PNB 2265 Exam 4 LATEST 2026 ACTUAL EXAM WITH
COMPLETE QUESTIONS AND CORRECT DETAILED
ANSWERS (100% VERIFIED ANSWERS) |ALREADY GRADED
A+
Considering the graph below, what mechanisms does the renal tubule
have to move substance X between the blood and filtrate?
......ANSWER......Filtration and secretion
If urine concentration to substance X is 0 mg/mL, urine flow is 2mL/min,
and GFR is 125 mL/min, what is the excretion rate 9renal clearance) of
substance X? ......ANSWER......0mL/min
In response to a rise in blood volume above normal
......ANSWER......Atrial Natriuretic Peptide (ANH) will promote sodium
excretion
Athletes may take exogenous testosterone in order to increase muscle
mass. While effective, a large amount of exogenous testosterone will
affect the testes. What effects would you predict? ......ANSWER......All of
the above
Which of the following structures in the penis fills will blood during
erection? ......ANSWER......Corpora cavernosa
pg. 1
, The midpiece of sperm contains ......ANSWER......Mitochondria
A person is XY, has SRY gene, is androgen insensitive, has male internal
anatomy but female external anatomy. Which of the following is caused
by lack of androgen receptors? ......ANSWER......Elevated plasma
androgens
Endometriosis is a disease characterized by the growth of the
endometrial tissue outside the uterus, which causes extreme pain
during the menstrual phase due to inflammatory responses occurring in
the abdominal cavity. What type of therapy could help someone with
endometriosis? ......ANSWER......Inhibit secretions of gonadotropins
Which of the following functions of sertoli cells mediates negative
feedback control of FSH secretion? ......ANSWER......Synthesis of inhibin
What are gametes produced by biological males called? Are these
gametes haploid or diploid? ......ANSWER......sperm; haploid
How will the sexual response differ for a male who had undergone a
vasectomy? ......ANSWER......semen contains all components except
sperm
Which of the following component of semen is an anti-coagulant?
......ANSWER......Prostate specific antigen (PSA)
pg. 2
COMPLETE QUESTIONS AND CORRECT DETAILED
ANSWERS (100% VERIFIED ANSWERS) |ALREADY GRADED
A+
Considering the graph below, what mechanisms does the renal tubule
have to move substance X between the blood and filtrate?
......ANSWER......Filtration and secretion
If urine concentration to substance X is 0 mg/mL, urine flow is 2mL/min,
and GFR is 125 mL/min, what is the excretion rate 9renal clearance) of
substance X? ......ANSWER......0mL/min
In response to a rise in blood volume above normal
......ANSWER......Atrial Natriuretic Peptide (ANH) will promote sodium
excretion
Athletes may take exogenous testosterone in order to increase muscle
mass. While effective, a large amount of exogenous testosterone will
affect the testes. What effects would you predict? ......ANSWER......All of
the above
Which of the following structures in the penis fills will blood during
erection? ......ANSWER......Corpora cavernosa
pg. 1
, The midpiece of sperm contains ......ANSWER......Mitochondria
A person is XY, has SRY gene, is androgen insensitive, has male internal
anatomy but female external anatomy. Which of the following is caused
by lack of androgen receptors? ......ANSWER......Elevated plasma
androgens
Endometriosis is a disease characterized by the growth of the
endometrial tissue outside the uterus, which causes extreme pain
during the menstrual phase due to inflammatory responses occurring in
the abdominal cavity. What type of therapy could help someone with
endometriosis? ......ANSWER......Inhibit secretions of gonadotropins
Which of the following functions of sertoli cells mediates negative
feedback control of FSH secretion? ......ANSWER......Synthesis of inhibin
What are gametes produced by biological males called? Are these
gametes haploid or diploid? ......ANSWER......sperm; haploid
How will the sexual response differ for a male who had undergone a
vasectomy? ......ANSWER......semen contains all components except
sperm
Which of the following component of semen is an anti-coagulant?
......ANSWER......Prostate specific antigen (PSA)
pg. 2
