1) which renal structure is responsible for producing hypertonic urine by reabsorbing
water while allowing metabolic wastes and nacl to pass through?
a. glomerulus
b. proximal convoluted tubule
c. distal convoluted tubule
d. collecting duct
e. nephron loop
2) which of the following is correct regarding the occipital lobe?
a. it is chiefly concerned with mood, memory, and emotions.
b. it is the principal visual center of the brain.
c. it is the primary site for receiving and interpreting signals from the general senses.
d. it is concerned with voluntary motor functions.
e. it is likely to play a role in understanding spoken language.
3) which of these is not found in the vestibule?
a. urinary orifice
b. mons pubis
c. vaginal orifice
d. labia minora
e. clitoris
4) which of the followingdo costal cartilages connect?
a. the clavicles with the sternum
b. the true ribs with the scapula
c. the floating ribs with xiphoid process
d. the false ribs with the viscera and peritoneum
e. the ribs with the sternum
5) what process produces most of the nadh that contributes to atp synthesis in the cell?
a. glycolysis
b. the citric acid cycle
c. anaerobic fermentation
d. the mitochondrial proton pumps
e. the electron transfer from fadh2
6) inhibitory postsynaptic potentials (ipsps) are associated with which of the following?
a. depolarization of the cell membrane
b. repolarization of the cell membrane
c. hyperpolarization of the cell membrane
d. no change in the cell membrane potential
e. no change of the threshold
7) in response to dehydration, osmoreceptors stimulate the secretion of __________.
a. adh
b. calcitonin
c. anp
d. sodium ions
e. bicarbonate ions
8) when you hold out your hands with the palms up, __________ your wrists will tip
your palms toward you.
a. hyperextending
b. circumducting
c. rotating
d. flexing
e. abducting
9) which taste sensation is produced by amino acids such as aspartic acid and glutamic
acid?
a. salty
b. umami
c. bitter
d. sweet
e. sour
10) the fibers that carry theaction potentials that cause skeletal muscle to contract are
__________.
a. gamma motor neurons
b. anulospiral endings
c. intrafusal fibers
d. extrafusal fibers
e. alpha motor neurons
11) local potentials are __________, meaning they vary in magnitude according to the
strength of the stimulus.
a. stabile
b. graded
c. self propagating
d. excitatory
e. inhibitory