WCU - PHYS 261 FINAL PREP QUESTIONS &
ANSWERS
A patient had an opioid overdose causing respiratory depression. Which would you
expect for kidney compensation? - Answers -Increased hydrogen ion excretion and
increased bicarbonate ion reabsorption
Hemostasis has three major steps. The first is vasoconstriction and the final step is
coagulation. What occurs between these two steps? - Answers -Formation of a platelet
plug
Aerobic metabolism of glucose - Answers -requires oxygen and produces more ATP
per glucose than anaerobic pathways.
Which tissue in the walls of blood vessels allows for regulation of vessel diameter? -
Answers -Smooth muscle
The chemical bonding behavior of an atom is directly determined by the - Answers -
number and arrangement of electrons.
Meiosis of one cell results in production of - Answers -four gametes if male, one if
female.
Information coming into the central nervous system is transmitted along ________
neurons. - Answers -afferent and sensory
Match these brain areas with their descriptions. playing key roles in homeostasis, an
area that contains centers for hunger and thirst, as well as controlling the autonomic
nervous systems
A. cerebellum
B. hypothalamus
C. thalamus
D. cerebrum - Answers -hypothalamus
Vision is especially acute in the fovea and surrounding macula because of a high
density of cone cells and because __________. - Answers -there are no neurons
covering the cones
Movement of the cupula in the ampullae of the semicircular canals allows detection of -
Answers -rotational acceleration.
At a campus event, you ate a lot of salty treats. Which would you expect? - Answers -
Vasopressin secretion and thirst
The common precursor for all steroid hormones is __________. - Answers -cholesterol
, Which tissue has extensive extracellular matrix? - Answers -connective
The integrating center for neural control of blood pressure resides in the - Answers -
medulla oblongata.
How many chromosomes do gametes have? - Answers -23 chromosomes
What are chemotaxins function? - Answers -attracting additional immune cells
Which of these are matched incorrectly?
innate immunity - nonspecific responses
acquired immunity - responses directed toward specific invaders
active immunity - an immune response started and developed by the cells
actively acquired immunity - immunity passed via the placenta or milk to offspring -
Answers -actively acquired immunity - immunity passed via the placenta or milk to
offspring
Lymphoid tissues include - Answers -All of the answers are correct.
Cells that help regulate the immune response are ________ cells. - Answers -Helper T
cells
An inflammatory response is triggered when - Answers -Mast cells release histamine
and heparin (Basophils)
______________ is responsible for the development of the Wolffian duct into the
epididymis, vas deferens and seminal vesicle. - Answers -Testosterone
Histamine's primary role in the respiratory system is as a - Answers -
bronchoconstrictor
Albuterol is a drug used to treat asthma. Albuterol and epinephrine are both agonists for
a receptor that stimulates the dilation of bronchioles. Albuterol and epinephrine are
examples of ________ - Answers -competitors
Which of the systems listed in Table 1.1 plays a role in increasing oxygen delivery to
muscles as you are running a race? - Answers -Circulatory, musculoskeletal, nervous,
respiratory
The common pathway of coagulation begins with the - Answers -activating of a clotting
factor that converts prothrombin to thrombin
The product of the SRY gene is - Answers -testis-determining factor (TDF)
ANSWERS
A patient had an opioid overdose causing respiratory depression. Which would you
expect for kidney compensation? - Answers -Increased hydrogen ion excretion and
increased bicarbonate ion reabsorption
Hemostasis has three major steps. The first is vasoconstriction and the final step is
coagulation. What occurs between these two steps? - Answers -Formation of a platelet
plug
Aerobic metabolism of glucose - Answers -requires oxygen and produces more ATP
per glucose than anaerobic pathways.
Which tissue in the walls of blood vessels allows for regulation of vessel diameter? -
Answers -Smooth muscle
The chemical bonding behavior of an atom is directly determined by the - Answers -
number and arrangement of electrons.
Meiosis of one cell results in production of - Answers -four gametes if male, one if
female.
Information coming into the central nervous system is transmitted along ________
neurons. - Answers -afferent and sensory
Match these brain areas with their descriptions. playing key roles in homeostasis, an
area that contains centers for hunger and thirst, as well as controlling the autonomic
nervous systems
A. cerebellum
B. hypothalamus
C. thalamus
D. cerebrum - Answers -hypothalamus
Vision is especially acute in the fovea and surrounding macula because of a high
density of cone cells and because __________. - Answers -there are no neurons
covering the cones
Movement of the cupula in the ampullae of the semicircular canals allows detection of -
Answers -rotational acceleration.
At a campus event, you ate a lot of salty treats. Which would you expect? - Answers -
Vasopressin secretion and thirst
The common precursor for all steroid hormones is __________. - Answers -cholesterol
, Which tissue has extensive extracellular matrix? - Answers -connective
The integrating center for neural control of blood pressure resides in the - Answers -
medulla oblongata.
How many chromosomes do gametes have? - Answers -23 chromosomes
What are chemotaxins function? - Answers -attracting additional immune cells
Which of these are matched incorrectly?
innate immunity - nonspecific responses
acquired immunity - responses directed toward specific invaders
active immunity - an immune response started and developed by the cells
actively acquired immunity - immunity passed via the placenta or milk to offspring -
Answers -actively acquired immunity - immunity passed via the placenta or milk to
offspring
Lymphoid tissues include - Answers -All of the answers are correct.
Cells that help regulate the immune response are ________ cells. - Answers -Helper T
cells
An inflammatory response is triggered when - Answers -Mast cells release histamine
and heparin (Basophils)
______________ is responsible for the development of the Wolffian duct into the
epididymis, vas deferens and seminal vesicle. - Answers -Testosterone
Histamine's primary role in the respiratory system is as a - Answers -
bronchoconstrictor
Albuterol is a drug used to treat asthma. Albuterol and epinephrine are both agonists for
a receptor that stimulates the dilation of bronchioles. Albuterol and epinephrine are
examples of ________ - Answers -competitors
Which of the systems listed in Table 1.1 plays a role in increasing oxygen delivery to
muscles as you are running a race? - Answers -Circulatory, musculoskeletal, nervous,
respiratory
The common pathway of coagulation begins with the - Answers -activating of a clotting
factor that converts prothrombin to thrombin
The product of the SRY gene is - Answers -testis-determining factor (TDF)
