Biology 2060 - Anatomy and Physiology II » Summer 2021 » Lecture Exam 4 (2)

Need help with your exam preparation?

Question #1
The capsular hydrostatic pressure is generally ______ than the glomerular hydrostatic pressure; increases incapsular hydrostatic pressure _________ the formation of additional filtrate.
A.   larger; facilitate
B.   larger; impede
C.   smaller; impede
D.   smaller; facilitate
Question #2
Cortical nephrons have their corpuscles near the _________ edge of the cortex and are the ______ common type of nephron.
A.   peripheral; less
B.   deeper; more
C.   peripheral; more
D.   deeper; less
Question #3
Which is not correct regarding nephrons?
A.   Eighty-five percent of nephrons are cortical nephrons.
B.   The nephron is the functional filtration unit in the kidney.
C.   The renal tubule is composed of the proximal convoluted tubule, nephron loop, and distal convoluted tubule.
D.   The renal corpuscle may be located in the renal cortex or renal medulla.
E.   The renal corpuscle includes the glomerulus and the glomerular capsule.
Question #4
The word "countercurrent" within "countercurrent multiplier" refers to the opposite direction of flow of
A.   tubular fluid within the ascending and descending limb of the nephron loop.
B.   tubular fluid in the proximal convoluted tubule and collecting tubule.
C.   sodium and potassium across the wall of the nephron.
D.   salts and water across the wall of the renal tubule.
Question #5
The external urethral sphincter is voluntarily controlled.
A.   TRUE
B.   FALSE
Question #6
Blood colloid osmotic pressure opposes glomerular hydrostatic pressure.
A.   FALSE
B.   TRUE
Question #7
The tubular pole of the renal corpuscle is where afferent and efferent arterioles attach to the glomerulus.
A.   TRUE
B.   FALSE
Question #8
Which layer is not found in the wall of the urinary bladder?
A.   Muscularis
B.   No exceptions; all layers are found in the wall of the urinary bladder
C.   Adventitia
D.   Submucosa
E.   Mucosa
Question #9
The capillaries of the glomerulus differ from most other capillary networks in the body because they
A.   drain into anarteriole instead of a venule.
B.   absorb nutrients from the glomerular capsule.
C.   secrete mucus.
D.   contain noendothelium.
E.   carry only deoxygenated blood.
Question #10
The higher the concentration of a substance in the blood, the greater its transport maximum is.
A.   TRUE
B.   FALSE
Question #11
The kidneys are located ___________ the peritoneum.
A.   posterior to
B.   anterior to
C.   within
Question #12
Collecting ducts are larger than collecting tubules.
A.   TRUE
B.   FALSE
Question #13
The average adult kidney weighs about 100 grams and measures about
A.   12 cm long, 2.5 cmwide, and 8 cm thick.
B.   12 cm long, 6.5 cmwide, and 2.5 cm thick.
C.   8 cm long, 10.5 cmwide, and 2.5 cm thick.
D.   15 cm long, 10.5 cmwide, and 4.5 cm thick.
E.   8 cm long, 4 cmwide, and 1.5 cm thick.
Question #14
The reabsorption of both sodium and potassium is carefully regulated.
A.   FALSE
B.   TRUE
Question #15
Which is not correct regarding the innervation of the kidney?
A.   Sympathetic innervation is from segments T10-T12 of the spinal cord.
B.   The kidney is served by the renal plexus.
C.   Sympathetic stimulation causes vasoconstriction of the renal blood vessels.
D.   Parasympathetic stimulation decreases the rate of filtrate formation.
E.   Parasympathetic innervation is from the vagus nerve.
Question #16
Sympathetic stimulation of the kidney results in
A.   dilation of afferent arterioles and an increase in the surface area of the glomerulus.
B.   constriction of afferent arterioles and a decrease in the surface area of the glomerulus.
C.   constriction of afferent arterioles and an increase in the surface area of the glomerulus.
D.   dilation of afferent arterioles and a decrease in the surface area of the glomerulus.
Question #17
Which class of nephron is crucially important in establishing a salt concentration gradient in the kidney so that urine concentration can be regulated?
A.   Intercalated nephrons
B.   Adrenal nephrons
C.   Juxtamedullary nephrons
D.   Cortical nephrons
Question #18
The first structure in the kidney to collect newly formed urine is the
A.   renal pelvis.
B.   minor calyx.
C.   renal capsule.
D.   renal cortex.
E.   renal sinus.
Question #19
As blood flows through the vasa recta alongside the ascending limb of the nephron loop, the blood is flowing
A.   deep into the medulla.
B.   toward the cortex.
Question #20
In response to low blood ________, the kidneys secrete __________.
A.   glucose; calcitriol
B.   calcium; renin
C.   potassium; erythropoietin
D.   sodium; calcitriol
E.   oxygen; erythropoietin
Question #21
A child has the same number of chromosomes as each of his parents. This is because the gametes that combined when that child was conceived each contained _____ chromosomes.
A.   2
B.   92
C.   12
D.   23
E.   46
Question #22
How many spermatozoa ultimately develop from each primary spermatocyte?
A.   3
B.   2
C.   5
D.   1
E.   4
Question #23
What is the correct order for the phases of the uterine cycle, beginning with day 1?
A.   Proliferative - secretory - menstrual
B.   Menstrual - secretory - proliferative
C.   Menstrual -proliferative - secretory
D.   Proliferative - menstrual - secretory
E.   Secretory - proliferative - menstrual
Question #24
An erection of the penis is caused by
A.   muscle flexion of the penile muscles.
B.   blood filling the erectile bodies and compressing the veins.
C.   increased secretions of lymph into the spongy tissue.
D.   ejaculatory muscles.
E.   semen pressure from the testes and ductus deferens.
Question #25
Which is not correct regarding the ovaries?
A.   The tunicaalbuginea is deep to the germinal epithelium.
B.   The gametes develop from the ovarian germinal epithelium.
C.   The ovarian artery and vein join the ovary at its hilum.
D.   The ovaries are located lateral to the uterus.
E.   Each ovary has an outer cortex and an inner medulla.
Question #26
How many secondary oocytes ultimately develop from each primary oocyte?
A.   4
B.   1
C.   3
D.   2
E.   5
Question #27
Ovulation typically occurs on day 14 of the ovarian cycle, and the luteal phase occurs on days
A.   6–14.
B.   1–5.
C.   8–18.
D.   15–28.
Question #28
The corpora cavernosa extend within the glans of the penis.
A.   FALSE
B.   TRUE
Question #29
A cell that contains 23 pairs of chromosomes is
A.   polyploid.
B.   haploid.
C.   monoid.
D.   diploid.
Question #30
The ridge that is visible externally along the midline of the scrotum is called the
A.   scrotal cord.
B.   septum.
C.   perineum.
D.   tunica albuginea.
E.   raphe.
Question #31
Throughout childhood,primary oocytes are arrested in
A.   prophase I.
B.   anaphase I.
C.   prophase II.
D.   metaphase II.
E.   metaphase I.
Question #32
Both males and females have accessory reproductive organs, including ducts through which gametes are carried.
A.   FALSE
B.   TRUE
Question #33
The corpus luteum secretes progesterone and estrogen.
A.   FALSE
B.   TRUE
Question #34
Which of these structures contains sebaceous glands?
A.   Labia minora
B.   Vestibular bulb
C.   Clitoris
D.   Prepuce
E.   Mons pubis
Question #35
The X and Y chromosomes are considered homologous autosomes.
A.   TRUE
B.   FALSE
Question #36
Menarche is
A.   the stage immediately preceding menopause.
B.   a female’s first menstrual cycle.
C.   the first four days of menstruation.
D.   the final phase of the uterine cycle.
E.   marked by adramatic decline in androgen secretion.
Question #37
  
