1) damage to the fovea of the eye would interfere with the ability to
a) focus an image.
b) regulate the amount of light striking the retina.
c) detect objects in the periphery of ones field of vision.
d) detect the detailed image of objects in the middle of ones field of vision.
e) detect color images.
2) monocytes leave the circulation to go to the tissues, where they are called
a) eosinophils.
b) basophils.
c) lymphocytes.
d) macrophages.
e) neutrophils.
3) receptor molecules on the surface of a cell
a) determine that cell’s response.
b) may allow a particular ligand to bind.
c) bind to all ligands.
d) determine that cell’s response and may allow a particular ligand to bind.
e) determine that cell’s response and bind to all ligands.
4) the action potential traveling along the t-tubule is detected by the
a) ryanodine receptor.
b) dihydropyridine (dhp) receptor (l-type calcium channel).
c) acetylcholine receptor.
d) ca2+ atpase.
5) the parathyroid glands produce a hormone that
a) stimulates the formation of white blood cells.
b) increases the level of calcium ions in the blood.
c) increases the level of sodium ions in the blood.
d) increases the level of potassium ions in the blood.
e) increases the level of glucose in the blood.
6) the process of disassembling fatty acids into two-carbon units inside mitochondria is
called
a) oxidative phosphorylation.
b) deamination.
c) ketonization.
d) chemiosmosis.
e) beta-oxidation.
7) a component of an important buffer in the human body is
a) nacl.
b) h+.
c) hcl.
d) hco3-.
e) h2o.
8) chief cells secrete
a) pepsinogen.
b) gastrin.
c) mucus.
d) hydrochloric acid.
e) intrinsic factor.
9) the respiratory rate times the tidal volume corrected for dead space is the
a) vital capacity.
b) respiratory minute volume.
c) pulmonary ventilation rate.
d) alveolar ventilation rate.
e) external respiration rate.
10) a substance that induces fever is known as a(n)
a) opsonin.
b) chemotaxin.
c) acute phase protein.
d) pyrogen.
e) cytokine.
11) match the condition with its description.
a. giantism
b. kyphosis
c. moon face
d. myxedema
e. goiter
puffy appearance associated with hypothyroidism
12) repair of damaged neurons can be assisted by certain neurotrophic factors secreted
by the
a) cell body only.
b) axon only.
c) dendrites only.
d) schwann cells only.
e) axon and dendrites.
13) the p wave of an ecg corresponds to
a) the depolarization of the atria.
b) the progressive wave of ventricular depolarization.
c) the repolarization of the ventricles.
d) atrial repolarization.
e) none of the answers are correct.
14) match these brain areas with their locations.
a. primary somatic sensory cortex
b. visual cortex
c. auditory cortex
d. association areas
temporal lobe
15) angiotensin ii
a) stimulates thirst only.
b) causes widespread vasoconstriction throughout the body only.
c) causes the synthesis and release of aldosterone from the adrenal cortex.
d) stimulates thirst and causes widespread vasoconstriction throughout the body.
e) stimulates thirst, causes widespread vasoconstriction throughout the body, and causes
the synthesis and release of aldosterone from the adrenal cortex.
16) match the type of immunity to its description.
a. specific
b. nonspecific
infected cells are killed by perforin and granzymes.
17) match the type of signal to its description (answers may be used more than once).
a. graded potential
b. action potential
c. both
may be hyperpolarizing
18) explain the use of the terms fight and flight in describing sympathetic motor
responses. how does sympathetic activity explain your increased “jumpiness” when you
are home alone at night, watching a horror movie on tv?
19) the study of tissue structure and function is called ________.
20) the ________ are calcium channels in cardiac contractile cells. opening them causes
________.
21) too little oxygen in cells is often accompanied by too much ________, which is
called ________.
22) communication between the nucleus and cytosol occurs through ________.