Bio 315 Practice Exam 4

in the kidney, which blood vessels directly give rise to the afferent arterioles?

cortical radiate (interlobular) arteries

contraction of this muscle forces urine from the bladder

detrusor

the ovarian cortex consists of

developing follicles

the zona pellucida

is a protective shell around the oocyte that sperm must penetrate for fertilization to occur

about 1.5% of nephrons are described by this term that related their location in the kidney

juxtamedullary

in the kidney, collecting ducts directly drain into the...

minor calyces

this layer of the uterus contains smooth muscle that contracts during childbirth

myometrium

immediately before it enters the ureter, urine collects in the...

renal pelvis

this structure consists of an inter-connecting network of tubules that connect seminiferous tubules with the heads of the epididymis

rete testis

the descriptive term for the location of the kidneys relative to the abdominal cavity is

retroperitoneal

regarding respiratory mucosa, the function of goblet cells is to...

secrete mucus into the respiratory tract

which of the following best describes the order for the passage of sperm through the male reproductive tract, beginning where sperm develop?

seminiferous tubules, rete testis, epididymis, ductus deferens, ejaculatory duct

the type of epithelium that lines the uterine tubes is...

simple columnar

which of the following statements about the conducting zone of the respiratory system is *false*?

simple squamous epithelium lines the bronchioles

which region of the bronchial tree directly serves the bronchopulmonary segments?

tertiary (segmental) bronchi

what is the function of the nasal conchae?

they cause turbulent air flow within the nasal cavity

which of the following components of the larynx consists of a "shield" of hyaline cartilage containing the laryngeal prominence or Adam's apple?

thyroid cartilage

this type of epithelium lines the mucosa of the uterus, urinary bladder, and first part of the urethra?

transitional

in the lung, which of the following most accurately describes the diffusion barrier for gases across the wall of alveoli?

type I alveolar cells, capillary endothelial cells, and the fused basal laminae from both of these cell types

in the lung, the surface tension of the inner lining of alveoli is reduced by pulmonary surfactant produced by...

type II alveolar cells

in the juxtaglomerular complex, the macula densa is part of which structure?

efferent arterioles

the ___________ covers the opening to the larynx when we swallow food

epiglottis

sperm are moved into the epididymis from the testis by...

fluid produced by Sertoli cells and contractions of myoid cells

this layer of the uterus detaches and passes out of the vagina at the end of the menstrual cycle

functional layer of endometrium

which of the following best describes the path of filtered plasma as it passes through the uriniferous tubules?

glomerular capsule, proximal convoluted tubule, loop of Henle, distal convoluted tubule, collecting duct

the cells in the testes that produce testosterone are __________

Leydig cells

enzymes that are necessary for fertilization are located within the _________ of mature spermatozoa

acrosome

in the kidney, juxtaglomerular (granular) cells that secrete renin are located around which blood vessel

afferent arterioles

which of the following is/are part of the respiratory zone of the respiratory system?

alveoli, alveolar ducts, and respiratory bronchioles

which of the following protective tissues of the kidney lies closest to the abdominal wall, ie is most superficial?

anterior renal fascia

the vocal ligaments (true vocal cords) attach between the thyroid cartilage and the __________ of the larynx

arytenoid cartilages

which of the following is NOT part of the filtration membrane in the kidney?

basement membranes of both type I alveolar and pulmonary capillaries ARE PART: intercellular clefts of glomerular capillaries, podocyte foot processes, juxtaglomerular (granular) cells, and fenestrae of glomerular capillaries

Supportive cartilage disappears from the bronchial tree at the level of the

bronchioles

what type of epithelium lines respiratory mucosa?

ciliated pseudostratified columnar epithelium

microscopically, distal convoluted tubules in the kidney can be distinguished from proximal convoluted tubules based on...

the distal convoluted tubules have a larger diameter lumen

in the ovary, a difference between a primary follicle and a primordial follicle is that...

the primordial follicle has only a single layer of flat, squamous follicular cells, whereas the primary follicle has a single layer of cuboidal follicle cells

in addition to granulosa cells, these cells contribute to the outermost layer of late secondary and mature follicles in the ovary

theca cells