A.   ampulla and the proximal portion of the seminal vesicle.
B.   ductus deferens and the ducts of the prostate gland.
C.   ampulla and the prostatic urethra.
D.   ductus deferensand the ducts of the prostate gland and bulbourethral glands.
E.   ampulla and the distal portions of the bulbourethral glands.
Question #38
Which layer of the uterine wall is sloughed off during menstruation?
A.   Myometrium
B.   Functional layer of endometrium
C.   Basal layer of endometrium
D.   Perimetrium
E.   Epimetrium
Question #39
The male homologue to the labia majora is the
A.   prostate gland.
B.   scrotum.
C.   testis.
D.   penis.
E.   bulbourethral gland.
Question #40
Human somatic cells contain only one pair of
A.   homologous chromosomes.
B.   autosomes.
C.   chromosomes.
D.   sex chromosomes.
Question #41
The dartos muscle is composed of smooth muscle; the cremaster muscle is composed of skeletal muscle.
A.   FALSE
B.   TRUE
Question #42
In both genders, the development of axillary hair signals the onset of puberty.
A.   TRUE
B.   FALSE
Question #43
FSH facilitates the development of a primary follicle, but estrogen released by a primary follicle inhibits production of GnRH, LH, and FSH.
A.   FALSE
B.   TRUE
Question #44
During menopause, the vaginal wall
A.   becomes thinner.
B.   becomes thicker.
Question #45
Production of new primary oocytes by mitosis continues throughout a woman’s life.
A.   FALSE
B.   TRUE
Question #46
The gonads
A.   secrete sex hormones, produce gametes, are dormant until puberty,and are the male testes and female ovaries.
B.   produce gametes.
C.   secrete sex hormones.
D.   are the male testes and female ovaries.
E.   are dormant until puberty and are the male testes and female ovaries.
Question #47
Prior to puberty, the anterior pituitary does not release FSH and LH.
A.   TRUE
B.   FALSE
Question #48
What is the correct order for the phases of the ovarian cycle, beginning with day 1?
A.   Follicular,luteal, ovulation
B.   Ovulation,follicular, luteal
C.   Follicular,ovulation, luteal
D.   Luteal,follicular, ovulation
E.   Ovulation,luteal, follicular
Question #49
The process by which double-stranded, homologous chromosomes exchange genetic material is known as
A.   interphase, and it occurs in mitosis.
B.   crossing over, and it occurs in meiosis.
C.   crossing over, and it occurs in interphase.
D.   interphase, and it occurs in meiosis.
E.   crossing over, and it occurs in mitosis.
Question #50
Inhibin is secreted by
A.   follicular cells,and it inhibits FSH production.
B.   hypothalamic cells, and it inhibits LH production.
C.   the posterior pituitary, and it inhibits ovulation.
D.   the anterior pituitary,and it inhibits GnRH production.
E.   uterine lining cells, and it inhibits development of ovarian follicles.

Need help with your exam preparation?