PHYS 261 EXAM 2024-2025 WITH
ACTUAL CORRECT QUESTIONS AND
VERIFIED DETAILED ANSWERS
|FREQUENTLY TESTED QUESTIONS
AND SOLUTIONS |ALREADY GRADED
A+|NEWEST| GUARANTEED PASS
|LATEST UPDATE
The Bowman's capsule and glomerulus make up the
a. renal corpuscle.
b. renal papilla.
c. collecting system.
d. renal pyramid.
e. loop of Henle.
renal corpuscle.
Which ion is NOT directly regulated by the kidney?
a. Ca2+
b. K+
c. Na+
d. HCO3-
e. OH-
OH-
Short reflexes of the digestive system are integrated in the ________ nervous system.
a. peripheral
b. enteric
c. parasympathetic
e. central
1|Page
,enteric
Match each step in urine formation to its description. movement from the glomerulus to the nephron
lumen
filtration
Bile salts aid in the digestion of fats by ________ large fat droplets.
a. generating
b. absorbing
c. emulsifying
d. digesting fats within
emulsifying
The hormone that directly controls water reabsorption by the kidneys is
a. ADH vasopressin.
b. aldosterone.
c. epinephrine.
d. ANP.
e. angiotensin.
ADH vasopressin.
Bile is secreted from the ________ and stored in the ________.
a. pancreas, hepatocytes
b. hepatocytes, pancreas
c. gallbladder, liver
d. liver, gallbladder
liver, gallbladder
A patient had an opioid overdose causing respiratory depression. Which would you expect for kidney
compensation?
a. Decreased hydrogen ion excretion because of respiratory acidosis
b. Increased hydrogen ion excretion and increased bicarbonate ion reabsorption
c. Increased hydrogen ion excretion because of respiratory alkalosis
d. Increased hydrogen ion reabsorption and increased bicarbonate ion excretion
Increased hydrogen ion excretion and increased bicarbonate ion reabsorption
Match each step in urine formation to its description. movement from the peritubular capillaries to the
nephron lumen
secretion
2|Page
,Angiotensin II stimulates
a. thirst only.
b. vasoconstriction only.
c. thirst and vasoconstriction.
d. thirst, vasoconstriction, and release of aldosterone.
e. release of aldosterone.
thirst, vasoconstriction, and release of aldosterone.
Which is FALSE about angiotensin II?
a. activates parasympathetic output
b. increases blood pressure
c. stimulates vasoconstriction
d. increases cardiac output
e. stimulates thirst
activates parasympathetic output
Match the following structures with their functions. chyme is released from here
stomach
In a normal kidney, which condition would increase glomerular filtration rate (GFR)?
a. constriction of the afferent arteriole
b. a decrease in the net glomerular filtration pressure
c. an increase in the hydrostatic pressure in Bowman's capsule
d. a decrease in the concentration of plasma proteins in the blood
e. a decrease in the hydrostatic pressure of the glomerulus
a decrease in the concentration of plasma proteins in the blood
ACE converts
a. renin to aldosterone.
b. angiotensin I to angiotensin II.
c. angiotensin II to aldosterone.
d. renin to angiotensinogen.
e. angiotensinogen to angiotensin I.
angiotensin I to angiotensin II.
A patient has a tumor that secretes high levels of aldosterone. Which would you expect?
a. Hyperkalemia and decreased potassium in urine
b. Hyperkalemia and increased potassium in urine
3|Page
, c. Hypokalemia and decreased potassium in urine
d. Hypokalemia and increased potassium in urine
Hypokalemia and increased potassium in urine
An enzyme that will digest proteins into amino acids is
a. maltase.
b. nuclease.
c. amylase.
d. lipase.
e. carboxypeptidase.
carboxypeptidase.
Match the immunoglobulin to its description. present in breast milk
IgA
What is the third phase of the ovarian cycle called, and what occurs during this time?
a. Luteal phase; transformation of a ruptured follicle into a corpus luteum
b. Secretory phase; menstrual bleeding from the uterus
c. Menses; an ovary releases an oocyte
d. Proliferative phase; the endometrium adds a new layer of cells in anticipation of pregnancy
Luteal phase; transformation of a ruptured follicle into a corpus luteum
The hormone mainly responsible for milk production is
a. growth hormone.
b. prolactin.
c. oxytocin.
d. estrogen.
e. progesterone.
prolactin.
The role of the pituitary hormone FSH in males is to
a. initiate sperm production in the testes.
b. influence sexual behaviors and sex drive.
c. stimulate the Sertoli cells to produce GnRH.
d. develop and maintain secondary sex characteristics.
e. stimulate the interstitial cells to produce testosterone.
initiate sperm production in the testes.
What is the function of secondary lymphoid tissues?
4|Page
The benefits of buying summaries with Stuvia:
Guaranteed quality through customer reviews
Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.
Quick and easy check-out
You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.
Focus on what matters
Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!
Frequently asked questions
What do I get when I buy this document?
You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.
Satisfaction guarantee: how does it work?
Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.
Who am I buying these notes from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller chokozilowreh. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $20.49. You're not tied to anything after your purchase.
