Term
Kidneys are often difficult to see without dissection because they are surrounded by a layer of fat.
A) It expands for storage of additional urine once the bladder is full; it acts as a sponge.
B) There is no special significance; this fat stores energy as do otehr fat deposits in teh abdominal cavity.
C) It provides cushioning or padding for protection from sudden jolts or other injuries.
D) This fat cools the kidneys during active filtration.
E) A and D are correct. |
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Definition
| C) It provides cushioning or padding for protection from sudden jolts or otehr injuries. |
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Term
The kidneys are located...
A) medial to the aorta.
B) anterior to the colon and pancreas.
C) at the level between 10 and 11.
D) retroperitoneally.
E) nowhere near any of the above structures. |
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Definition
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Term
The large passageway into which the major calyces empty is the...
A) minor calyx.
B) renal calyx.
C) renal cortex.
D) renal plevis.
E) renal medulla. |
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Definition
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Term
A glomerulus...
A) occurs in the loop of Henle.
B) filters urine just prior to its exit from the kidney.
C) is a portion of the proximal convoluted tubule.
D) is a capillary knot contained within the renal corpuscle.
E) is or does none of the above. |
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Definition
| D) is a capillary knot contained within the renal corpuscle. |
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Term
The blood vessels at the boundary of the cortex and medulla of the kidney are the...
A) interlobular artery and vein.
B) arcuate artery and vein.
C) segmental artery and vein.
D) interlobar artery and vein.
E) glomuerular artery and vein. |
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Definition
| B) arcuate artery and vein. |
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Term
Blood enters the nephron via the...
A) segmental artery.
B) renal artery.
C) afferent arteriole.
D) efferent arteriole.
E) lobar artery. |
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Definition
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Term
A nephron has two parts:
A) glomerulus and collecting duct.
B) proximal convoluted tubule and distal convoluted tubule.
C) collecting duct and convoluted tubules.
D) renal corpuscle and renal tubules.
E) renal tubule and collecting duct. |
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Definition
| D) renal corpuscle and renal tubules. |
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Term
The first part of the renal tubule is the...
A) glomerular capsule.
B) loop of Henle.
C) proximal convoluted tubule.
D) distal convoluted tubule.
E) glomerulus. |
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Definition
| C) proximal convoluted tubule. |
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Term
Which of the following drains into the minor calyx?
A) collecting duct
B) papillary duct
C) renal corpuscle
D) proximal convoluted tubule
E) distal convoluted tubule |
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Definition
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Term
The parietal and visceral epithelia of Bowman's capsule are separated by (the)...
A) vascular pole.
B) capsular space.
C) renal column.
D) lobar space.
E) none of the above. |
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Definition
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Term
The glomerulus is made up of many...
A) sinusoids.
B) venules.
C) fenestrated capillaries.
D) arterioles.
E) A and C. |
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Definition
| C) fenestrated capillaries. |
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Term
The ureters...
A) take exactly the same path to the bladder in men and women.
B) float freely within the abdominal cavity.
C) have specialized subdivisions called the urethrae.
D) are retroperitoneal.
E) have none of the attributes above. |
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Definition
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Term
The gaps between the pedicles of the podocytes are called (the)...
A) mesangia.
B) square ligament.
C) filtration slits.
D) urachus.
E) none of the above. |
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Definition
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Term
The parts of the urethra in the male, in correct order from the bladder to the exterior, are:
(1) urachus (2) penile urethra (3) dysuria
(4) membranous urethra (5) prostatic urethra
A) 2, 4
B) 4, 2, 1
C) 1, 3, 5
D) 5, 4, 2
E) 1, 2, 3, 4, 5 |
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Definition
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Term
The structure directly opposite the vascular pole of the glomerulus is the...
A) glomerulus.
B) proximal convoluted tubule.
C) tubular pole.
D) ureters.
E) C and D. |
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Definition
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Term
The muscle responsible for compressing the urinary bladder and expelling its contents is (the)...
A) pyramidalis.
B) detrusor.
C) external urethral sphincter.
D) internal urethral sphincter.
E) none of the above. |
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Definition
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Term
Urine reaches the urinary bladder by...
A) differential pressure exerted on the ureters by the movements of the digestive organs.
B) peristalsis.
C) suction from the empty bladder.
D) teh force of gravity.
E) none of the above means. |
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Definition
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Term
The loop of Henle is composed of (the)...
A) thick segment.
B) descending limb.
C) ascending limb.
D) thin segment.
E) all of the above. |
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Definition
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Term
The mechanism whereby benign enlargement of the prostate affects urinary function in older men includes which of the following?
A) It may compress the prostatic urethra.
