Module 8 Exam (Chapters 18, 21-22: Urinary System, Reproductive Systems, Growth, Development and Aging)

The fertilized egg is called: a) a zygote b) an ovum c) a blastocyst d) a morula

a zygote

The term fetus is used: a) after the first 8 weeks of pregnancy b) after the blastocyst has implanted in the uterine wall c) from fertilization to the end of the 8th week of pregnancy d) during the entire pregnancy

after the first 8 weeks of pregnancy

As the respiratory system ages: a) the costal cartilages harden b) a condition called "barrel chest" develops c) the strength of inspiratory and expiratory muscles decreases d) all of the above

all of the above

Glycosuria: a) is a sign of diabetes mellitus b) refers to glucose in the urine c) occurs because the amount of glucose in the filtrate is more than the nephron can reabsorb d) all of the above

all of the above

Kidneys help regulate the concentration of which substance in the blood? a) sodium b) potassium c) bicarbonate d) all of the above

all of the above

The placenta functions as a: a) respiratory organ b) excretory organ c) endocrine organ d) all of the above

all of the above

Which of the following is not part of the mature sperm cell? a) acrosome b) midpiece c) tail d) all of the above are part of the mature sperm cell

all of the above are part of the mature sperm cell

The emptying reflex causes the: a) contracting of the muscles of the bladder b) relaxation of the internal sphincter c) relaxation of the external sphincter d) both a and b above

both a and b above

The nephron is composed of the: a) renal corpuscle b) renal capsule c) renal tubules d) both a and c above

both a and c above

Which of the following structures is not part of the renal tubules? a) distal convoluted tubule b) collecting tubule c) bowman capsule d) nephron loop

bowman capsule

The full closure of bone growth plates occurs during: a) late childhood b) early adulthood c) late adolescence d) early adolescence

early adulthood

The fringelike structures on the funnel-shaped end of the oviduct are called: a) uterine follicles b) uterine tubes c) fimbriae d) fallopian tubes

fimbriae

An increase in the pressure inside the eyeball is called: a) a cateract b) presbyopia c) glaucoma d) hypertension

glaucoma

Which of the following is not a function of testosterone? a) it has a stimulating effect on protein synthesis b) it promotes and maintains the development of the male accessory organs c) it's the masculinizing hormone d) it causes spermatogonia to undergo a unique kind of cell division at puberty

it causes spermatogonia to undergo a unique kind of cell division at puberty

The circulatory system, gonads, and muscles develop from the primary germ layer called the: a) ectoderm b) mesoderm c) endoderm d) none of the above

mesoderm

The essential organ of the female reproductive system is the: a) vagina b) uterus c) ova d) ovary

ovary

Nitrogenous waste in the blood is the result of: a) nucleic acid catabolism b) protein catabolism c) carbohydrate catabolism d) fat catabolism

protein catabolism

The structure that produces a thick, yellowish fluid that contains fructose and composes about 60% of the seminal fluid volume is the: a) bulbourethral glands b) prostate gland c) seminal vesicles d) seminiferous tubules

seminal vesicles

Which of the following is not true as we move from infancy to adulthood? a) the legs become proportionately longer b) the trunk becomes proportionately shorter c) the head becomes proportionately larger d) all of the above are true

the head becomes proportionately larger

The part of the female reproductive cycle during which estrogen secretion reaches its highest level is: a) the proliferative phase b) menopause c) the secretory phase d) menarche

the proliferative phase

Peristalsis like movement helps move urine through the: a) urinary bladder b) nephron c) ureter d) urethra

ureter

The tube that carries sperm out of the body and is also part of the urinary system is the: a) epididymis b) ejaculatory duct c) ductus deferens d) urethra

urethra

Urine leaves the body through the: a) nephron b) urinary bladder c) ureter d) urethra

urethra

The trigone is found in the: a) nephron b) urinary bladder c) urethra d) ureter

urinary bladder

Which of the following can only be found in the female reproductive system? a) zygote b) gametes c) gonads d) both a and b are only found in the female reproductive system

zygote