A&P II FINAL EXAM STUDY
Virtually all of the protein or amino acid-based hormones exert their effects through intracellular
__________.
a. ions
b. deactivators
c. second messengers
d. nucleotides - ANS-c. second messengers
Chemical Substances secreted by cells into the extracellular fluids that regulate the metabolic
function of other cells in the body are called ___________.
a. proteins
b. antibodies
c. hormones
d. enzymes - ANS-c. hormones
The master gland of the endocrine system is the_________.
a. endocrine
b. pituitary
c. adrenal
d. thyroid - ANS-b. pituitary
The secretion of hormones in response to changing blood levels of ions is known as _____.
a. neural stimulus
b. hormonal stimulus
c. humoral stimulus
d. ionic stimulus - ANS-c. humoral stimulus
The hormone that has the greatest effect on the metabolic rate is _____________.
a. growth hormone
b. aldosterone
c. thyroid
d. cortisol - ANS-c. thyroid
When blood glucose levels fall, the pancreas releases ________.
a. insulin
,b. melatonin
c. glucose
d. glucagon - ANS-d. glucagon
When parathyroid hormone is released
a. blood calcium levels fall
b. osteoclasts are activated
c. calcitonin is inhibited
d. calcium channels are blocked - ANS-b. osteoclasts are activated
The cells with the most receptors for growth hormones are
a. liver
b. nerves
c. bones
d. blood vessels - ANS-c. bones
Steroid hormones influence other cells by
a. activating cyclic AMP
b. entering the nucleus of the cell and altering the expression of the gene
c. binding specific receptors and activating G proteins
d. stimulating the uptake of glucose - ANS-b. entering the nucleus of the cell and altering the
expression of the gene
The major plasma protein is
a. thrombin
b. albumin
c. fibrin
d. fibrinogen - ANS-b. albumin
This type of leukocyte produces antibodies
a. neutrophil
b. eosinophil
c. monocyte
d. lymphocyte - ANS-d. lymphocyte
Which of the following is not a phase of erythropoiesis
a. synthesis of hemoglobin
b. production of vacuoles
, c. ejection of the erythrocyte nucleus
d. production of ribosomes - ANS-b. production of vacuoles
Red blood cells contain ___% hemoglobin
a. 50
b. 82
c. 97
d. 100 - ANS-c. 97
Which of the following is not a function of blood
a. controlling endocrine glands
b. transporting oxygen
c. distributing heat
d. producing antibodies - ANS-a. controlling endocrine glands
What organ in the body regulates erythropoeisis?
a. brain
b. kidney
c. pancreas
d. liver - ANS-b. kidney
Which of the following is not a phase of hemostasis?
a. vascular spasm
b. fibrinolysis
c. coagulation
d. platelet plug formation - ANS-b. fibrinolysis
The first phase of erythrocyte production is
a. hemoglobin synthesis
b. ejection of the nucleus
c. ribosome synthesis
d. reticulocyte formation - ANS-c. ribosome synthesis
All blood cells develop from
a. hemocytoblasts
b. ejection of the nucleus
c. myeloid stem cells
d. lymphoid stem cells - ANS-a. hemocytoblasts
Virtually all of the protein or amino acid-based hormones exert their effects through intracellular
__________.
a. ions
b. deactivators
c. second messengers
d. nucleotides - ANS-c. second messengers
Chemical Substances secreted by cells into the extracellular fluids that regulate the metabolic
function of other cells in the body are called ___________.
a. proteins
b. antibodies
c. hormones
d. enzymes - ANS-c. hormones
The master gland of the endocrine system is the_________.
a. endocrine
b. pituitary
c. adrenal
d. thyroid - ANS-b. pituitary
The secretion of hormones in response to changing blood levels of ions is known as _____.
a. neural stimulus
b. hormonal stimulus
c. humoral stimulus
d. ionic stimulus - ANS-c. humoral stimulus
The hormone that has the greatest effect on the metabolic rate is _____________.
a. growth hormone
b. aldosterone
c. thyroid
d. cortisol - ANS-c. thyroid
When blood glucose levels fall, the pancreas releases ________.
a. insulin
,b. melatonin
c. glucose
d. glucagon - ANS-d. glucagon
When parathyroid hormone is released
a. blood calcium levels fall
b. osteoclasts are activated
c. calcitonin is inhibited
d. calcium channels are blocked - ANS-b. osteoclasts are activated
The cells with the most receptors for growth hormones are
a. liver
b. nerves
c. bones
d. blood vessels - ANS-c. bones
Steroid hormones influence other cells by
a. activating cyclic AMP
b. entering the nucleus of the cell and altering the expression of the gene
c. binding specific receptors and activating G proteins
d. stimulating the uptake of glucose - ANS-b. entering the nucleus of the cell and altering the
expression of the gene
The major plasma protein is
a. thrombin
b. albumin
c. fibrin
d. fibrinogen - ANS-b. albumin
This type of leukocyte produces antibodies
a. neutrophil
b. eosinophil
c. monocyte
d. lymphocyte - ANS-d. lymphocyte
Which of the following is not a phase of erythropoiesis
a. synthesis of hemoglobin
b. production of vacuoles
, c. ejection of the erythrocyte nucleus
d. production of ribosomes - ANS-b. production of vacuoles
Red blood cells contain ___% hemoglobin
a. 50
b. 82
c. 97
d. 100 - ANS-c. 97
Which of the following is not a function of blood
a. controlling endocrine glands
b. transporting oxygen
c. distributing heat
d. producing antibodies - ANS-a. controlling endocrine glands
What organ in the body regulates erythropoeisis?
a. brain
b. kidney
c. pancreas
d. liver - ANS-b. kidney
Which of the following is not a phase of hemostasis?
a. vascular spasm
b. fibrinolysis
c. coagulation
d. platelet plug formation - ANS-b. fibrinolysis
The first phase of erythrocyte production is
a. hemoglobin synthesis
b. ejection of the nucleus
c. ribosome synthesis
d. reticulocyte formation - ANS-c. ribosome synthesis
All blood cells develop from
a. hemocytoblasts
b. ejection of the nucleus
c. myeloid stem cells
d. lymphoid stem cells - ANS-a. hemocytoblasts