B) It may compress the membranous urethra.
C) It may compress the body of the body.
D) It may compress the opening of the ureters into the bladder.
E) None of the above are mechanisms affecting urinary function. |
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Definition
| A) It may compress the prostatic urethra. |
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Term
Damage, disease, or irritation of the renal cortex would impair the function of which kidney structures?
A) the renal pyramids
B) the renal columns
C) the major calyces
D) the nephron units
E) the renal papillae |
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Definition
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Term
Straight tubules originate at the seminiferous tubules and form a maze of passageways called the...
A) rete testis.
B) efferent ducts.
C) ductus deferens.
D) epididymis.
E) afferent ducts. |
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Definition
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Term
In the follicular phase of the uterine cycle, the ovary is...
A) developing a mature follicle.
B) undergoing atresis.
C) forming the corpus luteum.
D) secreting progesterone.
E) doing all of the above. |
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Definition
| A) developing a mature follicle. |
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Term
Major functions of the accessory organs of the male reproductive system system include all of the following except...
A) providing nutrients that spermatozoa need for motility.
B) activating spermatozoa.
C) production of spermatozoa.
D) propelling spermatozoa and fluids along the repoductive tract.
E) None of the above are functions of male reproductive tract organs. |
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Definition
| C) production of spermatozoa. |
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Term
The seminiferous tubules...
A) average 200 inches in length.
B) are the site of production of spermatozoa.
C) are the sites of the production of androgens for teh testis.
D) occur in the testicular lobules.
E) have the attributes C and D. |
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Definition
| B) are the site of production of spermatozoa. |
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Term
The process whereby sperm cells or spermatozoa are produced is...
A) diploid division.
B) mitosis.
C) spermatogenesis.
D) spermiogenesis.
E) none of hte above. |
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Definition
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Term
Gametes are called haploid because...
A) they are either sperm or ova.
B) there are half as many of them produced at each division in comparison with diploid cells.
C) they contain one-half the normal number of chromosomes.
D) they are produced by the process of mitosis.
E) of all of the above. |
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Definition
| C) they contain one-half the normal number of chromosomes. |
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Term
The process whereby ovum production occurs is...
A) triggered by completely different hormones than those of the male that intiate spermatogenesis.
B) oogenesis.
C) continuous throughout the life of the individual.
D) atresia.
E) none of the above. |
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Definition
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Term
Compartments within the testes are (the)...
A) seminiferous tubules.
B) straight rubules.
C) lobes.
D) lobules.
E) none o the above. |
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Definition
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Term
Semen contains all of the following except...
A) seminal fluid.
B) fructose.
C) prostatic fluid.
D) sperm.
E) spermatogenic cell. |
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Definition
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Term
The lining of the uterus is (the)...
A) serosa.
B) endometrium.
C) myometrium.
D) perimetrium.
E) none of the above. |
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Definition
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Term
Stem cells in the testes are the...
A) spermatozoa.
B) spermatids.
C) primary spermatocytes.
D) haploids.
E) spermatogonia. |
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Definition
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Term
THe vagina is lined by (a)...
A) transitional epithelium.
B) simple ciliated columnar epithelium.
C) stratified squamous epithelium.
D) simple cuboidal epithelium.
E) none of the above. |
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Definition
| C) stratified squamous epithelium. |
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Term
Spermatogenesis ends with the production of _____ spermatids.
A) 2
B) 4
C) 6
D) 8
E) 16 |
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Definition
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Term
In the correct order, the steps involved in oogenesis are:
(1) formation of a tertiary follicle
(2) ovulation
(3) formation and degeneration of the corpus luteum
(4) formation of pimary follicles.
(5) formation of secondary follicles.
A) 1, 2, 3, 4, 5
B) 5, 4, 3, 2, 1
C) 2, 5, 4, 1, 3
D) 4, 5, 1, 2, 3
E) 3, 5, 1, 4, 2 |
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Definition
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Term
During the ovarian cycle,...
A) primary oocytes are suspended in the metaphase state until maturation occurs.
B) usually only one mature graafian follicle forms.
C) each of the primary oocytes develops into two secondary oocyetes.
D) all secondary follicles form tertiary follicles.
E) A and C take place. |
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Definition
| B) usually only one mature graafian follicle forms. |
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Term
The _____ of the epididymis receives spermatozoa via the efferent ducts of the mediastinum of the testis.
A) body
B) head
C) tail
D) neck
E) none of the above. |
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Definition
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Term
When the vas deferens fuses with the base of the seminal vesicle, it forms (the)...
A) ejaculatory duct.
B) deferential duct.
C) prostatic urethra.
D) seminiferous tubules.
E) none of the above. |
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Definition
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